Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10670794 | Illuminating device | Hyun Duck Yang, Jin-Hee Kim, Chul Hong Kim, Gwang Ho Park | 2020-06-02 |
| 10228504 | Illuminating device | Hyun Duck Yang, Jin-Hee Kim, Chul Hong Kim, Gwang Ho Park | 2019-03-12 |
| 9541696 | Illuminating device | Hyun Duck Yang, Jin-Hee Kim, Chul Hong Kim, Gwang Ho Park | 2017-01-10 |
| 9207393 | Lighting device | Hyun Duck Yang, Jin-Hee Kim, Chul Hong Kim, Gwang Ho Park | 2015-12-08 |
| 8960977 | Illuminating device | Hyun Duck Yang, Gwang Ho Park, Chul Hong Kim, Jin-Hee Kim | 2015-02-24 |