TREA

Masatake Kawaguchi

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  • Kanagawa Prefecture, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Golf club shaft
    • Patent number 6,213,888
    • Issue date Apr 10, 2001
    • Nippon Shaft Co., Ltd.
    • Masatake Kawaguchi
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Putter club
    • Patent number 6,135,896
    • Issue date Oct 24, 2000
    • Nippon Shaft Co., Ltd.
    • Tiejun Miao
    • A63 - SPORTS GAMES AMUSEMENTS