Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5990741 | Variable gain amplifier | Takeshi Yamamoto | 1999-11-23 |
| 5351082 | Signal-converting device | — | 1994-09-27 |
| 4709408 | Phased lock loop synchronous detecting system with an automatic frequency tuning circuit | Tetsuro Itakura, Mikio Koyama, Chikashi Nakagawara | 1987-11-24 |
| 4546377 | Circuit arrangement for processing color television signals | Tokio Aketagawa | 1985-10-08 |
| 4491801 | Matrix circuit for processing plural signals | — | 1985-01-01 |