Issued Patents 2002
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6480222 | Semiconductor laser and flying optical pickup for recording/reproducing using the same | Chul-woo Lee, Jang-hoon Yoo | 2002-11-12 |
| 6449229 | Optical pickup assembly with adjustable inclination | Seok-jung Kim, Byung-ryul Ryoo, Yong-Ki Son, Yong Jae Lee, Tae Kyung Kim +1 more | 2002-09-10 |
| 6449237 | Optical recording and pickup head for digital versatile disc compatible with read-writable compact disc by adopting flat plate lens having staircase type diffraction grating structure | Jang-hoon Yoo, Chul-woo Lee, Kun-ho Cho | 2002-09-10 |
| 6449241 | Optical disk | Jung-wan Ko, In-sik Park | 2002-09-10 |
| 6400658 | DVD-RAM disk reproduction apparatus for reducing errors during detection of identification data | Chang-jin Yang, Seong-sin Joo, Soo-yul Jung, Jung-Eon Seo, Yong Jae Lee +2 more | 2002-06-04 |
| 6381207 | Optical pickup movable to control beam shift and field angle in an optical disk drive | Byung-ryul Ryoo, Seok-jung Kim, Yong-Ki Son, Tae Kyung Kim, Yong Jae Lee +1 more | 2002-04-30 |
| 6337841 | Compatible optical pickup | Kun-soo Kim, Jong-ryull Kim, Myoung Soo Choi, Hyung-taek Oh, Jong-hwa Yu +3 more | 2002-01-08 |