Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703849 | Tracking servo correction control circuit | — | 1997-12-30 |
| 5682307 | Circuits and methods for controlling a tracking actuator of an optical disk player | Takeshi Sasaki | 1997-10-28 |
| 5623465 | Optical disk player with a digital servo-control circuit incorporating a time sharing multifunctional digital filter | Takeshi Sasaki | 1997-04-22 |