Issued Patents 2003
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657942 | Optical recording and reproducing apparatus having floating swing arm and optical disk for use therewith | Chul-woo Lee, Joong-eon Seo, Seung-tae Jung, Myong-do Ro, Dong-seob Jang +2 more | 2003-12-02 |
| 6639889 | Recording/reproducing apparatus including an optical pickup having an objective lens compatible with a plurality of optical disk formats | Jang-hoon Yoo, Chong-sam Chung, Chul-woo Lee | 2003-10-28 |
| 6619801 | Projection type image display apparatus realizing three-dimensional image | Chul-woo Lee, Dae-sik Kim, Seung-tae Jung | 2003-09-16 |
| 6621787 | Optical storage medium having protective layer thicker than wavelength of useable light source | Chul-woo Lee, Dong-Ho Shin, Joong-eon Seo, Seung-tae Jung, Byeong-Ho Park +3 more | 2003-09-16 |
| 6590853 | Swing arm driving type optical recording/reproducing apparatus | Yong-hoon Lee, Chul-woo Lee, Chong-sam Chung | 2003-07-08 |
| 6547398 | Projection-type image display apparatus and method | Seung-tae Jung, Jang-hoon Yoo, Chul-woo Lee | 2003-04-15 |
| 6510126 | Optical disc having textured structure, and a method of manufacturing the optical disc | Byung-Il Cho, Chul-woo Lee, Seung-tae Jung, Cheol-Seung Yeon | 2003-01-21 |