Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6954696 | Navigation device, map displaying method and image display device | Koji Ihara, Atsushi Kuribayashi, Tatsuya Yamamoto, Takeshi Tsukada, Yoshinori Watanabe | 2005-10-11 |
| 6772063 | Navigation device, digital map display system, digital map displaying method in navigation device, and program | Koji Ihara, Atsushi Kuribayashi, Tatsuya Yamamoto, Takeshi Tsukada, Yoshinori Watanabe | 2004-08-03 |