Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5432477 | Wide frequency range amplifier apparatus | Seiichi Nishiyama, Masato Kawata, Ryuichiro Kawai | 1995-07-11 |
| 4928074 | Automatic gain control circuit | Mitsuru Sato, Tetsuya Iizuka, Norio Shoji, Masato Sekine | 1990-05-22 |
| 4913792 | Flammable-gas sensor | Yasuhiro Nagata, Satoru Sato | 1990-04-03 |