TREA

Masayuki Tanaka

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  • Hiroshima, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Display apparatus for use in athletic games
    • Patent number 6,816,130
    • Issue date Nov 9, 2004
    • Molten Corporation
    • Hideomi Shishido
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Game ball
    • Patent number 4,856,781
    • Issue date Aug 15, 1989
    • Molten Corporation
    • Hideomi Shishido
    • A63 - SPORTS GAMES AMUSEMENTS