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Richard N. Ballard

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  • Cincinnati, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Roller cam assembly
    • Patent number 7,086,304
    • Issue date Aug 8, 2006
    • Richard N. Ballard
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Roller cam assembly
    • Patent number 6,902,507
    • Issue date Jun 7, 2005
    • Richard N. Ballard
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Roller cam assembly
    • Publication number 20040244522
    • Publication date Dec 9, 2004
    • Richard N. Ballard
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Roller cam assembly
    • Publication number 20030195076
    • Publication date Oct 16, 2003
    • Richard N. Ballard
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...