Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6115668 | Navigation apparatus for detecting a present position of a moveable body | Hitoshi Kaneko, Masaya Hashida, Yoshiaki Matsumoto, Tatsuya Okamoto | 2000-09-05 |
| 5949375 | Method of and apparatus for calculating position of movable body in navigation system, method of and apparatus for correcting the position, and program storage device readable by the apparatus | Shingo Kuwahara | 1999-09-07 |
| 5902348 | Method and system for deriving travel distance of vehicle | Tatsuya Okamoto, Toshiharu Baba, Hitoshi Kaneko, Masahiko Sakaguchi, Junichi Nishida | 1999-05-11 |