Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5251194 | Techniques for controlling beam position and focus in optical disk drives | Kyosuke Yoshimoto, Osamu Ito, Kimiyuki Koyanagi, Yoshiki Nakajima, Kyoji Shimoda | 1993-10-05 |