Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6430119 | Optical disk drive apparatus capable of searching an optimum target position | Katsuya Watanabe, Tetsuya Shihara, Akihiko Nishioka, Koujiro Okamoto | 2002-08-06 |
| 6400663 | Optical disc apparatus | Kenji Fujiune, Katsuya Watanabe, Takeharu Yamamoto, Jun Kikuchi | 2002-06-04 |