Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6434108 | Optical disc having narrow recording track relative to light spot diameter | Koichi Yasuda, Atsushi Fukumoto | 2002-08-13 |
| 6373814 | Method of initializing phase-change optical disk to prevent jitter increase due to low level overwriting | Kazumine Ito | 2002-04-16 |