Patents by Inventor Tashiyuki Sata

Tashiyuki Sata 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).

  • Motorcycle having steered front and rear wheels
    Patent number: 4651844
    Abstract: Steering arrangements for motorcycles wherein the rear wheel is supported for steering movement and is mechanically coupled to the mechanism for steering the front wheel so that both wheels will be steered in unison. An arrangement is provided to adjust the steering ratio between the front and rear wheels to suit riding conditions and rider preference and a caster angle is chosen to minimize effective wheelbase changes under suspension travel.
    Type: Grant
    Filed: December 30, 1985
    Date of Patent: March 24, 1987
    Assignee: Yamaha Hatsudoki Kabushiki Kaisha
    Inventors: Atsushi Matsuda, Tashiyuki Sata