Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6721906 | Disk apparatus and control method therefor | Shohichi Hirashita, Kayo Takahashi | 2004-04-13 |
| 6686776 | Digital data coincidence determining circuit | Kohji Sakata | 2004-02-03 |