Issued Patents All Time
Showing 1–25 of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE44808 | Optical disc drive, optical storage medium, optical storage medium inspection apparatus, and optical storage medium inspection method | Mamoru Shoji, Atsushi Nakamura, Takashi Ishida | 2014-03-18 |
| 8152314 | Display device | Toshifumi Yokoyama, Ken'ichi Kasazumi, Kiminori Mizuuchi, Hiroyuki Furuya, Kazuhisa Yamamoto | 2012-04-10 |
| 8130614 | Optical storage medium, information recording apparatus, and information reproducing apparatus | Masaru Yamaoka, Takashi Yumiba, Toyoji Gushima, Makoto Usui, Shin-ichi Tanaka +1 more | 2012-03-06 |
| 8107346 | Optical head device and optical information processing device | Kousei Sano, Yoshiaki Komma | 2012-01-31 |
| RE43126 | Optical pickup head and information recording/reproducing device | Hideki Hayashi, Sadao Mizuno, Daisuke Ogata, Kousei Sano, Jouji Anzai +1 more | 2012-01-24 |
| 8089581 | Display and illuminator | Kiminori Mizuuchi, Kazuhisa Yamamoto, Tetsuro Mizushima, Akihiro Morikawa | 2012-01-03 |
| RE42825 | Optical pickup head device, information recording/reproducing apparatus, and method for recording information | Yoshiaki Komma, Kousei Sano | 2011-10-11 |
| 8027237 | Optical storage medium, information recording apparatus, and information reproducing apparatus | Masaru Yamaoka, Takashi Yumiba, Toyoji Gushima, Makoto Usui, Shin-ichi Tanaka +1 more | 2011-09-27 |
| 7969532 | Surface illuminator and liquid crystal display using same | Tetsuro Mizushima, Ken'ichi Kasazumi, Kiminori Mizuuchi, Kazuhisa Yamamoto, Tatsuo Itoh | 2011-06-28 |
| 7954962 | Laser image display, and optical integrator and laser light source package used in such laser image display | Tetsuro Mizushima, Ken'ichi Kasazumi, Tatsuo Itoh, Tomoya Sugita, Kazuhisa Yamamoto | 2011-06-07 |
| 7873087 | Light source, light source device, laser image forming device and integrated circuit | Akihiro Morikawa, Ken'ichi Kasazumi, Tetsuro Mizushima, Kazuhisa Yamamoto | 2011-01-18 |
| 7872952 | Optical disc drive | Akira Kurozuka, Joji Anzai, Osamu Kajino | 2011-01-18 |
| 7869326 | Optical disc drive, optical storage medium, optical storage medium inspection apparatus, and optical storage medium inspection method | Mamoru Shoji, Atsushi Nakamura, Takashi Ishida | 2011-01-11 |
| 7649824 | Optical storage medium control data region | Masaru Yamaoka, Takashi Yumiba, Toyoji Gushima, Makoto Usui, Shin-ichi Tanaka +1 more | 2010-01-19 |
| 7583578 | Optical storage medium inspection method for determining if an optical storage medium is good or defective | Mamoru Shoji, Atsushi Nakamura, Takashi Ishida | 2009-09-01 |
| 7580327 | Optical element, optical head, optical recording reproducing apparatus and optical recording/reproducing method | Hidenori Wada, Tetsuo Saimi, Daisuke Ogata, Seiji Nishino, Hiroaki Yamamoto +1 more | 2009-08-25 |
| 7580334 | Optical storage medium inspection apparatus for determining whether an optical storage medium is good or defective | Mamoru Shoji, Atsushi Nakamura, Takashi Ishida | 2009-08-25 |
| 7558170 | Optical pick-up head, optical information apparatus, and optical information reproducing method | Kousei Sano, Akihiro Arai, Katsuhiko Yasuda, Tomotada Kamei, Hiroaki Yamamoto +1 more | 2009-07-07 |
| 7558162 | Optical pick-up head, optical information apparatus, and optical information reproducing method | Kousei Sano, Akihiro Arai, Katsuhiko Yasuda, Tomotada Kamei, Hiroaki Yamamoto +1 more | 2009-07-07 |
| 7542382 | Optical pick-up head, optical information apparatus, and optical information reproducing method | Kousei Sano, Akihiro Arai, Katsuhiko Yasuda, Tomotada Kamei, Hiroaki Yamamoto +1 more | 2009-06-02 |
| 7539090 | Optical pick-up head, optical information apparatus, and optical information reproducing method | Kousei Sano, Akihiro Arai, Katsuhiko Yasuda, Tomotada Kamei, Hiroaki Yamamoto +1 more | 2009-05-26 |
| 7539089 | Optical disc device | Yuuichi Kuze, Kenji Fujiune, Takashi Kishimoto, Shin-ichi Yamada, Katsuya Watanabe +2 more | 2009-05-26 |
| 7463561 | Optical pick-up head, optical information apparatus, and optical information reproducing method | Kousei Sano, Akihiro Arai, Katsuhiko Yasuda, Tomotada Kamei, Hiroaki Yamamoto +1 more | 2008-12-09 |
| 7460448 | Optical pick-up head, optical information apparatus, and optical information reproducing method | Kousei Sano, Akihiro Arai, Katsuhiko Yasuda, Tomotada Kamei, Hiroaki Yamamoto +1 more | 2008-12-02 |
| 7420897 | Optical head, an optical disk device and an integrated circuit | Fumitomo Yamasaki, Kousei Sano, Akihiro Arai | 2008-09-02 |