Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9829181 | Lighting device | Seung Hyuk Lee | 2017-11-28 |
| 9696007 | Lighting device with selectively controlled concentric light emitting modules | Kyung Il Kong | 2017-07-04 |
| 9638408 | Lighting device | Jong Chan Park, Kyung Il Kong | 2017-05-02 |