Patents by Inventor Ryouichi Tokuoka

Ryouichi Tokuoka 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).

  • Rear spoiler
    Patent number: D573070
    Type: Grant
    Filed: December 21, 2007
    Date of Patent: July 15, 2008
    Assignee: Autech Japan, Inc.
    Inventors: Kenichi Akasawa, Ryouichi Tokuoka
  • Side sill spoiler
    Patent number: D599264
    Type: Grant
    Filed: December 21, 2007
    Date of Patent: September 1, 2009
    Assignee: Autech Japan, Inc.
    Inventors: Kenichi Akasawa, Ryouichi Tokuoka
  • Rear bumper
    Patent number: D606463
    Type: Grant
    Filed: March 11, 2009
    Date of Patent: December 22, 2009
    Assignee: Autech Japan, Inc.
    Inventors: Osamu Furuhata, Ryouichi Tokuoka
  • Rear bumper for motor vehicle
    Patent number: D615912
    Type: Grant
    Filed: November 20, 2009
    Date of Patent: May 18, 2010
    Assignee: Autech Japan Inc.
    Inventors: Kenichi Akasawa, Ryouichi Tokuoka
  • Side sill protector for motor vehicle
    Patent number: D623104
    Type: Grant
    Filed: November 20, 2009
    Date of Patent: September 7, 2010
    Assignee: Autech Japan Inc.
    Inventors: Kenichi Akasawa, Ryouichi Tokuoka
  • Rear bumper for motor vehicle
    Patent number: D629728
    Type: Grant
    Filed: December 15, 2009
    Date of Patent: December 28, 2010
    Assignee: Autech Japan, Inc.
    Inventors: Kenichi Akasawa, Ryouichi Tokuoka