Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6628593 | Disk drive using plural optical heads, capable of identifying the types of media | Tatsumaro Yamashita | 2003-09-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6628593 | Disk drive using plural optical heads, capable of identifying the types of media | Tatsumaro Yamashita | 2003-09-30 |