TREA

David R. DePiazza

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  • Laurinburg, NC, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Collapsing clutch retainer
    • Patent number 6,848,553
    • Issue date Feb 1, 2005
    • ZF Sachs AG
    • David R. DePiazza
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Multi-ratio clutch
    • Patent number 6,799,668
    • Issue date Oct 5, 2004
    • ZF Sachs AG
    • David R. DePiazza
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Collapsing clutch retainer
    • Publication number 20030213670
    • Publication date Nov 20, 2003
    • David R. DePiazza
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Lube free clutch sleeve
    • Publication number 20030213671
    • Publication date Nov 20, 2003
    • David R. DePiazza
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Multi-ratio clutch
    • Publication number 20020148698
    • Publication date Oct 17, 2002
    • ZF Meritor, LLC
    • David R. DePiazza
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...