Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12239106 | Trough structure for feeding and auxiliary tool for feeding | Yoshihito Osada | 2025-03-04 |
| 12208968 | Structure obtained by combining conveyor belt and shutter device, and shutter device | Yoshihito Osada | 2025-01-28 |
| 7652970 | Light information apparatus and control method of light information apparatus | Hidenori Wada, Takeharu Yamamoto, Toshio Matsumoto | 2010-01-26 |
| 7558170 | Optical pick-up head, optical information apparatus, and optical information reproducing method | Shin-ichi Kadowaki, Kousei Sano, Akihiro Arai, Tomotada Kamei, Hiroaki Yamamoto +1 more | 2009-07-07 |
| 7558162 | Optical pick-up head, optical information apparatus, and optical information reproducing method | Shin-ichi Kadowaki, Kousei Sano, Akihiro Arai, Tomotada Kamei, Hiroaki Yamamoto +1 more | 2009-07-07 |
| 7542382 | Optical pick-up head, optical information apparatus, and optical information reproducing method | Shin-ichi Kadowaki, Kousei Sano, Akihiro Arai, Tomotada Kamei, Hiroaki Yamamoto +1 more | 2009-06-02 |
| 7539090 | Optical pick-up head, optical information apparatus, and optical information reproducing method | Shin-ichi Kadowaki, Kousei Sano, Akihiro Arai, Tomotada Kamei, Hiroaki Yamamoto +1 more | 2009-05-26 |
| 7463561 | Optical pick-up head, optical information apparatus, and optical information reproducing method | Shin-ichi Kadowaki, Kousei Sano, Akihiro Arai, Tomotada Kamei, Hiroaki Yamamoto +1 more | 2008-12-09 |
| 7460448 | Optical pick-up head, optical information apparatus, and optical information reproducing method | Shin-ichi Kadowaki, Kousei Sano, Akihiro Arai, Tomotada Kamei, Hiroaki Yamamoto +1 more | 2008-12-02 |
| 7227819 | Optical pick-up head, optical information apparatus, and optical information reproducing method | Shin-ichi Kadowaki, Kousei Sano, Akihiro Arai, Tomotada Kamei, Hiroaki Yamamoto +1 more | 2007-06-05 |
| 7065013 | Optical disk apparatus | Kousei Sano, Daisuke Ogata, Yuuichi Kuze | 2006-06-20 |
| 7031247 | Liquid crystal driver and optical head for tilt correction | Hidenori Wada, Daisuke Ogata, Kanji Wakabayashi, Naoya Hotta | 2006-04-18 |
| 6967916 | Optical head apparatus, optical information recording and reproducing apparatus, method for detecting aberration and method for adjusting optical head apparatus | Kousei Sano, Shin-ichi Kadowaki, Yoshiaki Komma, Seiji Nishino, Akihiro Yasuda | 2005-11-22 |
| 6934226 | Optical disk apparatus | Kousei Sano, Daisuke Ogata, Yuuichi Kuze | 2005-08-23 |
| 6661415 | Liquid crystal driver and optical head for tilt correction | Hidenori Wada, Daisuke Ogata, Kanji Wakabayashi, Naoya Hotta, Yoshihiro Ikawa +2 more | 2003-12-09 |