Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6633523 | Optical memory apparatus and focus servo control method | Toru Ikeda | 2003-10-14 |
| 6526014 | Optical storage apparatus | Shigenori Yanagi | 2003-02-25 |
| 6522606 | Optical pickup servo control apparatus with stored compensatory values | Shigeyoshi Tanaka, Toru Ikeda, Shigenori Yanagi | 2003-02-18 |
| 6515949 | Storage apparatus | Shigenori Yanagi | 2003-02-04 |