Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9780771 | Gate driving circuit including constant current sources, and switching apparatus and power supply apparatus having the same | Sang Hyun Cha, Deuk Hee Park, Joong Ho Choi, Je Hyeon YU, Hyeon Seon Yu +1 more | 2017-10-03 |
| 9755502 | Start-up circuit and power device using the same | Sang Hyun Cha, Soo Hyun Moon, Hye Jin Lee, Joong Ho Choi, Ji Hwan Kim +1 more | 2017-09-05 |