Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11024922 | Cap assembly comprising guide member for preventing escape of safety vent | Sang Gu Ji, Sang Uck Kim, Myung An Lee, Geun Young Park, Yong Han Kim +1 more | 2021-06-01 |
| 10971781 | Secondary battery | Sang Gu Ji, Myung An Lee, Sang Uck Kim, Geun Young Park, Yong Han Kim +1 more | 2021-04-06 |