Patents by Inventor Sigeyuki Satou

Sigeyuki Satou 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).

  • Operating lever for working vehicle
    Patent number: D441330
    Type: Grant
    Filed: September 7, 2000
    Date of Patent: May 1, 2001
    Assignee: Komatsu Ltd.
    Inventors: Koji Okazawa, Toshihiro Kawano, Sigeyuki Satou
  • Operating lever for working vehicle
    Patent number: D441701
    Type: Grant
    Filed: September 7, 2000
    Date of Patent: May 8, 2001
    Assignee: Komatsu Ltd.
    Inventors: Koji Okazawa, Akifumi Inamaru, Toshihiro Kawano, Sigeyuki Satou