Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4691235 | DC restoration circuit | Tetsurou Onda | 1987-09-01 |
| 4511849 | FM Pulse counting demodulator with multiplier for input and delayed input signals | Kozo Yoshihisa | 1985-04-16 |
| 4494075 | Volume control circuit | Kozo Yoshihisa | 1985-01-15 |
| 4464632 | Volume control circuit | Kozo Yoshihisa | 1984-08-07 |