Issued Patents 2011
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8085626 | Optical pickup device and lens for optical pickup | Yuichi Takahashi, Fumitake Sakai, Yukio Hibino, Koichi Muramatsu | 2011-12-27 |
| 8045432 | Optical disc device | Seiji Nishiwaki, Junichi Asada | 2011-10-25 |
| 8000184 | Optical pickup device and optical disc device with offset compensation | Jun Asada, Seiji Nishiwaki | 2011-08-16 |
| 7986607 | Wave plate, optical pickup and optical disc apparatus | Jun-ichi Asada | 2011-07-26 |
| 7948839 | Optical disk apparatus | Hiroshi Kayama | 2011-05-24 |
| 7929399 | Optical pickup device and optical disc device | Hiroaki Matsumiya | 2011-04-19 |
| 7911926 | Optical disc drive | Seiji Nishiwaki | 2011-03-22 |