Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10962833 | Planar lighting device | Yongjin Kim, Chilkeun Park, Sangcheon Kim, Mangeun Kim | 2021-03-30 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10962833 | Planar lighting device | Yongjin Kim, Chilkeun Park, Sangcheon Kim, Mangeun Kim | 2021-03-30 |