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Kei Tsuji

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Golf club head
    • Patent number 12,053,676
    • Issue date Aug 6, 2024
    • Mizuno Corporation
    • Daisuke Hosooka
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Wave sole for a golf club head
    • Patent number 11,738,242
    • Issue date Aug 29, 2023
    • Mizuno Corporation
    • David Llewellyn
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf club head and golf club
    • Patent number 11,235,213
    • Issue date Feb 1, 2022
    • Mizuno Corporation
    • Kei Tsuji
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Wave sole for a golf club head
    • Patent number 10,926,141
    • Issue date Feb 23, 2021
    • Mizuno Corporation
    • David Llewellyn
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 10,486,027
    • Issue date Nov 26, 2019
    • Mizuno Corporation
    • Norikazu Ninomiya
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf club head and golf club
    • Patent number 10,434,385
    • Issue date Oct 8, 2019
    • MIZUNO TECHNICS CORPORATION
    • Takayuki Mine
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Multi-track adjustable golf club
    • Patent number 9,597,563
    • Issue date Mar 21, 2017
    • Mizuno USA, Inc.
    • Chris Voshall
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Iron golf club head and iron golf club
    • Patent number 8,834,292
    • Issue date Sep 16, 2014
    • Mizuno Corporation
    • Kei Tsuji
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Hybrid golf club head
    • Patent number D617859
    • Issue date Jun 15, 2010
    • Mizuno USA, Inc.
    • David Llewellyn
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Golf club head, iron golf club head, wood golf club head, and golf...
    • Patent number 6,695,712
    • Issue date Feb 24, 2004
    • Mizuno Corporation
    • Mototaka Iwata
    • A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Golf Club Head
    • Publication number 20230226417
    • Publication date Jul 20, 2023
    • MIZUNO CORPORATION
    • Daisuke Hosooka
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    WAVE SOLE FOR A GOLF CLUB HEAD
    • Publication number 20210170243
    • Publication date Jun 10, 2021
    • Mizuno Corporation
    • David Llewellyn
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Golf Club Head and Golf Club
    • Publication number 20200406111
    • Publication date Dec 31, 2020
    • Mizuno Corporation
    • Kei Tsuji
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    WAVE SOLE FOR A GOLF CLUB HEAD
    • Publication number 20200038723
    • Publication date Feb 6, 2020
    • Mizuno Corporation
    • David Llewellyn
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Golf Club Head and Golf Club
    • Publication number 20190022481
    • Publication date Jan 24, 2019
    • Mizuno Technics Corporation
    • Takayuki Mine
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    WAVE SOLE FOR A GOLF CLUB HEAD
    • Publication number 20160325155
    • Publication date Nov 10, 2016
    • MIZUNO USA, INC.
    • David Llewellyn
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    WAVE SOLE FOR A GOLF CLUB HEAD
    • Publication number 20150238826
    • Publication date Aug 27, 2015
    • MIZUNO USA, INC.
    • David Llewellyn
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    IRON GOLF CLUB HEAD AND IRON GOLF CLUB
    • Publication number 20120252600
    • Publication date Oct 4, 2012
    • Mizuno Corporation
    • Kei Tsuji
    • A63 - SPORTS GAMES AMUSEMENTS