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Masafumi Nishitani

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  • Shinagawa-ku, Tokyo 140-0013, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Golf club head
    • Patent number 7,887,435
    • Issue date Feb 15, 2011
    • Bridgestone Sports Co., Ltd.
    • Masafumi Nishitani
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf club head
    • Patent number 7,857,712
    • Issue date Dec 28, 2010
    • Bridgestone Sports Co., Ltd.
    • Masafumi Nishitani
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf club head
    • Patent number 7,749,095
    • Issue date Jul 6, 2010
    • Bridgestone Sports Co., Ltd.
    • Masafumi Nishitani
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf club
    • Patent number 7,563,175
    • Issue date Jul 21, 2009
    • Bridgestone Sports Co., Ltd.
    • Masafumi Nishitani
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf club head
    • Patent number 7,156,750
    • Issue date Jan 2, 2007
    • Bridgestone Sports Co., Ltd.
    • Masafumi Nishitani
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf club head
    • Patent number D526036
    • Issue date Aug 1, 2006
    • Bridgestone Sports Co., Ltd.
    • Masafumi Nishitani
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Golf club head
    • Patent number D521583
    • Issue date May 23, 2006
    • Bridgestone Sports Co., Ltd.
    • Koki Motoyoshi
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Golf club head
    • Patent number D518863
    • Issue date Apr 11, 2006
    • Bridgestone Sports Co., Ltd.
    • Koki Motoyoshi
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Trapezoid-shaped portion of a rear surface of a golf club head
    • Patent number D517146
    • Issue date Mar 14, 2006
    • Bridgestone Sports Co., Ltd.
    • Masafumi Nishitani
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Golf club head
    • Patent number 6,932,718
    • Issue date Aug 23, 2005
    • Bridgestone Sports Co., Ltd.
    • Masafumi Nishitani
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Iron type golf club head
    • Patent number 6,929,563
    • Issue date Aug 16, 2005
    • Bridgestone Sports Co., Ltd.
    • Masafumi Nishitani
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Diamond-shaped central section defined by grooves on a face of a go...
    • Patent number D504480
    • Issue date Apr 26, 2005
    • Bridgestone Sports Co., Ltd.
    • Masafumi Nishitani
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Diamond-shaped central section defined by grooves on a face of a go...
    • Patent number D504481
    • Issue date Apr 26, 2005
    • Bridgestone Sports Co., Ltd.
    • Masafumi Nishitani
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Golf club head
    • Patent number D502976
    • Issue date Mar 15, 2005
    • Bridgestone Sports Co., Ltd.
    • Masafumi Nishitani
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Golf club head
    • Patent number D496420
    • Issue date Sep 21, 2004
    • Masafumi Nishitani
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Iron golf club head
    • Patent number D491620
    • Issue date Jun 15, 2004
    • Bridgestone Sports Co., Ltd.
    • Masafumi Nishitani
    • D21 - Games, toys, and sports goods

Patents Applicationslast 30 patents

  • Information Patent Application

    GOLF CLUB HEAD
    • Publication number 20100234136
    • Publication date Sep 16, 2010
    • BRIDGESTONE SPORTS CO., LTD.
    • Masafumi Nishitani
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF CLUB HEAD
    • Publication number 20080214321
    • Publication date Sep 4, 2008
    • BRIDGESTONE SPORTS CO., LTD.
    • Masafumi Nishitani
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Golf club head
    • Publication number 20050250597
    • Publication date Nov 10, 2005
    • BRIDGESTONE SPORTS CO., LTD.
    • Masafumi Nishitani
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Golf club head
    • Publication number 20050250594
    • Publication date Nov 10, 2005
    • BRIDGESTONE SPORTS CO., LTD.
    • Masafumi Nishitani
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Golf club head
    • Publication number 20050245329
    • Publication date Nov 3, 2005
    • BRIDGESTONE SPORTS CO., LTD.
    • Masafumi Nishitani
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Golf club head
    • Publication number 20050085313
    • Publication date Apr 21, 2005
    • BRIDGESTONE SPORTS CO., LTD.
    • Masafumi Nishitani
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Golf club head
    • Publication number 20040254030
    • Publication date Dec 16, 2004
    • BRIDGESTONE SPORTS CO., LTD.
    • Masafumi Nishitani
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Iron type golf club head
    • Publication number 20030236134
    • Publication date Dec 25, 2003
    • BRIDGESTONE SPORTS CO., LTD.
    • Masafumi Nishitani
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Golf club head
    • Publication number 20030220155
    • Publication date Nov 27, 2003
    • BRIDGESTONE SPORTS CO., LTD.
    • Masafumi Nishitani
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Golf club
    • Publication number 20020082117
    • Publication date Jun 27, 2002
    • BRIDGESTONE SPORTS CO., LTD.
    • Masafumi Nishitani
    • A63 - SPORTS GAMES AMUSEMENTS