Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6366543 | Optical pickup for discriminating between and reading different types of optical discs | Kiyoshi Ohsato, Akio Yamakawa, Masamichi Utsumi | 2002-04-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6366543 | Optical pickup for discriminating between and reading different types of optical discs | Kiyoshi Ohsato, Akio Yamakawa, Masamichi Utsumi | 2002-04-02 |