Patents by Inventor Chialki Fujimoto

Chialki Fujimoto 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).

  • Torsion torque detecting device, a slip detecting device, a road friction coefficient detecting device and a torsion torque detecting method
    Patent number: 5501109
    Abstract: A torsion torque detecting device includes a power unit rotation velocity detector for detecting a rotation velocity of a power unit for driving a vehicle, a power unit rotation acceleration calculator for calculating a rotation acceleration of the power unit based on the rotation velocity of the power unit, a power unit output torque calculator for calculating an output torque of the power unit based on operational parameters of the power unit, and a torsion torque calculator for calculating torsion torques of wheel drive shafts for driving wheels based on the rotation acceleration of the power unit and the output torque of the power unit.
    Type: Grant
    Filed: March 1, 1995
    Date of Patent: March 26, 1996
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Yasuo Naito, Hideki Doi, Chialki Fujimoto