Patents by Inventor Katsuya Narumi

Katsuya Narumi 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).

  • Pneumatic off-the-road tires
    Patent number: 5318086
    Abstract: A pneumatic off-the-road tire is used in motorcycles for motocross racing, and comprises a tread having a particular block arrangement of offset blocks and side blocks.
    Type: Grant
    Filed: October 22, 1990
    Date of Patent: June 7, 1994
    Assignee: Bridgestone Corporation
    Inventors: Katsuya Narumi, Toshiaki Kobayashi
  • Motorcycle tire
    Patent number: D313958
    Type: Grant
    Filed: May 2, 1988
    Date of Patent: January 22, 1991
    Assignee: Bridgestone Corporation
    Inventors: Toshiaki Kobayashi, Katsuya Narumi