Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6975570 | Information recording/reproducing device using optical disk and method therefor and information recording system and information recording method | Toshiya Akagi, Chikashi Inokuchi | 2005-12-13 |
| 6868053 | Optical information recording apparatus for stable recording | Makoto Usui, Kenji Koishi, Yuuichi Kamioka | 2005-03-15 |