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, Sook Lee | 2002-12-24 |
| 6485895 | Methods for forming line patterns in semiconductor substrates | Sang-jun Choi, Yool Kang, Joo-tae Moon, Jeong-hee Chung | 2002-11-26 |