Patents by Inventor Shunji Murao

Shunji Murao 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).

  • ELECTRONIC THROTTLE CONTROL DEVICE OF INTERNAL-COMBUSTION ENGINE
    Publication number: 20060235602
    Abstract: An electronic throttle control device of an internal-combustion engine includes an electronic control unit (ECU) having a judgment function portion that judges whether an engine control system and an engine driving condition are normal, and plural kinds of pre-set characteristic conversion coefficient maps used to compute a command value of a target throttle opening degree from a manipulation quantity of the accelerator pedal. The command value of the target throttle opening degree is computed using a specific map selected from the plural kinds of characteristic conversion coefficient maps depending on the judgment result of the judgment function portion.
    Type: Application
    Filed: September 13, 2005
    Publication date: October 19, 2006
    Inventors: Yasuhiko Ishida, Shunji Murao
  • Electronic throttle control device of internal-combustion engine
    Patent number: 7124014
    Abstract: An electronic throttle control device of an internal-combustion engine includes an electronic control unit (ECU) having a judgment function portion that judges whether an engine control system and an engine driving condition are normal, and plural kinds of pre-set characteristic conversion coefficient maps used to compute a command value of a target throttle opening degree from a manipulation quantity of the accelerator pedal. The command value of the target throttle opening degree is computed using a specific map selected from the plural kinds of characteristic conversion coefficient maps depending on the judgment result of the judgment function portion.
    Type: Grant
    Filed: September 13, 2005
    Date of Patent: October 17, 2006
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Yasuhiko Ishida, Shunji Murao