Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5889426 | Integrated circuit device having a bias circuit for an enhancement transistor circuit | Masayuki Kawakami, Hideo Abe | 1999-03-30 |
| 5808515 | Semiconductor amplifying circuit having improved bias circuit for supplying a bias voltage to an amplifying FET | Takahisa Kawai | 1998-09-15 |
| 5760632 | Double-balanced mixer circuit | Masayuki Kawakami | 1998-06-02 |
| 5666090 | High-frequency coupler | — | 1997-09-09 |
| 5477187 | Feed forward amplifier | Fumihiko Kobayashi, Isamu Umino, Junichi Hasegawa, Toshiaki Suzuki, Tomohiro Nakamura +2 more | 1995-12-19 |
| 5296825 | Bias circuit having signal output to detector portion | — | 1994-03-22 |
| 5117202 | Automatic level control circuit | — | 1992-05-26 |