Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6753126 | Polymer for chemically amplified resist and chemically amplified resist composition containing the same | Dongchul Seo, Jongbum Lee, Hyunpyo Jeon, Seongju Kim | 2004-06-22 |
| 6639036 | Acid-labile polymer and resist composition | Dongchul Seo, YoungTaek Lim, Hyunsang Joo, SeongDuk Cho, Seongju Kim | 2003-10-28 |