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James Hartman

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  • Franklin, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Exercise grip device
    • Patent number 8,128,541
    • Issue date Mar 6, 2012
    • Grip4orce, LLC
    • James Hartman
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Exercise grip device
    • Patent number 8,128,542
    • Issue date Mar 6, 2012
    • Grip4orce LLC
    • James Hartman
    • A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Exercise Grip Device
    • Publication number 20120208683
    • Publication date Aug 16, 2012
    • James Hartman
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Exercise Grip Device
    • Publication number 20110130257
    • Publication date Jun 2, 2011
    • James Hartman
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Exercise Grip Device
    • Publication number 20100197470
    • Publication date Aug 5, 2010
    • James Hartman
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Exercise Grip Device
    • Publication number 20090197742
    • Publication date Aug 6, 2009
    • James Hartman
    • A63 - SPORTS GAMES AMUSEMENTS