Issued Patents All Time
Showing 1–25 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9508379 | Recording apparatus | Kousei Sano, Yoshiaki Komma, Fumitomo Yamasaki | 2016-11-29 |
| 9484054 | Optical disc information device and information processing device | Kousei Sano, Fumitomo Yamasaki, Yoshiaki Komma, Toshiyasu Tanaka | 2016-11-01 |
| 9418695 | Optical information apparatus and information processing apparatus | Fumitomo Yamasaki, Kousei Sano, Yoshiaki Komma, Toshiyasu Tanaka | 2016-08-16 |
| 9196286 | Optical disk information device and information processing device | Kousei Sano, Yoshiaki Komma | 2015-11-24 |
| 9047883 | Optical pickup device, optical information device, and information processing device | Kouji Ieki | 2015-06-02 |
| 8923105 | Optical information device, cross-talk reduction method, computer, player, and recorder | Kousei Sano, Yoshiaki Komma | 2014-12-30 |
| 8614938 | Objective lens unit, optical pickup, and optical information apparatus | Yoshiaki Komma, Kousei Sano, Toshiyasu Tanaka, Keiichi Matsuzaki, Hidenori Wada | 2013-12-24 |
| 8477584 | Optical head, optical disc drive, computer, optical discplayer and optical disc recorder | Fumitomo Yamasaki, Yoshiaki Komma, Toshiyasu Tanaka | 2013-07-02 |
| 8456971 | Optical disk driving apparatus, optical disk driving system, vehicle equipped with optical disk driving system, method of correcting spherical aberration in optical disk driving apparatus, program and recording medium | Yoshiaki Komma, Fumitomo Yamasaki, Toshiyasu Tanaka | 2013-06-04 |
| 8411547 | Information recording medium, information supply system, and optical information device | Fumitomo Yamasaki, Yoshiaki Komma, Toshiyasu Tanaka | 2013-04-02 |
| 8385169 | Optical disc drive and optical information system | Yoshiaki Komma, Fumitomo Yamasaki, Toshiyasu Tanaka | 2013-02-26 |
| 8320227 | Objective lens unit, optical pickup, and optical information apparatus | Yoshiaki Komma, Kousei Sano, Toshiyasu Tanaka, Keiichi Matsuzaki, Hidenori Wada | 2012-11-27 |
| 8299782 | Position sensor, optical head device, head moving mechanism, information recording and reproduction device and position control system | Osamu Mizuno, Hiroshi Yamamoto, Takuya Wada, Hideki Aikoh, Takatoshi Yukimasa | 2012-10-30 |
| 8300513 | Optical head, optical head manufacturing method and optical disc device | Fumitomo Yamasaki, Yoshiaki Komma | 2012-10-30 |
| 8238218 | Optical pickup, optical information device, computer, optical disk player, car navigation system, optical disk recorder, and optical disk server | Toshiyasu Tanaka, Yoshiaki Komma, Fumitomo Yamasaki, Osamu Kajino | 2012-08-07 |
| RE43540 | Optical pickup, optical disc drive device, and optical information device | Keiichi Matsuzaki, Yoshiaki Komma, Toshiyasu Tanaka, Kousei Sano, Hidenori Wada | 2012-07-24 |
| 8144564 | Optical head and optical information device | Yoshiaki Komma, Kousei Sano, Toshiyasu Tanaka, Keiichi Matsuzaki, Hidenori Wada | 2012-03-27 |
| 8130603 | Optical disk driving apparatus, optical disk driving system, vehicle equipped with optical disk driving system, method of correcting spherical aberration in optical disk driving apparatus, program and recording medium | Yoshiaki Komma, Fumitomo Yamasaki, Toshiyasu Tanaka | 2012-03-06 |
| 8089850 | Optical pickup, optical disc apparatus, integrated coupling lens, integrated prism, and optical information equipment | Toshiyasu Tanaka, Fumitomo Yamasaki, Yoshiaki Komma | 2012-01-03 |
| 8072870 | Optical pickup and optical disc drive | Toshiyasu Tanaka, Fumitomo Yamasaki, Yoshiaki Komma | 2011-12-06 |
| 8064296 | Optical head, optical disc device and information recording and/or reproducing device | Fumitomo Yamasaki, Yoshiaki Komma, Toshiyasu Tanaka | 2011-11-22 |
| 8031574 | Information recording medium, information supply system, and optical information device | Fumitomo Yamasaki, Yoshiaki Komma, Toshiyasu Tanaka | 2011-10-04 |
| 8009526 | Optical pickup device and collimate lens | Fumitomo Yamasaki, Yoshiaki Komma, Hironori Tomita | 2011-08-30 |
| 8004952 | Optical pickup, optical information device, computer, optical disk player, car navigation system, optical disk recorder, and optical disk server | Toshiyasu Tanaka, Yoshiaki Komma, Fumitomo Yamasaki, Osamu Kajino | 2011-08-23 |
| 8000209 | Optical pickup, optical element, optical information device, computer, optical information medium player, car navigation system, optical information medium recorder and optical disk server for use with a light source which emits a divergent beam | Toshiyasu Tanaka, Yoshiaki Komma, Kousei Sano, Hidenori Wada, Keiichi Matsuzaki | 2011-08-16 |