Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6826474 | Communication navigation system and method, communication center apparatus, communication navigation terminal, program storage device and computer data signal embodied in carrier wave | Hiroshi Miyahara, Akira Sakai, Ippei Nambata, Toru Fujita | 2004-11-30 |
| 6687610 | Navigation apparatus, navigation method and information recording medium containing navigation program readable by computer | — | 2004-02-03 |