Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6490302 | Semiconductor laser control circuit and laser light source | Kenji Koishi | 2002-12-03 |
| 6456573 | Information recording and reproducing apparatus | Yasuhiro Ueki, Yutaka Osada, Osamu Yanagisawa, Chikashi Inokuchi, Yuuichi Kamioka | 2002-09-24 |