Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6937859 | Mobile communication service control system and mobile communication service control method | Tooru Hasegawa, Toyota Nishi, Takeshi Sugiyama, Hironari Kobayashi, Hiroshi Matsunaga +1 more | 2005-08-30 |
| 6907240 | Communications control system, communications control method, service control station, and communications control station | Takashi Tosaki, Fumiko Kawaguchi, Takeshi Sugiyama, Takeshi Kishimoto | 2005-06-14 |