TREA

Kosaku Yoneyama

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Golf club head
    • Patent number 6,840,872
    • Issue date Jan 11, 2005
    • Yonex Kabushiki Kaisha
    • Kosaku Yoneyama
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Iron golf club head
    • Patent number 6,746,343
    • Issue date Jun 8, 2004
    • Yonex Kabushiki Kaisha
    • Kosaku Yoneyama
    • A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Golf club head
    • Publication number 20070117653
    • Publication date May 24, 2007
    • Kosaku Yoneyama
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Iron golf club head
    • Publication number 20030144080
    • Publication date Jul 31, 2003
    • Kosaku Yoneyama
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Golf club head
    • Publication number 20030144079
    • Publication date Jul 31, 2003
    • Kosaku Yoneyama
    • A63 - SPORTS GAMES AMUSEMENTS