Patents by Inventor Osamo Yamamoto

Osamo Yamamoto 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).

  • Drive wheel slip control system for vehicle
    Patent number: 5172319
    Abstract: In a control system wherein slippage of a vehicle drive wheel is detected and when the slip is excessively large, an engine output or drive wheel torque is reduced, there are provided means for calculating the grip force of the drive wheel and further means for changing the reduction amount of engine output or drive wheel torque, or the reduction speed, or the reduction characteristic dependent on a signal from the grip force calculating means. This enables a sporty travel of a vehicle.
    Type: Grant
    Filed: November 13, 1990
    Date of Patent: December 15, 1992
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Shuji Shiraishi, Osamo Yamamoto, Takashi Nishihara, Yoshimitsu Akuta