Patents by Inventor Tokimi Hamada

Tokimi Hamada 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).

  • Vehicle tire
    Patent number: D300621
    Type: Grant
    Filed: November 19, 1986
    Date of Patent: April 11, 1989
    Assignee: The Ohtsu Tire & Rubber Co., Ltd.
    Inventors: Tokimi Hamada, Hisashi Shintomi
  • Vehicle tire
    Patent number: D306001
    Type: Grant
    Filed: May 6, 1987
    Date of Patent: February 13, 1990
    Assignee: The Ohtsu Tire & Rubber Co., Ltd.
    Inventors: Yuzi Shimamoto, Tokimi Hamada
  • Vehicle tire
    Patent number: D313212
    Type: Grant
    Filed: April 12, 1988
    Date of Patent: December 25, 1990
    Assignee: The Ohtsu Tire & Rubber Co., Ltd.
    Inventors: Tokimi Hamada, Mitsushi Masuda
  • Vehicle tire
    Patent number: D313213
    Type: Grant
    Filed: April 21, 1988
    Date of Patent: December 25, 1990
    Assignee: The Ohtsu Tire & Rubber Co., Ltd.
    Inventors: Tokimi Hamada, Shigeru Matsunami
  • Automobile tire
    Patent number: D341558
    Type: Grant
    Filed: February 20, 1992
    Date of Patent: November 23, 1993
    Assignee: The Ohtsu Tire & Rubber Co., Ltd.
    Inventors: Tomekichi Matsushita, Tokimi Hamada
  • Automobile tire
    Patent number: D348639
    Type: Grant
    Filed: February 20, 1992
    Date of Patent: July 12, 1994
    Assignee: The Ohtsu Tire & Rubber Co., Ltd.
    Inventors: Tomekichi Matsushita, Tokimi Hamada