Patents by Inventor Yo Yoshitoshi

Yo Yoshitoshi 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).

  • Vehicle navigation system
    Patent number: 5155688
    Abstract: In a vehicle location detecting system having a self-contained type location detecting section for determining the accumulation type location data, a satellite navigation type location detecting section for determining the satellite type location data from satellite navigation data, a synthesizing section calculates synthetic location data from the accumulation type location data and the satellite navigation type location data. An on-road location determining section determines an on-road location of the vehicle in accordance with the synthetic location data and road map data stored in a road map memory. A display sectin displays the on-road location determined by the on-road location determining section.
    Type: Grant
    Filed: October 18, 1990
    Date of Patent: October 13, 1992
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Ichiro Tanaka, Hiroshi Noda, Yo Yoshitoshi, Hirofumi Goto