Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8023388 | Objective lens, optical pickup apparatus, and optical information recording reproducing apparatus | — | 2011-09-20 |
| 8023389 | Objective lens, optical pickup apparatus, and optical information recording reproducing apparatus | — | 2011-09-20 |
| 7948856 | Manufacturing method of an objective lens for an optical pickup apparatus and the optical pickup apparatus | Kohei Ota | 2011-05-24 |
| 7948857 | Optical pickup apparatus, objective optical element and optical information recording reproducing apparatus | Kohei Ota, Nobuyoshi Mori, Eiji Nomura | 2011-05-24 |
| 7885167 | Objective lens for optical pickup apparatus, objective lens unit for optical pickup apparatus and optical pickup apparatus using the same | Eiji Nomura | 2011-02-08 |