

    <!-- Field: Doc-Info; Name: Generator; Value: GoFiler Complete; Version: 4.3c -->
    <!-- Field: Doc-Info; Name: VendorURI; Value: http://www.novaworks.co -->
    <!-- Field: Doc-Info; Name: Source; Value: J:\Edgar\10%2DQ\2015\Q2\q2_10q.xfr; Date: 2015%2D07%2D30T16:34:45 -->
    <!-- Field: Doc-Info; Name: Status; Value: 0x80050000 -->
<link:linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrli="http://www.xbrl.org/2003/instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
    <link:roleRef roleURI="http://ulbi.com/role/DocumentAndEntityInformation" xlink:href="ulbi-20150628.xsd#DocumentAndEntityInformation" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/BalanceSheets" xlink:href="ulbi-20150628.xsd#BalanceSheets" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/BalanceSheetsParenthetical" xlink:href="ulbi-20150628.xsd#BalanceSheetsParenthetical" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/StatementsOfOperationsAndComprehensiveLossIncome" xlink:href="ulbi-20150628.xsd#StatementsOfOperationsAndComprehensiveLossIncome" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/StatementsOfCashFlows" xlink:href="ulbi-20150628.xsd#StatementsOfCashFlows" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/StatementsOfCashFlowsParenthetical" xlink:href="ulbi-20150628.xsd#StatementsOfCashFlowsParenthetical" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note1-BasisOfPresentation" xlink:href="ulbi-20150628.xsd#Note1-BasisOfPresentation" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note2-ShareRepurchaseProgram" xlink:href="ulbi-20150628.xsd#Note2-ShareRepurchaseProgram" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note3-Relocation" xlink:href="ulbi-20150628.xsd#Note3-Relocation" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note4-Inventories" xlink:href="ulbi-20150628.xsd#Note4-Inventories" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note5-PropertyEquipmentAndImprovements" xlink:href="ulbi-20150628.xsd#Note5-PropertyEquipmentAndImprovements" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note6-GoodwillIntangibleAssetsAndLongTermAssets" xlink:href="ulbi-20150628.xsd#Note6-GoodwillIntangibleAssetsAndLongTermAssets" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note7-RevolvingCreditAgreement" xlink:href="ulbi-20150628.xsd#Note7-RevolvingCreditAgreement" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note8-ShareholdersEquity" xlink:href="ulbi-20150628.xsd#Note8-ShareholdersEquity" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note9-IncomeTaxes" xlink:href="ulbi-20150628.xsd#Note9-IncomeTaxes" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note10-EarningsPerShare" xlink:href="ulbi-20150628.xsd#Note10-EarningsPerShare" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note11-CommitmentsAndContingencies" xlink:href="ulbi-20150628.xsd#Note11-CommitmentsAndContingencies" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note12-BusinessSegmentInformation" xlink:href="ulbi-20150628.xsd#Note12-BusinessSegmentInformation" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note13-FairValueOfFinancialInstruments" xlink:href="ulbi-20150628.xsd#Note13-FairValueOfFinancialInstruments" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note14-FireAtManufacturingFacility" xlink:href="ulbi-20150628.xsd#Note14-FireAtManufacturingFacility" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note15-RecentAccountingPronouncementsAndDevelopments" xlink:href="ulbi-20150628.xsd#Note15-RecentAccountingPronouncementsAndDevelopments" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note4-InventoriesTables" xlink:href="ulbi-20150628.xsd#Note4-InventoriesTables" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note5-PropertyEquipmentAndImprovementsTables" xlink:href="ulbi-20150628.xsd#Note5-PropertyEquipmentAndImprovementsTables" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note6-GoodwillIntangibleAssetsAndLongTermAssetsTables" xlink:href="ulbi-20150628.xsd#Note6-GoodwillIntangibleAssetsAndLongTermAssetsTables" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note8-ShareholdersEquityTables" xlink:href="ulbi-20150628.xsd#Note8-ShareholdersEquityTables" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note9-IncomeTaxesTables" xlink:href="ulbi-20150628.xsd#Note9-IncomeTaxesTables" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note11-CommitmentsAndContingenciesTables" xlink:href="ulbi-20150628.xsd#Note11-CommitmentsAndContingenciesTables" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note12-BusinessSegmentInformationTables" xlink:href="ulbi-20150628.xsd#Note12-BusinessSegmentInformationTables" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note2-ShareRepurchaseProgramDetailsNarrative" xlink:href="ulbi-20150628.xsd#Note2-ShareRepurchaseProgramDetailsNarrative" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note3-RelocationDetailsNarrative" xlink:href="ulbi-20150628.xsd#Note3-RelocationDetailsNarrative" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note4-InventoriesDetail" xlink:href="ulbi-20150628.xsd#Note4-InventoriesDetail" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note5-PropertyEquipmentAndImprovementsDetails" xlink:href="ulbi-20150628.xsd#Note5-PropertyEquipmentAndImprovementsDetails" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note5-PropertyEquipmentAndImprovementsDetailsNarrative" xlink:href="ulbi-20150628.xsd#Note5-PropertyEquipmentAndImprovementsDetailsNarrative" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note6-GoodwillIntangibleAssetsAndLongTermAssetsGoodwillActivityDetails" xlink:href="ulbi-20150628.xsd#Note6-GoodwillIntangibleAssetsAndLongTermAssetsGoodwillActivityDetails" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note6-GoodwillIntangibleAssetsAndLongTermAssetsCompositionOfIntangibleAssetsDetails" xlink:href="ulbi-20150628.xsd#Note6-GoodwillIntangibleAssetsAndLongTermAssetsCompositionOfIntangibleAssetsDetails" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note6-GoodwillIntangibleAssetsAndLongTermAssetsDetailsNarrative" xlink:href="ulbi-20150628.xsd#Note6-GoodwillIntangibleAssetsAndLongTermAssetsDetailsNarrative" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note7-RevolvingCreditAgreementDetailsNarrative" xlink:href="ulbi-20150628.xsd#Note7-RevolvingCreditAgreementDetailsNarrative" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note8-ShareholdersEquityDetails" xlink:href="ulbi-20150628.xsd#Note8-ShareholdersEquityDetails" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note8-ShareholdersEquityOptionRollforwardDetailsNarrative" xlink:href="ulbi-20150628.xsd#Note8-ShareholdersEquityOptionRollforwardDetailsNarrative" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note8-ShareholdersEquityDetailsNarrative" xlink:href="ulbi-20150628.xsd#Note8-ShareholdersEquityDetailsNarrative" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note9-IncomeTaxesDetails" xlink:href="ulbi-20150628.xsd#Note9-IncomeTaxesDetails" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note9-IncomeTaxesUnrecognizedTaxBenefitsDetails" xlink:href="ulbi-20150628.xsd#Note9-IncomeTaxesUnrecognizedTaxBenefitsDetails" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note9-IncomeTaxesDetailsNarrative" xlink:href="ulbi-20150628.xsd#Note9-IncomeTaxesDetailsNarrative" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note10-EarningsPerShareDetailsNarrative" xlink:href="ulbi-20150628.xsd#Note10-EarningsPerShareDetailsNarrative" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note11CommitmentsAndContingenciesWarrantyObligationsDetails" xlink:href="ulbi-20150628.xsd#Note11CommitmentsAndContingenciesWarrantyObligationsDetails" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note11CommitmentsAndContingenciesDetailNarrative" xlink:href="ulbi-20150628.xsd#Note11CommitmentsAndContingenciesDetailNarrative" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note12-BusinessSegmentInformationDetails" xlink:href="ulbi-20150628.xsd#Note12-BusinessSegmentInformationDetails" xlink:type="simple" />
    <link:roleRef roleURI="http://ulbi.com/role/Note14-FireAtManufacturingFacilityDetailsNarrative" xlink:href="ulbi-20150628.xsd#Note14-FireAtManufacturingFacilityDetailsNarrative" xlink:type="simple" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension" arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member" arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all" arcroleURI="http://xbrl.org/int/dim/arcrole/all" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#notAll" arcroleURI="http://xbrl.org/int/dim/arcrole/notAll" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/DocumentAndEntityInformation" xlink:title="00000001 - Document - Document and Entity Information" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/BalanceSheets" xlink:title="00000002 - Statement - Condensed Consolidated Balance Sheets" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/BalanceSheetsParenthetical" xlink:title="00000003 - Statement - Condensed Consolidated Balance Sheets (Parenthetical)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/StatementsOfOperationsAndComprehensiveLossIncome" xlink:title="00000004 - Statement - Consolidated Statements of Operations and Comprehensive (Loss) Income (Unaudited)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/StatementsOfCashFlows" xlink:title="00000005 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/StatementsOfCashFlowsParenthetical" xlink:title="00000006 - Statement - Condensed Consolidated Statements of Cash Flows (Parenthetical)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note1-BasisOfPresentation" xlink:title="00000007 - Disclosure - Note 1 - Basis of Presentation" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note2-ShareRepurchaseProgram" xlink:title="00000008 - Disclosure - Note 2 - Share Repurchase Program" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note3-Relocation" xlink:title="00000009 - Disclosure - Note 3 - Relocation" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note4-Inventories" xlink:title="00000010 - Disclosure - Note 4 - Inventories" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note5-PropertyEquipmentAndImprovements" xlink:title="00000011 - Disclosure - Note 5 - Property, Equipment and Improvements" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note6-GoodwillIntangibleAssetsAndLongTermAssets" xlink:title="00000012 - Disclosure - Note 6 - Goodwill, Intangible Assets and Long Term Assets" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note7-RevolvingCreditAgreement" xlink:title="00000013 - Disclosure - Note 7 - Revolving Credit Agreement" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note8-ShareholdersEquity" xlink:title="00000014 - Disclosure - Note 8 - Shareholders' Equity" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note9-IncomeTaxes" xlink:title="00000015 - Disclosure - Note 9 - Income Taxes" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note10-EarningsPerShare" xlink:title="00000016 - Disclosure - Note 10 - Earnings Per Share" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note11-CommitmentsAndContingencies" xlink:title="00000017 - Disclosure - Note 11 - Commitments and Contingencies" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note12-BusinessSegmentInformation" xlink:title="00000018 - Disclosure - Note 12 - Business Segment Information" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note13-FairValueOfFinancialInstruments" xlink:title="00000019 - Disclosure - Note 13 - Fair Value of Financial Instruments" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note14-FireAtManufacturingFacility" xlink:title="00000020 - Disclosure - Note 14 - Fire at Manufacturing Facility" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note15-RecentAccountingPronouncementsAndDevelopments" xlink:title="00000021 - Disclosure - Note 15 - Recent Accounting Pronouncements and Developments" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note4-InventoriesTables" xlink:title="00000022 - Disclosure - Note 4 - Inventories (Tables)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note5-PropertyEquipmentAndImprovementsTables" xlink:title="00000023 - Disclosure - Note 5 - Property, Equipment and Improvements (Tables)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note6-GoodwillIntangibleAssetsAndLongTermAssetsTables" xlink:title="00000024 - Disclosure - Note 6 - Goodwill, Intangible Assets and Long Term Assets (Tables)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note8-ShareholdersEquityTables" xlink:title="00000025 - Disclosure - Note 8 - Shareholders' Equity (Tables)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note9-IncomeTaxesTables" xlink:title="00000026 - Disclosure - Note 9 - Income Taxes (Tables)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note11-CommitmentsAndContingenciesTables" xlink:title="00000027 - Disclosure - Note 11 - Commitments and Contingencies (Tables)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note12-BusinessSegmentInformationTables" xlink:title="00000028 - Disclosure - Note 12 - Business Segment Information (Tables)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note2-ShareRepurchaseProgramDetailsNarrative" xlink:title="00000029 - Disclosure - Note 2 - Share Repurchase Program (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note3-RelocationDetailsNarrative" xlink:title="00000030 - Disclosure - Note 3 - Relocation (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note4-InventoriesDetail" xlink:title="00000031 - Disclosure - Note 4 - Inventories (Detail)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note5-PropertyEquipmentAndImprovementsDetails" xlink:title="00000032 - Disclosure - Note 5 - Property, Equipment and Improvements (Details)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note5-PropertyEquipmentAndImprovementsDetailsNarrative" xlink:title="00000033 - Disclosure - Note 5 - Property, Equipment and Improvements (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note6-GoodwillIntangibleAssetsAndLongTermAssetsGoodwillActivityDetails" xlink:title="00000034 - Disclosure - Note 6 - Goodwill, Intangible Assets and Long Term Assets Goodwill Activity (Details)">
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaapStatementBusinessSegmentsAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapStatementBusinessSegmentsAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaapSegmentDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapStatementBusinessSegmentsAxis" xlink:to="loc_us-gaapSegmentDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaapSegmentDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementBusinessSegmentsAxis" xlink:to="loc_us-gaapSegmentDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="ulbi-20150628.xsd#ULBI_BatteryMember" xlink:label="loc_ULBIBatteryMember_0" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSegmentDomain" xlink:to="loc_ULBIBatteryMember_0" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="ulbi-20150628.xsd#ULBI_CommsMember" xlink:label="loc_ULBICommsMember_70" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSegmentDomain" xlink:to="loc_ULBICommsMember_70" xlink:type="arc" order="71" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaapGoodwill_180" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapGoodwill_180" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_GoodwillTranslationAdjustments" xlink:label="loc_us-gaapGoodwillTranslationAdjustments_180" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapGoodwillTranslationAdjustments_180" xlink:type="arc" order="2" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note6-GoodwillIntangibleAssetsAndLongTermAssetsCompositionOfIntangibleAssetsDetails" xlink:title="00000035 - Disclosure - Note 6 - Goodwill, Intangible Assets and Long Term Assets Composition of Intangible Assets (Details)">
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaapIncomeStatementLocationAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapIncomeStatementLocationAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaapIncomeStatementLocationDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapIncomeStatementLocationAxis" xlink:to="loc_us-gaapIncomeStatementLocationDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaapIncomeStatementLocationDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapIncomeStatementLocationAxis" xlink:to="loc_us-gaapIncomeStatementLocationDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ResearchMember" xlink:label="loc_us-gaapResearchMember_0" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapIncomeStatementLocationDomain" xlink:to="loc_us-gaapResearchMember_0" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="ulbi-20150628.xsd#ULBI_SGAMember" xlink:label="loc_ULBISGAMember_20" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapIncomeStatementLocationDomain" xlink:to="loc_ULBISGAMember_20" xlink:type="arc" order="21" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="loc_us-gaapAmortizationOfIntangibleAssets_130" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapAmortizationOfIntangibleAssets_130" xlink:type="arc" order="0" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note6-GoodwillIntangibleAssetsAndLongTermAssetsDetailsNarrative" xlink:title="00000036 - Disclosure - Note 6 - Goodwill, Intangible Assets and Long Term Assets (Details Narrative)">
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaapFiniteLivedIntangibleAssetsByMajorClassAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapFiniteLivedIntangibleAssetsByMajorClassAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaapFiniteLivedIntangibleAssetsMajorClassNameDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapFiniteLivedIntangibleAssetsByMajorClassAxis" xlink:to="loc_us-gaapFiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaapFiniteLivedIntangibleAssetsMajorClassNameDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapFiniteLivedIntangibleAssetsByMajorClassAxis" xlink:to="loc_us-gaapFiniteLivedIntangibleAssetsMajorClassNameDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_TrademarksMember" xlink:label="loc_us-gaapTrademarksMember_20" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapFiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:to="loc_us-gaapTrademarksMember_20" xlink:type="arc" order="21" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_PatentsMember" xlink:label="loc_us-gaapPatentsMember_40" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapFiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:to="loc_us-gaapPatentsMember_40" xlink:type="arc" order="41" />
      <link:loc xlink:type="locator" xlink:href="ulbi-20150628.xsd#ULBI_CustomerMember" xlink:label="loc_ULBICustomerMember_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapFiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:to="loc_ULBICustomerMember_60" xlink:type="arc" order="61" />
      <link:loc xlink:type="locator" xlink:href="ulbi-20150628.xsd#ULBI_DistributorMember" xlink:label="loc_ULBIDistributorMember_80" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapFiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:to="loc_ULBIDistributorMember_80" xlink:type="arc" order="81" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="loc_us-gaapFiniteLivedIntangibleAssetsGross_110" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapFiniteLivedIntangibleAssetsGross_110" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="loc_us-gaapFiniteLivedIntangibleAssetsAccumulatedAmortization_110" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapFiniteLivedIntangibleAssetsAccumulatedAmortization_110" xlink:type="arc" order="2" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="loc_us-gaapFiniteLivedIntangibleAssetsNet_110" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapFiniteLivedIntangibleAssetsNet_110" xlink:type="arc" order="3" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note7-RevolvingCreditAgreementDetailsNarrative" xlink:title="00000037 - Disclosure - Note 7 - Revolving Credit Agreement (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note8-ShareholdersEquityDetails" xlink:title="00000038 - Disclosure - Note 8 - Shareholders' Equity (Details)">
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="ulbi-20150628.xsd#ULBI_ComponentOfShareBasedCompensationAxis" xlink:label="loc_ULBIComponentOfShareBasedCompensationAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_ULBIComponentOfShareBasedCompensationAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaapScenarioUnspecifiedDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_ULBIComponentOfShareBasedCompensationAxis" xlink:to="loc_us-gaapScenarioUnspecifiedDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaapScenarioUnspecifiedDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_ULBIComponentOfShareBasedCompensationAxis" xlink:to="loc_us-gaapScenarioUnspecifiedDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="ulbi-20150628.xsd#ULBI_OptionsMember" xlink:label="loc_ULBIOptionsMember_0" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapScenarioUnspecifiedDomain" xlink:to="loc_ULBIOptionsMember_0" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="ulbi-20150628.xsd#ULBI_EmpeeRestrictedStockMember" xlink:label="loc_ULBIEmpeeRestrictedStockMember_20" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapScenarioUnspecifiedDomain" xlink:to="loc_ULBIEmpeeRestrictedStockMember_20" xlink:type="arc" order="21" />
      <link:loc xlink:type="locator" xlink:href="ulbi-20150628.xsd#ULBI_CeoRestrictedMember" xlink:label="loc_ULBICeoRestrictedMember_40" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapScenarioUnspecifiedDomain" xlink:to="loc_ULBICeoRestrictedMember_40" xlink:type="arc" order="41" />
      <link:loc xlink:type="locator" xlink:href="ulbi-20150628.xsd#ULBI_BoardMember" xlink:label="loc_ULBIBoardMember_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapScenarioUnspecifiedDomain" xlink:to="loc_ULBIBoardMember_60" xlink:type="arc" order="61" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaapShareBasedCompensation_210" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapShareBasedCompensation_210" xlink:type="arc" order="1" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note8-ShareholdersEquityOptionRollforwardDetailsNarrative" xlink:title="00000039 - Disclosure - Note 8 - Shareholders' Equity Option Rollforward (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note8-ShareholdersEquityDetailsNarrative" xlink:title="00000040 - Disclosure - Note 8 - Shareholders' Equity (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note9-IncomeTaxesDetails" xlink:title="00000041 - Disclosure - Note 9 - Income Taxes (Details)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note9-IncomeTaxesUnrecognizedTaxBenefitsDetails" xlink:title="00000042 - Disclosure - Note 9 - Income Taxes Unrecognized Tax Benefits (Details)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note9-IncomeTaxesDetailsNarrative" xlink:title="00000043 - Disclosure - Note 9 - Income Taxes (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note10-EarningsPerShareDetailsNarrative" xlink:title="00000044 - Disclosure - Note 10 - Earnings Per Share (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note11CommitmentsAndContingenciesWarrantyObligationsDetails" xlink:title="00000045 - Disclosure - Note 11 Commitments and Contingencies Warranty Obligations (Details)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note11CommitmentsAndContingenciesDetailNarrative" xlink:title="00000046 - Disclosure - Note 11 Commitments and Contingencies (Detail Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note12-BusinessSegmentInformationDetails" xlink:title="00000047 - Disclosure - Note 12 - Business Segment Information (Details)">
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaapStatementBusinessSegmentsAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapStatementBusinessSegmentsAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaapSegmentDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapStatementBusinessSegmentsAxis" xlink:to="loc_us-gaapSegmentDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaapSegmentDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementBusinessSegmentsAxis" xlink:to="loc_us-gaapSegmentDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="ulbi-20150628.xsd#ULBI_BatteryMember" xlink:label="loc_ULBIBatteryMember_0" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSegmentDomain" xlink:to="loc_ULBIBatteryMember_0" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="ulbi-20150628.xsd#ULBI_CommsMember" xlink:label="loc_ULBICommsMember_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSegmentDomain" xlink:to="loc_ULBICommsMember_10" xlink:type="arc" order="11" />
      <link:loc xlink:type="locator" xlink:href="ulbi-20150628.xsd#ULBI_DiscopsMember" xlink:label="loc_ULBIDiscopsMember_20" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSegmentDomain" xlink:to="loc_ULBIDiscopsMember_20" xlink:type="arc" order="21" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_CorporateMember" xlink:label="loc_us-gaapCorporateMember_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSegmentDomain" xlink:to="loc_us-gaapCorporateMember_30" xlink:type="arc" order="31" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_Revenues" xlink:label="loc_us-gaapRevenues_290" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapRevenues_290" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaapOperatingIncomeLoss_290" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapOperatingIncomeLoss_290" xlink:type="arc" order="2" />
      <link:loc xlink:type="locator" xlink:href="ulbi-20150628.xsd#ULBI_InterestAndMiscellaneousExpenseNet" xlink:label="loc_ULBIInterestAndMiscellaneousExpenseNet_290" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_ULBIInterestAndMiscellaneousExpenseNet_290" xlink:type="arc" order="3" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaapIncomeTaxExpenseBenefit_290" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapIncomeTaxExpenseBenefit_290" xlink:type="arc" order="4" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax" xlink:label="loc_us-gaapIncomeLossFromDiscontinuedOperationsNetOfTax_290" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapIncomeLossFromDiscontinuedOperationsNetOfTax_290" xlink:type="arc" order="5" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" xlink:label="loc_us-gaapNetIncomeLossAttributableToNoncontrollingInterest_290" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapNetIncomeLossAttributableToNoncontrollingInterest_290" xlink:type="arc" order="6" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaapNetIncomeLoss_290" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapNetIncomeLoss_290" xlink:type="arc" order="7" />
      <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2014/elts/us-gaap-2014-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaapAssets_290" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapAssets_290" xlink:type="arc" order="9" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://ulbi.com/role/Note14-FireAtManufacturingFacilityDetailsNarrative" xlink:title="00000048 - Disclosure - Note 14 - Fire at Manufacturing Facility (Details Narrative)" />
</link:linkbase>




