Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10907745 | Pressure regulator valve | Yutaka Suzuki, Hiroshi Yamashita, Kodai KATO | 2021-02-02 |
| 4472688 | Amplifier circuit | Funada Saburo, Tatsuhiko Okuma | 1984-09-18 |
| 4331930 | Bias circuit for power amplifier | Isumi Shibata, Nobuyuki Sanpei | 1982-05-25 |
| 4288755 | Protective circuit for a direct-coupled amplifier | — | 1981-09-08 |
| 4194166 | Differential amplifier with a current mirror circuit | Hiroshi Watanuki | 1980-03-18 |