Issued Patents 2003
Showing 1–9 of 9 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, Myong-do Ro, Kun-ho Cho, Dong-seob Jang +2 more | 2003-12-02 |
| 6650469 | Objective lens formed of a single lens and having high numerical aperture and an optical pickup apparatus adopting the same | Dae-sik Kim, Chul-woo Lee | 2003-11-18 |
| 6646976 | Optical pickup apparatus capable of reducing cross talk by adjacent tracks and a method therefor | Chong-sam Chung, Young-man Ahn, Tae Kyung Kim, Hea-jung Suh, Chul-woo Lee +2 more | 2003-11-11 |
| 6619801 | Projection type image display apparatus realizing three-dimensional image | Kun-ho Cho, Chul-woo Lee, Dae-sik Kim | 2003-09-16 |
| 6621787 | Optical storage medium having protective layer thicker than wavelength of useable light source | Chul-woo Lee, Kun-ho Cho, Dong-Ho Shin, Joong-eon Seo, Byeong-Ho Park +3 more | 2003-09-16 |
| 6583495 | Variable capacitor and memory device employing the same | Chul-woo Lee, Hee Wan Lee | 2003-06-24 |
| 6547398 | Projection-type image display apparatus and method | Kun-ho Cho, 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, Kun-ho Cho, Cheol-Seung Yeon | 2003-01-21 |
| 6509997 | Optical scanning apparatus | Jae-yong Eum | 2003-01-21 |