Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8043974 | Semiconductor wet etchant and method of forming interconnection structure using the same | Jung-Dae Park, Young-Sub You, Hun-Jung Yi, Kun-Hyung Lee | 2011-10-25 |
| 7985297 | Method of cleaning a quartz part | Jung-Dae Park, Pil-Kwon Jun, Bo-yong Lee, Da-Hee Lee, Seung-Ki Chae | 2011-07-26 |
| 7943562 | Semiconductor substrate cleaning methods, and methods of manufacture using same | Da-Hee Lee, Jung-Dae Park, Hun-Jung Yi | 2011-05-17 |
| 7795198 | Composition for removing a polymeric contaminant and method of removing a polymeric contaminant using the same | Sang Mi Lee, Kwang-Shin Lim, Jung-Dae Park | 2010-09-14 |
| 7687448 | Composition for removing a photoresist, method of preparing the composition, method of removing a photoresist and method of manufacturing a semiconductor device using the composition | Jung-Dae Park, Pil-Kwon Jun, Myoung-Ok Han, Se-Yeon Kim, Kwang-Shin Lim +2 more | 2010-03-30 |
| 7608540 | Composition for removing a photoresist, method of preparing the composition, method of removing a photoresist and method of manufacturing a semiconductor device using the composition | Jung-Dae Park, Pil-Kwon Jun, Myoung-Ok Han, Se-Yeon Kim, Kwang-Shin Lim +2 more | 2009-10-27 |