Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11201224 | Semiconductor device including gate structure and separation structure | Sekoo Kang, Keunhee Bai, Dongseok Lee | 2021-12-14 |
| 11031392 | Integrated circuit device having a work function control layer with a step portion located on an element isolation layer | Sekoo Kang, Sungwoo Myung, Keunhee Bai | 2021-06-08 |