Patents Assigned to The Ohtsu & Rubber Co., Ltd.
  • Vehicle tire
    Patent number: D313210
    Type: Grant
    Filed: June 21, 1988
    Date of Patent: December 25, 1990
    Assignee: The Ohtsu & Rubber Co., Ltd.
    Inventors: Kohtaroh Tsutsumi, Kunihiko Shimizu