Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6148185 | Feed-forward amplifying device and method of controlling the same and base station with feed-forward amplifying device | Satoshi Maruyama, Fumihiko Kobayashi, Tatsuo Furukawa, Norio Tazawa, Yasushi Seino | 2000-11-14 |
| 5898339 | Feedforward amplifier | Satoshi Maruyama, Fumihiko Kobayashi, Akira Seino | 1999-04-27 |
| 5457710 | Method and circuit for detecting burst signal | Mitsuhiro Ono, Toshio Kawasaki | 1995-10-10 |
| 5257029 | Transmission power control method and apparatus in satellite communication | — | 1993-10-26 |
| 4934983 | Data communication system having level control means | — | 1990-06-19 |
| 4764730 | Radio receiver demodulation system | Toshio Kawasaki | 1988-08-16 |
| 4656630 | Automatic gain control circuit | — | 1987-04-07 |
| 4651104 | Frequency converter with automatic frequency control | — | 1987-03-17 |
| 4475218 | Carrier-recovery circuit | Koichiro Takeda | 1984-10-02 |