Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4673983 | Picture-in-picture television receivers | Toshio Sarugaku, Hisafumi Motoe, Masaharu Tokuhara | 1987-06-16 |
| 4631589 | Dark level restoring circuit | Takahiko Tamura, Masaharu Tokuhara | 1986-12-23 |
| 4419695 | Television sound receiver | Yoshihiro Yamamoto, Shigeru Ohmuro, Hiromi Kawakami | 1983-12-06 |
| 4370676 | Carrier regenerating circuit for a synchronous detector | Shigeru Omuro, Hiroyuki Kita, Masaharu Tokuhara | 1983-01-25 |
| 4322751 | Detector circuit for a television receiver | Shigeru Ohmuro, Masaharu Tokuhara | 1982-03-30 |
| 4283792 | Automatic fine tuning circuit | Shigeru Ohmuro, Masaharu Tokuhara | 1981-08-11 |
| 4263675 | AFT circuit | Shigeru Ohmuro, Masaharu Tokuhara | 1981-04-21 |
| 4261016 | Television receiver | Masaharu Tokuhara | 1981-04-07 |
| 4238771 | Muting circuit | Hiromi Kawakami, Shigeru Ohmuro, Masaharu Tokuhara | 1980-12-09 |
| 4234963 | Synchronous detector particularly adapted for a video IF signal | Hiromi Kawakami, Masaharu Tokuhara | 1980-11-18 |
| 4198650 | Capacitive-type nonlinear emphasis circuit | Takeshi Hamada, Kazuo Yamagiwa | 1980-04-15 |