Patents by Inventor Tsuyoshi Ohsawa

Tsuyoshi Ohsawa 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: 9811108
    Abstract: An accelerator pedal device includes a housing which pivotably supports a pedal arm, a return spring, a magnetic position sensor which detects an angular position of the pedal arm, and a drive source, a return lever, and a control circuit board serving as an active control mechanism which controls to push back the pedal arm toward a rest position under predetermined conditions, a circuit for a Hall element of the position sensor is arranged on the control circuit board. According to the above, a conventionally-required circuit board dedicated to a position sensor is not required to be arranged and the position sensor is connected via bus bars and the like while eliminating lead wire and the like.
    Type: Grant
    Filed: June 22, 2012
    Date of Patent: November 7, 2017
    Assignee: MIKUNI CORPORATION
    Inventors: Masato Kumamoto, Tsuyoshi Ohsawa
  • Publication number: 20140130633
    Abstract: An accelerator pedal device includes a housing which pivotably supports a pedal arm, a return spring, a magnetic position sensor which detects an angular position of the pedal arm, and a drive source, a return lever, and a control circuit board serving as an active control mechanism which controls to push back the pedal arm toward a rest position under predetermined conditions, a circuit for a Hall element of the position sensor is arranged on the control circuit board. According to the above, a conventionally-required circuit board dedicated to a position sensor is not required to be arranged and the position sensor is connected via bus bars and the like while eliminating lead wire and the like.
    Type: Application
    Filed: June 22, 2012
    Publication date: May 15, 2014
    Applicant: MIKUNI CORPORATION
    Inventors: Masato Kumamoto, Tsuyoshi Ohsawa