Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5436956 | Method and arrangement for reducing the number of handoff requests in a cellular mobile communications system | Hirofumi Shiotsuki | 1995-07-25 |
| 5095530 | Radio telephone system switching control capability of control channels | Shoji Tanaka, Hirofumi Shiotsuki | 1992-03-10 |