Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7907839 | Image photographing device including diaphragm | Kyung-sik Shin, Jeen Gi KIM | 2011-03-15 |
| 7464389 | Optical pickup actuator with a magnetic driver having focus, track and tilt coils | Byung-youn Song | 2008-12-09 |
| 7324412 | Actuator using focusing-substrate | Jang Young Im, Jeen-Gie Kim, Goo Hong, Young Bok YOON | 2008-01-29 |
| 7210154 | Optical pickup actuator with a magnetic driver having focus, track and tilt coils | Byung-youn Song | 2007-04-24 |
| 7162727 | Optical pickup actuator with improved damping effect with end of suspension wire movably inserted into groove of wire holder | Byung-youn Song | 2007-01-09 |