TREA

Kunitoshi Ishihara

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  • Izumiotsu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Solid golf balls and method of making
    • Patent number 6,582,325
    • Issue date Jun 24, 2003
    • Bridgestone Sports Co., Ltd.
    • Yasushi Ichikawa
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Solid golf balls and method of making
    • Patent number 6,123,628
    • Issue date Sep 26, 2000
    • Bridgestone Sports Co., Ltd.
    • Yasushi Ichikawa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Wound golf ball
    • Patent number 6,054,550
    • Issue date Apr 25, 2000
    • Bridgestone Sports Co., Ltd.
    • Junji Umezawa
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Wound golf ball
    • Patent number 5,993,968
    • Issue date Nov 30, 1999
    • Bridgestone Sports Co., Ltd.
    • Junji Umezawa
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Three-piece solid golf ball
    • Patent number 5,899,822
    • Issue date May 4, 1999
    • Bridgestone Sports Co., Ltd.
    • Hisashi Yamagishi
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Three-piece solid golf ball
    • Patent number 5,876,294
    • Issue date Mar 2, 1999
    • Bridgestone Sports Co., Ltd.
    • Hisashi Yamagishi
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 5,800,286
    • Issue date Sep 1, 1998
    • Bridgestone Sports Co., Ltd.
    • Shinichi Kakiuchi
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 5,792,008
    • Issue date Aug 11, 1998
    • Bridgestone Sports Co., Ltd.
    • Shinichi Kakiuchi
    • A63 - SPORTS GAMES AMUSEMENTS