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Keiji Ohama

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Patents Grantslast 30 patents

  • Information Patent Grant

    Colored golf ball
    • Patent number 9,968,828
    • Issue date May 15, 2018
    • Dunlop Sports Co. Ltd.
    • Kosuke Tachibana
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Colored golf ball
    • Patent number 9,962,578
    • Issue date May 8, 2018
    • Dunlop Sports Co. Ltd.
    • Kosuke Tachibana
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball and process for preparing the same
    • Patent number 9,517,385
    • Issue date Dec 13, 2016
    • Dunlop Sports Co., Ltd.
    • Satoko Okabe
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball resin composition and golf ball using the same
    • Patent number 9,447,222
    • Issue date Sep 20, 2016
    • Dunlop Sports Co. Ltd.
    • Kazuyoshi Shiga
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 9,186,555
    • Issue date Nov 17, 2015
    • Dunlop Sports Co. Ltd.
    • Kazuya Kamino
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 9,139,712
    • Issue date Sep 22, 2015
    • Dunlop Sports Co. Ltd.
    • Hirotaka Nakamura
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 9,040,632
    • Issue date May 26, 2015
    • Dunlop Sports Co. Ltd.
    • Satoko Okabe
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 9,011,272
    • Issue date Apr 21, 2015
    • Dunlop Sports Co., Ltd.
    • Kazuhiko Isogawa
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 8,986,138
    • Issue date Mar 24, 2015
    • SRI Sports Limited
    • Hirotaka Nakamura
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball material and golf ball using the same
    • Patent number 8,974,319
    • Issue date Mar 10, 2015
    • SRI Sports Limited
    • Kazuyoshi Shiga
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 8,888,610
    • Issue date Nov 18, 2014
    • SRI Sports Limited
    • Yoshiko Matsuyama
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball cover material and golf ball using the same
    • Patent number 8,888,611
    • Issue date Nov 18, 2014
    • SRI Sports Limited
    • Kazuyoshi Shiga
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 8,882,610
    • Issue date Nov 11, 2014
    • SRI Sports Limited
    • Yoshiko Matsuyama
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 8,877,875
    • Issue date Nov 4, 2014
    • SRI Sports Limited
    • Kazuya Kamino
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 8,840,493
    • Issue date Sep 23, 2014
    • SRI Sports Limited
    • Hirotaka Nakamura
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 8,777,780
    • Issue date Jul 15, 2014
    • SRI Sports Limited
    • Kazuya Kamino
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 8,721,474
    • Issue date May 13, 2014
    • SRI Sports Limited
    • Keiji Ohama
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball and method for producing the same
    • Patent number 8,721,475
    • Issue date May 13, 2014
    • SRI Sports Limited
    • Kazuyoshi Shiga
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball material and golf ball
    • Patent number 8,690,714
    • Issue date Apr 8, 2014
    • SRI Sports Limited
    • Kazuyoshi Shiga
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 8,672,774
    • Issue date Mar 18, 2014
    • SRI Sports Limited
    • Keiji Ohama
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 8,657,704
    • Issue date Feb 25, 2014
    • SRI Sports Limited
    • Keiji Ohama
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 8,574,097
    • Issue date Nov 5, 2013
    • SRI Sports Limited
    • Hirotaka Nakamura
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 8,501,871
    • Issue date Aug 6, 2013
    • Dunlop Sports Co., Ltd.
    • Satoko Okabe
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 8,409,034
    • Issue date Apr 2, 2013
    • SRI Sports Limited
    • Kazuya Kamino
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 8,409,033
    • Issue date Apr 2, 2013
    • SRI Sports Limited
    • Keiji Ohama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Golf ball
    • Patent number 8,388,466
    • Issue date Mar 5, 2013
    • SRI Sports Limited
    • Keiji Ohama
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 8,389,607
    • Issue date Mar 5, 2013
    • SRI Sports Limited
    • Hirotaka Nakamura
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 8,372,915
    • Issue date Feb 12, 2013
    • SRI Sports Limited
    • Keiji Ohama
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 8,366,568
    • Issue date Feb 5, 2013
    • SRI Sports Limited
    • Hirotaka Nakamura
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Golf ball
    • Patent number 8,299,146
    • Issue date Oct 30, 2012
    • SRI Sports Limited
    • Keiji Ohama
    • A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    GOLF BALL
    • Publication number 20130252763
    • Publication date Sep 26, 2013
    • SRI Sports Limited
    • Kazuhiko ISOGAWA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    GOLF BALL
    • Publication number 20130165265
    • Publication date Jun 27, 2013
    • DUNLOP SPORTS CO. LTD.
    • Satoko OKABE
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    COLORED GOLF BALL
    • Publication number 20130095954
    • Publication date Apr 18, 2013
    • DUNLOP SPORTS CO. LTD.
    • Kosuke TACHIBANA
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL
    • Publication number 20130012336
    • Publication date Jan 10, 2013
    • Hirotaka Nakamura
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL
    • Publication number 20120208655
    • Publication date Aug 16, 2012
    • Kazuya KAMINO
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL
    • Publication number 20120165128
    • Publication date Jun 28, 2012
    • Yoshiko Matsuyama
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    GOLF BALL
    • Publication number 20120088604
    • Publication date Apr 12, 2012
    • Yoshiko Matsuyama
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL COVER MATERIAL AND GOLF BALL USING THE SAME
    • Publication number 20120052985
    • Publication date Mar 1, 2012
    • Kazuyoshi SHIGA
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    GOLF BALL
    • Publication number 20110306443
    • Publication date Dec 15, 2011
    • Yoshiko Matsuyama
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    COLORED GOLF BALL
    • Publication number 20110224020
    • Publication date Sep 15, 2011
    • Kosuke TACHIBANA
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL
    • Publication number 20110201454
    • Publication date Aug 18, 2011
    • Kazuhiko ISOGAWA
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL
    • Publication number 20110159998
    • Publication date Jun 30, 2011
    • Keiji Ohama
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL
    • Publication number 20110159999
    • Publication date Jun 30, 2011
    • Keiji Ohama
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL MATERIAL AND GOLF BALL
    • Publication number 20110159990
    • Publication date Jun 30, 2011
    • Kazuyoshi SHIGA
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    GOLF BALL MATERIAL AND GOLF BALL USING THE SAME
    • Publication number 20110143865
    • Publication date Jun 16, 2011
    • Kazuyoshi Shiga
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL AND METHOD FOR PRODUCING THE SAME
    • Publication number 20110105246
    • Publication date May 5, 2011
    • Kazuyoshi SHIGA
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL RESIN COMPOSITION AND GOLF BALL USING THE SAME
    • Publication number 20110098133
    • Publication date Apr 28, 2011
    • Kazuyoshi SHIGA
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    GOLF BALL
    • Publication number 20110092315
    • Publication date Apr 21, 2011
    • Hirotaka NAKAMURA
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL
    • Publication number 20110053708
    • Publication date Mar 3, 2011
    • Kazuhiko Isoagawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    GOLF BALL AND PROCESS FOR PREPARING THE SAME
    • Publication number 20100167841
    • Publication date Jul 1, 2010
    • Satoko OKABE
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL
    • Publication number 20100160087
    • Publication date Jun 24, 2010
    • Hirotaka Nakamura
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL
    • Publication number 20100093466
    • Publication date Apr 15, 2010
    • Keiji OHAMA
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL
    • Publication number 20100075778
    • Publication date Mar 25, 2010
    • Kazuya Kamino
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL
    • Publication number 20100069174
    • Publication date Mar 18, 2010
    • Keiji Ohama
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL
    • Publication number 20100069175
    • Publication date Mar 18, 2010
    • Kazuya KAMINO
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL
    • Publication number 20100056301
    • Publication date Mar 4, 2010
    • Hirotaka NAKAMURA
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL
    • Publication number 20100035704
    • Publication date Feb 11, 2010
    • Hirotaka NAKAMURA
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    GOLF BALL
    • Publication number 20100009776
    • Publication date Jan 14, 2010
    • Satoko OKABE
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    GOLF BALL
    • Publication number 20090270202
    • Publication date Oct 29, 2009
    • Hirotaka NAKAMURA
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    GOLF BALL
    • Publication number 20090258730
    • Publication date Oct 15, 2009
    • Hirotaka NAKAMURA
    • A63 - SPORTS GAMES AMUSEMENTS