Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9783066 | Power supply device for hybrid construction machinery, and method therefor | Kyeong Keun Kim | 2017-10-10 |
| 8742606 | Power converting device for hybrid | Cheol Gyu Park | 2014-06-03 |