Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11133392 | Semiconductor device | Hyoseok CHOI, Hwichan Jun, Yoonhae Kim, Chulsung KIM, Heungsik PARK | 2021-09-28 |
| 11063530 | Method for removing direct current component at output terminal of MMC converter | Jong Kyou JEONG, Jong-Yun Choi, Joo Yeon Lee, Yong Hee Park | 2021-07-13 |
| 10917002 | Capacitor discharge device inside sub module of MMC converter | Jae Hoon Oh, Ji Hoon Kim | 2021-02-09 |