Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10995269 | Etchant composition and method of fabricating integrated circuit device using the same | Jin Woo Lee, Hoon Han, Jung Hun Lim, Jin Uk Lee, Jae Wan Park | 2021-05-04 |
| 9530670 | Methods of forming conductive patterns and methods of manufacturing semiconductor devices using the same using an etchant composition that includes phosphoric acid, nitric acid, and an assistant oxidant | Hoon Han, Byoung-Moon Yoon, Young-Taek Hong, Jun-Youl Yang, Young-Ok Kim +5 more | 2016-12-27 |