Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6708200 | Communication system and communication method | Seiji Ura, Yoshifumi Yonemoto, Junji Ishigaki, Masaharu Nakatsuchi, Keizaburo Sasaki | 2004-03-16 |
| 6674439 | Information terminal device | Hidehiko Shin, Naoya Yoshida, Atsunobu Kato | 2004-01-06 |