Patents by Inventor Takayuki Ootuka

Takayuki Ootuka 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).

  • Continous method of fuel injection in electronically controlled engine
    Patent number: 4550703
    Abstract: The minimum fuel injection time is on electronically controlled fuel injection engine is set in relation to the running condition of the engine. For example, in shift change, when the throttle valve is in the idling angle and the revolution speed of the engine is high, the minimum fuel injection time is set to a small value to improve the efficiency of fuel consumption. Also, at the completion of fuel cut-off when the revolution speed of the engine is low, the minimum fuel injection time is set to a large value to improve the driveability of the vehicle.
    Type: Grant
    Filed: March 11, 1982
    Date of Patent: November 5, 1985
    Assignee: Toyota Jidosha Kogyo Kabushiki Kaisha
    Inventors: Takayuki Ootuka, Toshiyuki Murai