Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10362650 | Driving circuit and lighting apparatus for light emitting diode | Sung Ho Jin, Sang Wook Han, Young Do Jong | 2019-07-23 |
| 10356865 | Driving circuit and lighting apparatus for light emitting diode | Sung Ho Jin, Sang Wook Han, Young Do Jong | 2019-07-16 |
| 10051702 | Driving circuit and lighting apparatus for light emitting diode | Sung Ho Jin, Sang Wook Han, Young Do Jong | 2018-08-14 |
| 9603212 | AC-driven LED lighting apparatus with multi-cell LED | Jae Young Choi, Jong Kook Lee | 2017-03-21 |