Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4774672 | Navigation system for automotive vehicle including feature of updating vehicle position at selected points along preset course | Masakazu Tsunoda, Yasushi Kawakami | 1988-09-27 |
| 4763270 | Navigation system for a vehicle and method therefor | Toshiyuki Itoh, Hiroshi Ueno, Masakazu Tsunoda | 1988-08-09 |
| 4757455 | Navigation system for a vehicle | Masakazu Tsunoda, Toshiyuki Itoh, Hiroshi Ueno, Satoshi Araki | 1988-07-12 |