Patents by Inventor Hirotaka Sueshige

Hirotaka Sueshige 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).

  • Apparatus for automatically setting steering center for use in power steering apparatus
    Patent number: 4856607
    Abstract: An automatic steering center setting apparatus provided in a power steering system for a vehicle comprises a static steering motion detecting circuit for detecting a static steering motion state in response to a steering angle position signal which is obtained through a steering angle sensor and then a steering angle detecting circuit and for outputting a static steering center instruction signal; a dynamic steering motion detecting circuit for detecting a dynamic steering motion state and for outputting a dynamic steering center instruction signal; and a steering center setting circuit for setting a steering center and starting the function of a steering angle responsive characteristic when a current steering angle position signal coincides with the static or dynamic steering center instruction signal.
    Type: Grant
    Filed: April 5, 1988
    Date of Patent: August 15, 1989
    Assignee: Tokai TRW & Co., Ltd.
    Inventors: Hirotaka Sueshige, Masayuki Hayashi