Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6922629 | Traffic information retrieval method, traffic information retrieval system, mobile communication device, and network navigation center | Masaki Nakamura, Katsuhiko Mutsuga, Hiroki Ishikawa | 2005-07-26 |