Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6961301 | Optical disk having synchronization region formed between pre-recorded area and recordable area | Takeharu Yamamoto, Hiroyuki Yamaguchi, Shinji Inoue | 2005-11-01 |
| 6925037 | Optical disc drive and optical disc controller | Takashi Kishimoto, Takeharu Yamamoto, Jun Kikuchi | 2005-08-02 |
| 6891785 | Optical disc reproduction apparatus | Takeharu Yamamoto, Takashi Kishimoto, Hiroyuki Yamaguchi | 2005-05-10 |
| 6751176 | Optical disk with buffer area and recording and reproducing apparatus and methods | Mitsurou Moriya, Mitsuteru Fujimoto | 2004-06-15 |
| 6661415 | Liquid crystal driver and optical head for tilt correction | Katsuhiko Yasuda, Hidenori Wada, Daisuke Ogata, Kanji Wakabayashi, Naoya Hotta +2 more | 2003-12-09 |
| 6396779 | Optical disk apparatus having tracking control for positioning a light beam along a track on an optical disk | Kenji Fujiune, Mitsurou Moriya, Yuuichi Kuze | 2002-05-28 |
| 6305746 | Seat sliding apparatus | Isao Ikegaya, Tadashi Matsumoto | 2001-10-23 |
| 6304528 | Optical disk reproducing apparatus | Yuuichi Kuze, Kenji Fujiune | 2001-10-16 |
| 6048030 | Seat sliding apparatus | Hiroshi Matsuura | 2000-04-11 |
| 6007040 | Seat slide apparatus | Tadashi Matsumoto | 1999-12-28 |
| 5915660 | Seat slide apparatus | — | 1999-06-29 |
| 5808979 | Tracking error signal detector | Hiromichi Ishibashi, Osamu Yamaguchi | 1998-09-15 |
| 5732051 | Focusing control apparatus using dynamic target value in relation to land/groove | Hiroyuki Yamaguchi, Mitsuro Moriya, Osamu Yamaguchi, Shin-ichi Yamada, Toshiyuki Kinou | 1998-03-24 |
| 5671200 | Method for detecting the movement of a light beam and optical information reproduction apparatus using the same | Osamu Yamaguchi, Mitsuro Moriya, Hiroyuki Yamaguchi, Hiromichi Ishibashi | 1997-09-23 |
| 5444682 | Tracking control apparatus | Shinichi Yamada, Mitsurou Moriya, Hiroyuki Yamaguchi, Osamu Yamaguchi, Yasuki Matsumoto | 1995-08-22 |