Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5339300 | Optical data recording apparatus and an optical data recording/reproducing method performing servo control with both a recording light beam and a reproducing light beam | — | 1994-08-16 |
| 5315572 | Information reproducing apparatus capable of eliminating jitters | Yoshio Nakajima | 1994-05-24 |
| 5315575 | Optical information recording apparatus | — | 1994-05-24 |