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Gerald A. McDonald

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  • Gloucester, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Musical hula hoop
    • Patent number 6,497,603
    • Issue date Dec 24, 2002
    • M Design
    • Ronald Magers
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Toy golf game
    • Patent number D413358
    • Issue date Aug 31, 1999
    • Tiger Electronics, Ltd.
    • Gerald A. McDonald
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Game and two-way ratcheting mechanism
    • Patent number 5,853,174
    • Issue date Dec 29, 1998
    • M Design
    • Gerald A. McDonald
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Soap bubble sensing and responsive device
    • Patent number 5,478,267
    • Issue date Dec 26, 1995
    • McDonald; Gerald A.
    • Gerald A. McDonald
    • A63 - SPORTS GAMES AMUSEMENTS