Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9287132 | Multi-selective polishing slurry composition and a semiconductor element production method using the same | Jea Gun Park, Un-gyu Paik, Jin Hyung Park, Hao Cui, Jong-Young Cho +2 more | 2016-03-15 |
| 9163314 | CMP slurry composition for tungsten | Jea Gun Park, Jin Hyung Park, Jae-Hyung Lim, Jong-Young Cho, Ho Choi | 2015-10-20 |