Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6731621 | Mobil communication system for providing IP packet communications and method for routing IP packets | Mika Mizutani, Susumu Matsui, Toshiya Ouchi, Koji Hirayama, Keisuke Shirai | 2004-05-04 |