Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6473378 | Optical recording apparatus | Mitsuru Sato | 2002-10-29 |
| 6442125 | Optical pickup | Yoshitsugu Araki, Hajime Koyanagi | 2002-08-27 |
| 6388966 | Optical information recording and reproducing apparatus | Mitsuru Sato | 2002-05-14 |
| 6381206 | Optical recording apparatus | — | 2002-04-30 |
| 6370092 | Optical pickup and optical disk drive for use with a high-density optical disk | Yoshitsugu Araki, Hajime Koyanagi | 2002-04-09 |
| 6339570 | Optical pickup system | Ikuya Kikuchi | 2002-01-15 |