Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7795198 | Composition for removing a polymeric contaminant and method of removing a polymeric contaminant using the same | Kwang-Shin Lim, Jung-Dae Park, Tae-Hyo Choi | 2010-09-14 |
| 7311857 | Etching composition, method of preparing the same, method of etching an oxide film, and method of manufacturing a semiconductor device | Yong-Kyun Ko, Sang-Mun Chon, In-Hoi Doh, Pil-Kwon Jun, Kwang-Shin Lim +1 more | 2007-12-25 |
| 7151058 | Etchant for etching nitride and method for removing a nitride layer using the same | — | 2006-12-19 |