Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8131457 | Navigation terminal device and navigation method | Satoshi Kumada | 2012-03-06 |
| 7098923 | Navigation terminal device and navigation method | Satoshi Kumada | 2006-08-29 |
| 6871142 | Navigation terminal device and navigation method | Satoshi Kumada | 2005-03-22 |