| 9179048 |
Camera module |
Ju-Hyung Lee, Kyung-sik Shin, Jeen Gi KIM |
2015-11-03 |
| 7558179 |
Compatible optical pickup using light sources following a common optical path |
Jang-hoon Yoo, Chul-woo Lee |
2009-07-07 |
| 7417936 |
Optical pickup reducing noise and polarization changer |
Ki-bok Kim, No-Jun Kwak |
2008-08-26 |
| 7203148 |
Method and apparatus for identifying the type of optical recording medium |
Pyong-yong Seong, No-Jun Kwak, Chul-ho Jeon, Ki-bong Yun, Bong-hwoan Choi |
2007-04-10 |
| 7035191 |
Compatible optical pickup using light sources following a common optical path |
Jang-hoon Yoo, Chul-woo Lee |
2006-04-25 |
| 6507548 |
Optical pickup device |
Kun-soo Kim, Myong-soo Choi, Hyung-taek Oh, Jong-hwa Yu |
2003-01-14 |
| 6337841 |
Compatible optical pickup |
Kun-soo Kim, Myoung Soo Choi, Hyung-taek Oh, Jong-hwa Yu, Chul-woo Lee +3 more |
2002-01-08 |
| 5691971 |
Multiple recording layer focusing of a light spot with an addition of zoom lens |
— |
1997-11-25 |
