Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11795550 | Etching composition, a method of etching a metal barrier layer and a metal layer using the same, and method of manufacturing semiconductor device using the same | Mihyun PARK, Jinwoo Lee, Keonyoung Kim, Hyosan Lee, Hoon Han +2 more | 2023-10-24 |
| 11437246 | Etchant compositions and methods of manufacturing integrated circuit devices using the same | Youngchan Kim, Youngtak KIM, Hoon Han, Geunjoo Baek, Chisung Ihn +1 more | 2022-09-06 |
| 11028488 | Etching composition, a method of etching a metal barrier layer and a metal layer using the same, and method of manufacturing semiconductor device using the same | Mihyun PARK, Jinwoo Lee, Keonyoung Kim, Hyosan Lee, Hoon Han +2 more | 2021-06-08 |
| 9580794 | Preparing method of vertically grown nanostructures of C60 and conjugated molecule | Hee Cheul Choi | 2017-02-28 |