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Benjamin Ball

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  • Independence, VA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Calf extension weight training machine
    • Patent number 7,553,263
    • Issue date Jun 30, 2009
    • Nautilus Human Performance Systems, Inc.
    • Gregory M. Webb
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Rowing weight training machine
    • Patent number 6,830,542
    • Issue date Dec 14, 2004
    • Nautilus Human Performance Systems, Inc.
    • Benjamin Ball
    • A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents