Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9864197 | Display device | Satoshi Kobayashi, Norihiko Ushida, Yoshiko Adachi | 2018-01-09 |
| 6760594 | Method of connecting priority call in wireless communication system and apparatus for achieving method | Shunichi Murasawa | 2004-07-06 |
| 6324384 | Call processing method, subscriber unit, and access control apparatus operated in wireless local loop system | Kosuke Nobuyasu | 2001-11-27 |
| 6181953 | Radio access system for a telematique service | Masahiko Shirota, Hitoshi Ishikawa, Maki Watabe | 2001-01-30 |
| 5892911 | Information broadcasting system confirming the reception of information using error detection means | Tetsuo Tachibana, Tatsuru Nakagaki | 1999-04-06 |
| 5725384 | Questionnaire agency system and method for conducting questionnaire on people who meet conditions | Tomiko Ito | 1998-03-10 |
| 5663949 | Line protection switching system in duplexed fiber interface shelf | Tomiko Ito, Kouki Mie, Hiroya Kawasaki | 1997-09-02 |
| 5613065 | Information broadcasting system having reception error minimizing facility | Tetsuo Tachibana, Tatsuru Nakagaki | 1997-03-18 |
| 5590132 | Congestion relieving system in a communication system | Katsumi Sekine | 1996-12-31 |
| 5568300 | Fiber interface shelf for interfacing ATM switch module and subscriber line or toll switch | — | 1996-10-22 |
| 5479402 | Logical channel setting system for ATM network | Emi Hata, Tetsuo Tachibana, Toshio Irie | 1995-12-26 |
| 5452295 | Call disconnection method and exchange executing the same in ATM network | Tatsuru Nakagaki | 1995-09-19 |
| 5379307 | System for detecting failure in dual bus user network | Tetsuo Tachibana, Hisakazu Ohmori | 1995-01-03 |
| 5341373 | Congestion relieving system in a communication system | Katsumi Sekine | 1994-08-23 |
| 5333134 | Connection hold control system | Tohio Irie, Eisuke Iwabuchi | 1994-07-26 |
| 5270811 | Telemetry monitoring method and device therefor for transmitting information by means of asynchronous transfer mode technique in broadband | Toshimasa Fukui | 1993-12-14 |
| 5231630 | Network termination enabling relief of call congestion in an exchanger | Toshiyuki Yamamoto | 1993-07-27 |