Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6778520 | Radio communication apparatus and method | Masatoshi Watanabe, Osamu Kato | 2004-08-17 |
| 6665287 | Radio communication system and method therefor | Masatoshi Watanabe, Osamu Kato | 2003-12-16 |