TREA

Tyler Marthaler

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  • Berkeley, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Exercise resistance device
    • Patent number 6,488,611
    • Issue date Dec 3, 2002
    • Graber Products, Inc.
    • Jesse E. Ambrosina
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Electronic exercise system
    • Patent number 6,450,922
    • Issue date Sep 17, 2002
    • Graber Products, Inc.
    • Scott J. Henderson
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Resistance device for bicycle trainers
    • Patent number 5,944,637
    • Issue date Aug 31, 1999
    • Graber Products, Inc.
    • George D. Stickler
    • A63 - SPORTS GAMES AMUSEMENTS