Patents by Inventor Bunji Mutoh

Bunji Mutoh 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).

  • Wheel rim for a bicycle
    Patent number: 5056630
    Abstract: A wheel rim for a two-wheeled vehicle has a spray coated metallic and/or ceramic layer covering at least a part of a rim surface with which a brake shoe is brought into contact when a brake is applied.
    Type: Grant
    Filed: March 7, 1989
    Date of Patent: October 15, 1991
    Assignees: Bridgestone Corporation, Bridgestone Cycle Co., Ltd.
    Inventors: Yoshihiko Fujii, Bunji Mutoh, Yoshitaka Tamura, Kiyofumi Hirai