Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6497987 | Photosensitive lithocholate derivative and chemically amplified photoresist composition containing the same | Hyun-Woo Kim, Sang-Gyun Woo | 2002-12-24 |
| 6472120 | Photosensitive polymer and chemically amplified photoresist composition containing the same | Dong-won Jung, Sang-jun Choi, Si-hyeung Lee | 2002-10-29 |