Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12146092 | Etching composition, method for etching insulating film of semiconductor devices using the same and method for preparing semiconductor devices | Cheol Woo Kim, Kwang Kuk Lee, Jae Hoon Kwak, Jung Ha Shin, Jong Ho Lee +1 more | 2024-11-19 |
| 12116520 | Composition for etching, method for etching insulator and method for manufacturing semiconductor device, and novel compounds | Cheol Woo Kim, Min Kyung Seon, Yu Na Shim, Jae Hoon Kwak, Jong Ho Lee +1 more | 2024-10-15 |