Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10753567 | Car lamp using semiconductor light emitting device | Sungwhan Lee | 2020-08-25 |
| 10612744 | Vehicle lamp using semiconductor light emitting device | Sungwhan Lee, Kyungho Lee | 2020-04-07 |