Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D937904 | Spring for pumping vessel | Chui Ki Kim, Dong Jin Lim | 2021-12-07 |
| D937905 | Spring for pumping vessel | Chul Ki Kim, Dong Jin Lim | 2021-12-07 |
| 10981310 | Method of manufacturing radar transparent cover for vehicles and radar transparent cover manufactured thereby | Ju Wan Han, Woo Jae Kwon, Sung-Ho Choi, Yong Suk Shin, Se-Wook Oh +1 more | 2021-04-20 |