Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6434482 | On-vehicle navigation system for searching facilities along a guide route | Naoya Oshida | 2002-08-13 |
| 6374183 | Vehicle guidance method for navigation system | Naoya Oshida | 2002-04-16 |
| 5739772 | Navigation system for vehicles | Akimasa Nanba | 1998-04-14 |