Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9696007 | Lighting device with selectively controlled concentric light emitting modules | Byeong Guk Min | 2017-07-04 |
| 9638408 | Lighting device | Jong Chan Park, Byeong Guk Min | 2017-05-02 |