Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6496454 | Optical information recording/reproducing apparatus | — | 2002-12-17 |
| 6438090 | Optical pickup device | — | 2002-08-20 |
| 6396785 | Optical disk apparatus | Shohei Kobayashi | 2002-05-28 |