Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5675562 | Seek control method in optical storage device | — | 1997-10-07 |
| 5673243 | Encoding unit and storage unit using the same | Satoshi Furuta | 1997-09-30 |
| 5633848 | Method and apparatus for cleaning an optical disk head on the basis of time accumulation | Takashi Masaki, Manabu Yamamoto | 1997-05-27 |
| 5631890 | Light modulation method for optical disk drive device | Toru Ikeda, Akira Minami | 1997-05-20 |