Patents by Inventor Yosuki Yamamoto

Yosuki Yamamoto 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).

  • Doormat support plate or similar article
    Patent number: D267535
    Type: Grant
    Filed: February 9, 1981
    Date of Patent: January 11, 1983
    Assignee: Duskin Franchise Kabushiki Kaisha
    Inventors: Ken Yamazaki, Yosuki Yamamoto, Takehisa Kinoyama, Kinichi Sasagawa
  • Lap top computer
    Patent number: D320009
    Type: Grant
    Filed: November 29, 1989
    Date of Patent: September 17, 1991
    Assignee: Alps Electric Co., Ltd.
    Inventors: Yosuki Yamamoto, Michael R. Barry