TREA

Johnny S. C. Yuen

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  • Hong Kong, HK
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Patents Grantslast 30 patents

  • Information Patent Grant

    Toy helicopter with a control unit
    • Patent number 4,604,075
    • Issue date Aug 5, 1986
    • Arco Industries
    • Lawrence D. Richards
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Simulated tin can target game
    • Patent number 4,397,468
    • Issue date Aug 9, 1983
    • Arco Industries Ltd.
    • Bruce M. D'Andrade
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Toy make-up center
    • Patent number 4,361,981
    • Issue date Dec 7, 1982
    • Arco Industries Ltd.
    • Walter S. Reiling
    • A63 - SPORTS GAMES AMUSEMENTS