Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9807833 | Power apparatus for LED lighting | Dong Soo Lee, Seok Heon Yoon | 2017-10-31 |
| 9775221 | Lamp control apparatus | Sang Beom Kim, Dong Yeol Han | 2017-09-26 |
| 9699843 | Power supply device for LED light | Sang Beom Kim, Dong Yeol Han | 2017-07-04 |