Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10995268 | Etching composition effective to selectively wet etch a silicon nitride film | Sok Ho Lee, Jung Hwan Song, Seong-Sik Jeon, Byeoung Tak Kim, Ah Hyeon Lim +1 more | 2021-05-04 |
| 10957670 | Package-on-package and package connection system comprising the same | Hyung Joon Kim, Seok Hwan Kim, Jung Ho Shim | 2021-03-23 |
| 10689572 | Etchant composition with high selectivity to silicon nitride | Sok Ho Lee, Jung Hwan Song, Seong-Sik Jeon, Byeoung Tak Kim, Na Ra Han +8 more | 2020-06-23 |