Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7761228 | Mobile object location providing device and mobile object location providing system | — | 2010-07-20 |
| 7480563 | Mobile object location providing device and mobile object location providing system | — | 2009-01-20 |
| 6694255 | Navigation system and storage medium | Mamoru Kainuma, Yasuhiro Tooyama, Hidenobu Suzuki, Hironobu Sugimoto, Hidetoshi Fujimoto +3 more | 2004-02-17 |
| 6023653 | Vehicle position detecting apparatus | Masatsugu Kamimura, Jyunichi Yamamoto | 2000-02-08 |
| 5906653 | Navigation system and gyroscopic device | Masatsugu Kamimura, Jyunichi Yamamoto | 1999-05-25 |
| 5465089 | Method and apparatus for guidance of road condition | Yasuhiro Nakatani, Toshio Tanaka, Hiroshi Takeuchi, Yoichi Okano | 1995-11-07 |
| 5297050 | Direction sensor having an earth magnetism sensor and a rate gyro sensor and navigation system having this direction sensor | Yasuhiro Nakatani | 1994-03-22 |