Patents by Inventor Hisashi Hikichi

Hisashi Hikichi 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).

  • Throttle valve control device
    Patent number: 5685521
    Abstract: A throttle drum with a first return spring disposed therearound is rotatably mounted on a throttle shaft, and a cruise control drum with a second return spring disposed therearound is rotatably disposed around the throttle drum. The throttle drum and the cruise control drum are arranged in a radially double-walled structure around the throttle shaft, which may be of a relatively short axial length.
    Type: Grant
    Filed: April 8, 1996
    Date of Patent: November 11, 1997
    Assignee: Hadsys, Inc.
    Inventors: Akira Yoshida, Hisashi Hikichi