Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7539109 | Optical disc drive and recording method for optical disc drive | Katsuo Hori, Kenji Takauchi, Yasushi Ouchi | 2009-05-26 |
| RE40240 | Information recording/reproducing device using optical disk and method therefor and information recording system and information recording method | Toyoji Gushima, Chikashi Inokuchi | 2008-04-15 |
| 7319645 | Recording apparatus and recording method for recording data to a rewritable recording medium, and rewritable recording medium | Junichi Minamino, Hironori Deguchi | 2008-01-15 |
| 7313077 | Optical disk device and emission current adjusting method for the same | Eisuke Ishibashi, Yasuhiro Wada, Shinya Shimizu | 2007-12-25 |
| RE39952 | Laser power controller and optical disk device | Chikashi Inokuchi, Shigeru Furumiya, Yoshiyuki Miyabata, Yuji Hisakado, Atsushi Miyazaki | 2007-12-25 |
| 7239586 | Optical disk device and recording power determining method | Mamoru Shoji, Atsushi Nakamura, Ariaki Ito, Yukihiro Yamasaki, Yasuhiro Honda +3 more | 2007-07-03 |
| RE39306 | Optical disc device | Shinichi Konishi, Takeshi Nakajima, Harumitsu Miyashita, Toshihiko Takahashi, Yuji Hisakado +1 more | 2006-09-26 |
| 7095696 | Recording/reproducing device | Takeshi Nakajima, Harumitsu Miyashita, Shinichi Konishi | 2006-08-22 |
| 6975570 | Information recording/reproducing device using optical disk and method therefor and information recording system and information recording method | Toyoji Gushima, Chikashi Inokuchi | 2005-12-13 |
| 6950378 | Laser power control method and optical disk device | Atsushi Miyazaki, Hiroyuki Yamaguchi, Chikashi Inokuchi | 2005-09-27 |
| 6930968 | Semiconductor laser driving apparatus with filter to attenuate enhanced frequency component and optical disk apparatus including the same | Yuichi Kamioka, Yoshiyuki Miyabata, Yuichi Takahashi | 2005-08-16 |
| 6717968 | Laser drive device | Kenichi Tatehara, Kiyoshi Nakamori | 2004-04-06 |
| 6671248 | Apparatus and method of controlling laser power | Yoshiyuki Miyabata | 2003-12-30 |
| 6621779 | Laser power controller and optical disk device | Chikashi Inokuchi, Shigeru Furumiya, Yoshiyuki Miyabata, Yuji Hisakado, Atsushi Miyazaki | 2003-09-16 |
| 6614735 | Method and apparatus for determining optical recording power used for recording onto an optical disk | Mamoru Shoji, Ariaki Ito, Takashi Ishida, Yukihiro Yamasaki | 2003-09-02 |
| 6490301 | Laser drive device | Kenichi Tatehara, Kiyoshi Nakamori | 2002-12-03 |
| 6434098 | Optical disc device | Shinichi Konishi, Takeshi Nakajima, Harumitsu Miyashita, Toshihiko Takahashi, Yuji Hisakado +1 more | 2002-08-13 |
| 6408013 | Semiconductor laser control method and semiconductor laser control apparatus | Yoshiyuki Miyabata | 2002-06-18 |
| 6236629 | Optical disk device | Yuji Hisakado, Yukihiro Yamasaki | 2001-05-22 |
| 5495463 | Controller and control method of laser power for recording information in an optical record medium | Yasuhiro Tai | 1996-02-27 |
| 5420835 | Magneto-optic disk apparatus | Yukinori Okazaki | 1995-05-30 |