Patents by Inventor Morio Yumoto

Morio Yumoto 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).

  • Disc brake for vehicles
    Patent number: 5306678
    Abstract: A disc brake vehicles according to this invention is directed to enhancing the coefficient of friction and wear resistance in the friction members, and to reducing the size and weight of the disc brake, in turn, the unspring weight so as to improve operation stability in driving a vehicle. In the disc brake according to the constitution of this invention, either the disc or the brake pads are made of a carbon fiber reinforced ceramic composite consisting of a ceramic matrix reinforced by a carbon fiber.
    Type: Grant
    Filed: May 19, 1992
    Date of Patent: April 26, 1994
    Assignee: Nissin Kogyo Co., Ltd.
    Inventors: Hiroshi Yoshida, Kenichi Yamazaki, Morio Yumoto