Issued Patents 2004
Showing 1–1 of 1 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, Masaya Hashida, Toru Fujita | 2004-11-30 |