Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8064314 | Optical head and optical disc device | — | 2011-11-22 |
| 8004954 | Optical pickup, optical disk device, computer and optical disk recorder | — | 2011-08-23 |
| 7952979 | Coupling lens, optical head and optical disc device | Fumitomo Yamasaki, Katsuhiko Hayashi, Hideki Aikoh | 2011-05-31 |
| 7889622 | Optical head for optical recorder/reproducer | Hidenori Wada, Yoshiaki Komma, Keiichi Matsuzaki | 2011-02-15 |