Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9330705 | Optical recording and playback apparatus | Hideki Hayashi, Jun-ichi Asada | 2016-05-03 |
| 8665679 | Optical read/write apparatus and read apparatus | Masatoshi Yajima | 2014-03-04 |
| 8659985 | Optical pickup and optical read/write drive | Jun-ichi Asada, Kazuo Momoo | 2014-02-25 |
| 8619523 | Optical pickup and optical read/write apparatus | Tomoaki Tojo, Kazuo Momoo | 2013-12-31 |
| 8451700 | Optical pickup device and optical read/write apparatus | Yasushi Kobayashi, Kazuo Momoo | 2013-05-28 |
| 8406102 | Optical pickup and optical read/write apparatus | Jun-ichi Asada, Kazuo Momoo, Hideki Hayashi | 2013-03-26 |
| 8068402 | Optical head, optical disc device, computer, optical disc player and optical disc recorder | Fumitomo Yamasaki, Yoshiaki Komma, Toshiyasu Tanaka | 2011-11-29 |
| 7697400 | Optical pickup and optical disc device | Hisashi Senga, Tomotada Kamei, Kenzo Ishibashi, Hideki Hayashi | 2010-04-13 |