Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5352881 | Focus control device in optical recording and reproducing apparatus having an optical-beam-position judging device | — | 1994-10-04 |
| 5329508 | Regenerating device for optical recording medium in which overlapping regions are read out by a light beam in a time sharing manner to provide servo control of the positional relationship between the light beam and the medium | — | 1994-07-12 |
| 5303222 | Optical record reproducing apparatus including automatic light amount control | — | 1994-04-12 |