Patents by Inventor Ametsuto Usuru

Ametsuto Usuru 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).

  • Speaker
    Patent number: D830340
    Type: Grant
    Filed: May 11, 2017
    Date of Patent: October 9, 2018
    Assignee: YAMAHA CORPORATION
    Inventor: Ametsuto Usuru
  • Speaker
    Patent number: D831612
    Type: Grant
    Filed: May 10, 2017
    Date of Patent: October 23, 2018
    Assignee: YAMAHA CORPORATION
    Inventor: Ametsuto Usuru
  • Speaker
    Patent number: D854516
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: July 23, 2019
    Assignee: YAMAHA CORPORATION
    Inventor: Ametsuto Usuru