Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6801492 | Solid immersion mirror type objective lens and optical pickup device adopting the same | Chul-woo Lee, Ki Won Lee, Dae-sik Kim | 2004-10-05 |
| 6798732 | Near-field optical storage medium and optical data storage system therefor | Chul-woo Lee, Kun-ho Cho, Dong-Ho Shin, Joong-eon Seo, Byeong-Ho Park +3 more | 2004-09-28 |