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Ralph Michael Duke

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  • Lapeer, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    CVT belt
    • Patent number 9,347,521
    • Issue date May 24, 2016
    • Gates Corporation
    • Ralph Michael Duke
    • D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...
  • Information Patent Grant

    CVT belt
    • Patent number 8,672,788
    • Issue date Mar 18, 2014
    • The Gates Corporation
    • Ralph Michael Duke
    • D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...

Patents Applicationslast 30 patents

  • Information Patent Application

    CVT BELT
    • Publication number 20140200108
    • Publication date Jul 17, 2014
    • THE GATES CORPORATION
    • Ralph Michael Duke
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    CVT Belt
    • Publication number 20110070989
    • Publication date Mar 24, 2011
    • THE GATES CORPORATION
    • Ralph Michael Duke
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Variable speed belt
    • Publication number 20100004084
    • Publication date Jan 7, 2010
    • Xinjian Fan
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...