Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6418108 | Optical head, recording and/or reproducing method and apparatus and method for detecting thickness | Mitsunori Ueda, Takeshi Kubo, Junichi Suzuki, Satoshi Sakamoto, Hiroshi Kawamura | 2002-07-09 |
| 6347066 | Optical pickup and optical disk apparatus | — | 2002-02-12 |
| 6339577 | Optical disk system, optical head device, and beam reshaping device | — | 2002-01-15 |