Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4763269 | Position determining apparatus for vehicle | Michiyo Suyama | 1988-08-09 |
| 4736303 | On-vehicle navigation system | Hisatsugu Itoh | 1988-04-05 |
| 4677561 | Automotive navigation system | Ikuo Musa, Kouichi Taketoshi | 1987-06-30 |