Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5606544 | Optical information recording and regenerating apparatus which regulates the amplitude of a regenerated signal | — | 1997-02-25 |
| 5463606 | Optical information reading and reproducing apparatus using pseudo DC-free codes | Nobuyuki Kaneko | 1995-10-31 |
| 4899325 | Fine access method and circuit for an optical disk drive using a multi-track jump | Shigeru Arai | 1990-02-06 |