Issued Patents All Time
Showing 26–50 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8306393 | Information recording apparatus, information copying system, method for copying information, program and computer readable recording medium | Takao Hayashi, Hideki Aikoh | 2012-11-06 |
| 8305864 | Compound objective lens, optical head device, optical information device, and information processing device | Yoshiaki Komma, Katsuhiko Hayashi, Michihiro Yamagata | 2012-11-06 |
| 8300513 | Optical head, optical head manufacturing method and optical disc device | Yoshiaki Komma, Kanji Wakabayashi | 2012-10-30 |
| 8289831 | Optical head, optical element with diffraction grating, optical disc device and information processing device | Yoshiaki Komma, Tomoaki Tojo | 2012-10-16 |
| 8254239 | Complex objective lens including saw-tooth diffractive element for using on blue, red and infrared lights | Yoshiaki Komma, Toshiyasu Tanaka | 2012-08-28 |
| 8243111 | Optical disc label printer, thermosensitive recording printer and thermosensitive recording method | Joji Anzai, Naohiro Kimura, Takashi Nishihara | 2012-08-14 |
| 8238218 | Optical pickup, optical information device, computer, optical disk player, car navigation system, optical disk recorder, and optical disk server | Toshiyasu Tanaka, Yoshiaki Komma, Kanji Wakabayashi, Osamu Kajino | 2012-08-07 |
| 8233371 | Objective lens, optical head and optical disc device | Katsuhiko Hayashi, Sadao Mizuno, Hideki Aikoh | 2012-07-31 |
| 8179769 | Optical head device, optical information device, computer, disc player, car navigation system, optical disc recorder, and vehicle | Yoshiaki Komma, Katsuhiko Hayashi | 2012-05-15 |
| 8144563 | Information recording medium, reproducing device and reproducing method | Masahito Nakao, Yasumori Hino, Yoshiaki Komma, Kousei Sano | 2012-03-27 |
| 8134907 | Optical head, optical element with diffraction grating, optical disc device and information processing device | Yoshiaki Komma, Tomoaki Tojo | 2012-03-13 |
| 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, Toshiyasu Tanaka, Kanji Wakabayashi | 2012-03-06 |
| 8094543 | Information recording medium, reproducing apparatus and reproducing method | Masahito Nakao, Yasumori Hino, Yoshiaki Komma, Kousei Sano | 2012-01-10 |
| 8089850 | Optical pickup, optical disc apparatus, integrated coupling lens, integrated prism, and optical information equipment | Toshiyasu Tanaka, Yoshiaki Komma, Kanji Wakabayashi | 2012-01-03 |
| 8072870 | Optical pickup and optical disc drive | Toshiyasu Tanaka, Kanji Wakabayashi, Yoshiaki Komma | 2011-12-06 |
| 8068402 | Optical head, optical disc device, computer, optical disc player and optical disc recorder | Yoshiaki Komma, Toshiyasu Tanaka, Yohichi Saitoh | 2011-11-29 |
| 8064296 | Optical head, optical disc device and information recording and/or reproducing device | Yoshiaki Komma, Toshiyasu Tanaka, Kanji Wakabayashi | 2011-11-22 |
| 8050168 | Optical head device, optical information device, computer, disc player, car navigation system, optical disc recorder, and vehicle | Yoshiaki Komma, Katsuhiko Hayashi | 2011-11-01 |
| 8036093 | Optical head device and recording/reproduction device | Eishin Mori, Yoshiaki Komma | 2011-10-11 |
| 8031574 | Information recording medium, information supply system, and optical information device | Kanji Wakabayashi, Yoshiaki Komma, Toshiyasu Tanaka | 2011-10-04 |
| 8009526 | Optical pickup device and collimate lens | Kanji Wakabayashi, 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, Kanji Wakabayashi, Osamu Kajino | 2011-08-23 |
| 7978568 | Optical head, diffraction device, objective lens, and optical disc apparatus | Yoshiaki Komma, Katsuhiko Hayashi | 2011-07-12 |
| 7974167 | Optical disc apparatus, optical information equipment with the optical disc apparatus, and focusing control LSI in the optical disc apparatus | Kanji Wakabayashi, Yoshiaki Komma, Toshiyasu Tanaka | 2011-07-05 |
| 7965612 | Optical head, and information recording-and-regeneration apparatus | Eishin Mori, Akihiro Arai, Joji Anzai | 2011-06-21 |