Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5886578 | Differential amplifier including bias circuit with bias resistor | Kazuya Yamamoto | 1999-03-23 |
| 5781061 | Current mirror circuit and signal processing circuit having improved resistance to current output terminal voltage variation | Kazuya Yamamoto | 1998-07-14 |
| 5652545 | Wide-band amplifier | Masaaki Shimada, Kazuya Yamamoto | 1997-07-29 |
| 5550511 | Differential amplifier having single phase input and two output phases | — | 1996-08-27 |
| 5357121 | Optoelectronic integrated circuit | Takayuki Katoh, Teruyuki Shimura, Kazuhiko Nakahara | 1994-10-18 |
| 5302911 | Preamplifier | — | 1994-04-12 |
| 5267270 | Digital transmission circuit | Noriyuki Tanino | 1993-11-30 |