Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10152069 | System and method for controlling a voltage unbalance in a low-voltage direct current distribution system | Chul Hwan Kim, Gi Hyeon Gwon, Tack Hyun Jung, Yun Sik Oh, Doo Ung Kim +1 more | 2018-12-11 |
| 7041238 | Conductive polymer having positive temperature coefficient, method of controlling positive temperature coefficient property of the same and electrical device using the same | Do-yun Kim, Jong Ho Lee, Soo-An Choi, Chang-Mo Ko | 2006-05-09 |