Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7990833 | Optical pickup device with diffraction patterns on object lens | Tae-youn Heor, Young-man Ahn | 2011-08-02 |
| 7969828 | Optical pickup actuator and optical recording and/or reproducing apparatus having the same | Seok-jung Kim, Moon-whan Lee, Do-hoan Nam, Jung-gug Pae | 2011-06-28 |
| 7898922 | Optical pickup apparatus | Jang-hoon Yoo, Ichiro Morishita, Do Hoon Nam, Ho Jin Yoon, Myoung Seok Kim | 2011-03-01 |
| 7885165 | Optical pick-up device | Jang-hoon Yoo, Hag-Hyeon Jang, Yong-han Yoon, Soo Jin Jung | 2011-02-08 |
| 7881168 | Optical pick-up apparatus for multi recording/reproducing | Bong-gi Kim, Tae-youn Heor, Seong Su Park, Chun-seong Park | 2011-02-01 |