TREA

Sunao Umemura

Follow

Person

  • Okubo-cho, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Non-circular dimple golf ball
    • Patent number 9,421,423
    • Issue date Aug 23, 2016
    • HANABI CO., LTD.
    • Sunao Umemura
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Wood club
    • Patent number 7,713,138
    • Issue date May 11, 2010
    • Tomohiko Sato
    • A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    NON-CIRCULAR DIMPLE GOLF BALL
    • Publication number 20130267349
    • Publication date Oct 10, 2013
    • Sunao Umemura
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Golf Ball with Non-Circular Dimples Having Circular Arc-Shaped Oute...
    • Publication number 20120302377
    • Publication date Nov 29, 2012
    • Tomohiko Sato
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Wood club
    • Publication number 20090264219
    • Publication date Oct 22, 2009
    • Tomohiko Sato
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Golf putter
    • Publication number 20090017936
    • Publication date Jan 15, 2009
    • Tomohiko Sato
    • A63 - SPORTS GAMES AMUSEMENTS