Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8614982 | Network apparatus, communication apparatus, communication control method, and communication control system | Hidetoshi Abeta, Tomohide Yamamoto | 2013-12-24 |
| 7680081 | Mobile node | Takeshi Kamura, Naotaka Tsuji, Yoshiyuki Seguchi, Hidetoshi Abeta, Hiraku Koganemaru +7 more | 2010-03-16 |
| 7515590 | Mobile communication system and method thereof | Yoshiyuki Seguchi | 2009-04-07 |
| 6674763 | Method and system of seizing communication channel enhancing usability of remaining communication channels | Seiji Tokunaga, Junji Tagane, Norihito Nishimoto | 2004-01-06 |
| 6665394 | Network call control system | Norihito Nishimoto, Seiji Tokunaga, Akio Yonehara | 2003-12-16 |