Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6392970 | Reproducing light quantity control method for optical memory device, and reproducing light quantity control device, and optical recording medium | Hiroshi Fuji, Shigemi Maeda, Tomoyuki Miyake, Yasuo Nakata, Nobuo Ogata +3 more | 2002-05-21 |