Patents by Inventor Mitsunobu Suzuki

Mitsunobu Suzuki 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 apparatus and method
    Patent number: 5638280
    Abstract: A vehicle navigation apparatus for producing navigation information about a set of road maps, the starting position, current position and destination of a vehicle, a first optimum travel route having the vehicle travel to the destination from the starting position with a shortest driving time interval, and a second optimum travel route having the vehicle travel to the destination from the current position with a shortest driving time interval. The second optimum travel route includes a return travel route having a leading route end junction connected to the first optimum travel route and a trailing end point representative of the current position, and a detour travel route having a detour starting point where the vehicle starts to detour from the first optimum travel route and a detour ending point where the vehicle returns to the first optimum travel route.
    Type: Grant
    Filed: March 24, 1995
    Date of Patent: June 10, 1997
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Shigeki Nishimura, Kouji Kagawa, Ryuji Mimura, Mitsunobu Suzuki