Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4973962 | Signal level detect circuits | — | 1990-11-27 |
| 4797711 | Image scanning apparatus | Shigeru Sasada, Masahiro Yamamoto, Tsutomu Sumioka | 1989-01-10 |
| 4607381 | Signal mixing circuit | — | 1986-08-19 |
| 4602169 | Signal comparing circuit | — | 1986-07-22 |
| 4578819 | Space diversity receiver | — | 1986-03-25 |
| 4541109 | Pilot signal detecting circuit for AM stereo signals | Satoshi Yokoya | 1985-09-10 |
| 4285636 | Vertical axis type wind power turbine | Yoshio Kato, Kazuichi Seki | 1981-08-25 |
| 4247252 | Vertical axis wind turbine | Kazuichi Seki, Yoshio Kato | 1981-01-27 |
| 4247253 | Vertical axis wind turbine | Kazuichi Seki, Yoshio Kato | 1981-01-27 |