Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6933236 | Method for forming pattern using argon fluoride photolithography | Sung-Kwon Lee, Sang-Ik Kim | 2005-08-23 |
| 6709986 | Method for manufacturing semiconductor memory device by using photoresist pattern exposed with ArF laser beam | Sung-Kwon Lee, Sang-Ik Kim, Min Seok Lee, Kuk-Han Yoon | 2004-03-23 |
| 6703314 | Method for fabricating semiconductor device | Sung-Kwon Lee, Sang-Ik Kim, Chang-Youn Hwang, Min-Suk Lee | 2004-03-09 |