TREA

Hideaki Kawamatsu

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  • Kobe, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Golf ball and golf ball manufacturing method
    • Patent number 7,448,965
    • Issue date Nov 11, 2008
    • Sumitomo Rubber Industries, Ltd.
    • Hideaki Kawamatsu
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Ball motion measuring apparatus
    • Patent number 7,286,159
    • Issue date Oct 23, 2007
    • SRI Sports Limited
    • Akio Yamamoto
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball and golf ball manufacturing method
    • Patent number 7,125,347
    • Issue date Oct 24, 2006
    • SRI Sports Ltd.
    • Hideaki Kawamatsu
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 6,986,720
    • Issue date Jan 17, 2006
    • Sumitomo Rubber Industries, Ltd.
    • Takahiro Sajima
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Set of golf clubs
    • Patent number 5,766,087
    • Issue date Jun 16, 1998
    • Sumitomo Rubber Industries, Ltd.
    • Hideaki Kawamatsu
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf club shaft
    • Patent number 5,421,573
    • Issue date Jun 6, 1995
    • Sumitomo Rubber Industries, Ltd.
    • Hideaki Kawamatsu
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf club shaft and its manufacturing mandrel
    • Patent number 5,413,338
    • Issue date May 9, 1995
    • Sumitomo Rubber Industries Inc.
    • Hideaki Kawamatsu
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Golf club set
    • Patent number 5,192,073
    • Issue date Mar 9, 1993
    • Sumitomo Rubber Industries, Ltd.
    • Takeshi Iwanaga
    • A63 - SPORTS GAMES AMUSEMENTS