Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6373811 | Optical pick-up apparatus | Kenichi Onomura | 2002-04-16 |
| 6356518 | Information recording and/or reproducing apparatus for optical disks having various protective layer thicknesses | Osamu Nakano | 2002-03-12 |
| 6342977 | Substrate with check-land, and check-land connecting device | — | 2002-01-29 |