Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7283435 | Optical disc device | Yuuichi Kuze, Takashi Kishimoto, Shin-ichi Yamada, Katsuya Watanabe, Akihiro Yasuda +2 more | 2007-10-16 |
| 7257053 | Optical disc apparatus | Yuuichi Kuze, Shin-ichi Yamada, Katsuya Watanabe | 2007-08-14 |
| 7239595 | Spherical aberration correction control device and optical disc apparatus | Yuuichi Kuze, Katsuya Watanabe | 2007-07-03 |
| 7218582 | Optical disc drive | Rie Takahashi, Takeharu Yamamoto, Takashi Kishimoto, Katsuya Watanabe | 2007-05-15 |
| 7196977 | Track jump control circuit for accessing optical disk drive | Takashi Kishimoto, Katsuya Watanabe | 2007-03-27 |
| 7190650 | Optical disc drive for identifying and processing multiple optical disc types | Takashi Kishimoto, Katsuya Watanabe | 2007-03-13 |
| 7158452 | Focus control for optical disk unit | Hiromichi Ishibashi, Katsuya Watanabe, Shinichi Yamada, Yuuichi Kuze | 2007-01-02 |
| 7130250 | Optical head and optical disk apparatus for performing focus pull in | Yuichi Kuze, Kenji Kondo, Shinichi Yamada, Katsuya Watanabe | 2006-10-31 |
| 7088662 | Optical disc drive and method for controlling the same | Tetsuya Shihara, Tatsuya Takeuchi | 2006-08-08 |
| 7054241 | Optical disc apparatus | Kenji Kondo, Yuichi Kuze, Shinichi Yamada, Katsuya Watanabe | 2006-05-30 |
| 6925048 | Optical disc apparatus | Yuichi Kuze, Katsuya Watanabe, Takeharu Yamamoto, Takashi Kishimoto | 2005-08-02 |
| 6834030 | Optical disk apparatus | Takashi Kishimoto, Takeharu Yamamoto, Katsuya Watanabe | 2004-12-21 |
| 6714493 | Optical disk apparatus | Takashi Kishimoto, Takeharu Yamamoto, Katsuya Watanabe | 2004-03-30 |
| 6567357 | Optical disk apparatus | Takashi Kishimoto, Yuuichi Kuze, Takeharu Yamamoto, Katsuya Watanabe | 2003-05-20 |
| 6498772 | Optical disc apparatus | Takashi Kishimoto, Takeharu Yamamoto, Katsuya Watanabe | 2002-12-24 |
| 6400663 | Optical disc apparatus | Yuu Okada, Katsuya Watanabe, Takeharu Yamamoto, Jun Kikuchi | 2002-06-04 |
| 6396779 | Optical disk apparatus having tracking control for positioning a light beam along a track on an optical disk | Mitsurou Moriya, Yoshihiro Kanda, Yuuichi Kuze | 2002-05-28 |
| 6304528 | Optical disk reproducing apparatus | Yoshihiro Kanda, Yuuichi Kuze | 2001-10-16 |
| 6240055 | Focus position adjustment device and optical disc drive apparatus | Kouichi Takamine, Akihiro Hatsusegawa, Hiroyuki Yamaguchi | 2001-05-29 |
| 6044049 | Optical information apparatus employing two different tracking error signals based on regions on information medium | Mitsuro Moriya, Hiroyuki Yamaguchi, Shin-ichi Yamada, Katsuya Watanabe | 2000-03-28 |