Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7328020 | Mobile-service switching center, base station controller, multicall communication mode supporting terminal and method of changing number of calls in multicall communication mode | Hiroyo Masuda | 2008-02-05 |
| 7006827 | Mobile-service switching center, base station controller, multicall communication mode supporting terminal and method of changing number of calls in multicall communication mode | Hiroyo Masuda | 2006-02-28 |
| 6463284 | Control of storage of subscriber data in mobile communication system | Shinji Nakamura | 2002-10-08 |