Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8031575 | Optical pickup device and recording/reproducing device | Kimihiro Saito | 2011-10-04 |
| 8018827 | Solid immersion lens and focusing lens, optical pickup device, and data recording/reproducing apparatus using the same | Sunmin KIM, Tsutomu Ishimoto, Takao Kondo | 2011-09-13 |
| 7940606 | Signal detecting device and signal detecting method | Naoto Kojima, Koji Sekiguchi, Osamu Kawakubo, Kazuhiko Fujiie | 2011-05-10 |