Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6081493 | Apparatus for demodulating digital FM signal in an optical disc device | — | 2000-06-27 |
| 5907528 | Apparatus for demodulating a digital FM signal which normally has signal inversions at data bit boundaries | — | 1999-05-25 |
| 5838649 | Apparatus for demodulating digital FM signal in an optical disc device | — | 1998-11-17 |
| 4922513 | Rotation control circuit for a hall motor | — | 1990-05-01 |
| RE32278 | Muting circuit | Teppei Yokota | 1986-11-04 |
| 4476555 | Tracking servo apparatus for an optical information reproducing system | Hiroshi Ohki | 1984-10-09 |
| 4420694 | Muting circuit | Teppei Yokota | 1983-12-13 |
| 4379286 | Digital signal processing circuit | Teppei Yokota | 1983-04-05 |