Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5302834 | Optical pickup and tilt control device including a plurality of photosensitive units for generating signals indicating whether tilt correction is necessary | — | 1994-04-12 |
| 5303221 | Optical pickup for an optical disc reproducing system | Takanori Maeda | 1994-04-12 |