Issued Patents All Time
Showing 51–73 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6961301 | Optical disk having synchronization region formed between pre-recorded area and recordable area | Yoshihiro Kanda, Hiroyuki Yamaguchi, Shinji Inoue | 2005-11-01 |
| 6925048 | Optical disc apparatus | Yuichi Kuze, Katsuya Watanabe, Takashi Kishimoto, Kenji Fujiune | 2005-08-02 |
| 6925037 | Optical disc drive and optical disc controller | Takashi Kishimoto, Yoshihiro Kanda, Jun Kikuchi | 2005-08-02 |
| 6891785 | Optical disc reproduction apparatus | Takashi Kishimoto, Yoshihiro Kanda, Hiroyuki Yamaguchi | 2005-05-10 |
| 6834030 | Optical disk apparatus | Takashi Kishimoto, Kenji Fujiune, Katsuya Watanabe | 2004-12-21 |
| 6714493 | Optical disk apparatus | Takashi Kishimoto, Kenji Fujiune, Katsuya Watanabe | 2004-03-30 |
| 6628580 | Optical recording and reproducing apparatus | Takashi Kishimoto, Katsuya Watanabe, Tatsuya Takeuchi | 2003-09-30 |
| 6611480 | Optical disk drive apparatus | Hiromichi Ishibashi | 2003-08-26 |
| 6567357 | Optical disk apparatus | Takashi Kishimoto, Yuuichi Kuze, Kenji Fujiune, Katsuya Watanabe | 2003-05-20 |
| 6498772 | Optical disc apparatus | Kenji Fujiune, Takashi Kishimoto, Katsuya Watanabe | 2002-12-24 |
| 6493304 | Optical disk apparatus | Katsuya Watanabe, Takashi Kishimoto, Mitsurou Moriya | 2002-12-10 |
| 6400663 | Optical disc apparatus | Yuu Okada, Kenji Fujiune, Katsuya Watanabe, Jun Kikuchi | 2002-06-04 |
| 6356522 | Optical disk drive | Katsuya Watanabe, Mitsuro Moriya, Hiromichi Ishibashi, Takashi Kishimoto | 2002-03-12 |
| 6339566 | Optical recording/reproduction device | Takashi Kishimoto, Katsuya Watanabe, Mitsurou Moriya, Kouichi Ikeuchi, Kazushi Andoh | 2002-01-15 |
| 6330213 | Optical disk drive apparatus | Hiromichi Ishibashi | 2001-12-11 |
| 6317395 | Optical disc device for varying PLL characteristic and servo characteristic based on actual reproduction speed | Katsuya Watanabe, Mitsurou Moriya, Takashi Kishimoto | 2001-11-13 |
| 6298019 | Optical disk apparatus | Katsuya Watanabe, Mitsurou Moriya, Shin-ichi Yamada, Yasuaki Edahiro | 2001-10-02 |
| 6285635 | Optical disk apparatus | Katsuya Watanabe, Takashi Kishimoto, Mitsurou Moriya | 2001-09-04 |
| 6181651 | Optical recording/reproducing apparatus | Takashi Kishimoto, Katsuya Watanabe, Mitsurou Moriya, Kouichi Ikeuchi, Kazushi Andoh | 2001-01-30 |
| 6134197 | Optical disk drive apparatus | Hiromichi Ishibashi | 2000-10-17 |
| 6028826 | Optical disk apparatus performing correction of phase difference tracking error signal, adjustment of focus position and process of gain adjustment | Katsuya Watanabe, Mitsuro Moriya, Takashi Kishimoto | 2000-02-22 |
| 6011762 | Optical disk apparatus | Katsuya Watanabe, Mitsurou Moriya, Shin-ichi Yamada, Yasuaki Edahiro | 2000-01-04 |
| 5699334 | Control devices for optical disk based on driving signal saturation | Shin-ichi Yamada, Yasuaki Edahiro, Mitsurou Moriya | 1997-12-16 |