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Toshimitsu OYAMATSU

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  • Niigata, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hollow golf club head
    • Patent number 8,540,590
    • Issue date Sep 24, 2013
    • K.K. Endo Seisakusho
    • Daisuke Tsukada
    • A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    HOLLOW GOLF CLUB HEAD
    • Publication number 20110306441
    • Publication date Dec 15, 2011
    • K.K. ENDO Seisakusho
    • Daisuke TSUKADA
    • A63 - SPORTS GAMES AMUSEMENTS