Patents by Inventor Hajime Asatsuma

Hajime Asatsuma has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Golf club head
    Patent number: D719624
    Type: Grant
    Filed: January 7, 2014
    Date of Patent: December 16, 2014
    Assignee: Dunlop Sports Co. Ltd.
    Inventor: Hajime Asatsuma
  • Golf club head
    Patent number: D719626
    Type: Grant
    Filed: January 7, 2014
    Date of Patent: December 16, 2014
    Assignee: Dunlop Sports Co., Ltd.
    Inventor: Hajime Asatsuma