Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6446001 | Navigation apparatus for navigating a vehicle based on symbolic sounds | Hideki Sakai, Miyuki Matsumoto, Hiroshi Amano | 2002-09-03 |
| 6016110 | Map display device, map display method, navigation device and automobile | — | 2000-01-18 |