Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11114598 | Lamp using semiconductor light-emitting elements | Kyungho Lee, Hooyoung SONG | 2021-09-07 |
| 10914445 | Vehicle lamp using semiconductor light emitting device | Sechul Park, Mingu Kang, Hooyoung SONG | 2021-02-09 |