Patents by Inventor Yashuhisa Takeuchi

Yashuhisa Takeuchi 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).

  • Aerial trackway type tansportation system with improved speed controller
    Patent number: 4248156
    Abstract: A power or current collector of an aerial trackway vehicle has an arm which is movable in accordance with the change of displacement of the current carrying cable with respect to a trackway by which the vehicle is suspended. A speed controller which is sensitive to the movement of the arm controls the speed of the vehicle and/or other vehicular functions.
    Type: Grant
    Filed: May 19, 1978
    Date of Patent: February 3, 1981
    Assignee: Nissan Motor Company, Limited
    Inventors: Yashuhisa Takeuchi, Yukiyoshi Hatori, Masatsugu Ohwada