Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6826167 | Mobile communication system | Tatsuaki Osafune, Katsuyoshi Kitai, Tohru Hoshi, Tomohiro Hotta | 2004-11-30 |
| 6731621 | Mobil communication system for providing IP packet communications and method for routing IP packets | Mika Mizutani, Susumu Matsui, Toshiya Ouchi, Haruo Shibata, Keisuke Shirai | 2004-05-04 |