Issued Patents 2011
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8077585 | Condenser lens for an objective lens system | Junji Hashimura, Yuichi Atarashi, Toshiyuki Kojima | 2011-12-13 |
| 8077583 | Optical element, aberration correcting element, light converging element, objective optical system, optical pickup device, and optical information recording reproducing device | Kiyoshi Yamashita, Nobuyoshi Mori, Yuichi Atarashi | 2011-12-13 |
| 7957231 | Optical pickup apparatus and objective optical element | Yuichi Atarashi, Kiyono Ikenaka, Kenji Ogiwara, Eiji Nomura | 2011-06-07 |
| 7957249 | Objective lens, optical pickup apparatus and optical information recording and/or reproducing apparatus | Eiji Nomura | 2011-06-07 |
| 7924683 | Optical pickup apparatus with objective optical system and guiding optical system | Junji Hashimura, Mitsuru Mimori | 2011-04-12 |
| 7920456 | Objective lens for optical pickup device, optical pickup device and optical information recording/reproducing apparatus | — | 2011-04-05 |
| 7903528 | Optical pick-up apparatus | Kohei Ota, Kiyono Ikenaka | 2011-03-08 |
| 7889618 | Objective optical element and optical pickup apparatus | Yuichi Atarashi, Kiyono Ikenaka, Kenji Ogiwara, Eiji Nomura | 2011-02-15 |
| 7872959 | Objective lens, optical element, optical pick-up apparatus and optical information recording and/or reproducing apparatus equipped therewith | Katsuya Sakamoto, Yuichi Atarashi | 2011-01-18 |