Patents by Inventor Tadaoa Tanaka

Tadaoa Tanaka 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).

  • Patent number: 4830394
    Abstract: A vehicle suspension apparatus having a fluid spring chamber provided for each wheel and inserted between the wheel and a vehicle body, a fluid supply unit for supplying a fluid to each fluid spring chamber through a supply valve, a fluid exhaust unit for exhausting the fluid from each fluid spring chamber through an exhaust valve, a roll amount detector for detecting a roll amount of the vehicle body, and a roll controller for setting a control target corresponding to the roll amount detected by the roll amount detector and executing roll control in which the supply valves corresponding to the fluid spring chambers at a contracting side with respect to a direction of roll generated in the vehicle body and the exhaust valves corresponding to the fluid spring chambers at an expanding side are opened in accordance with the control target, includes a plurality of memories, provided in the roll controller, each for storing a control target corresponding to the roll amount of the vehicle body, the control targets
    Type: Grant
    Filed: August 30, 1988
    Date of Patent: May 16, 1989
    Assignee: Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    Inventors: Tadaoa Tanaka, Mitsuhiko Harara, Yasutaka Taniguchi, Shozo Takizawa, Minoru Tatemoto