Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8738239 | Swing control system and method for construction machine using electric motor | Jong Min Kang, Ahn Kyun Jung, Ji-Yun Kim, Dong-Uk Choi, Jung Sun Jo +2 more | 2014-05-27 |
| 8606442 | Control system and method for hybrid construction machine | Jong Min Kang, Ahn Kyun Jung, Jae Hong Kim, Eui-Chul Kim, Jung Sun Jo +2 more | 2013-12-10 |
| 7934377 | Apparatus for easing impact on boom of excavator and method of controlling the same | Dong Soo Kim, Jae-Hoon Lee, Jae Hong Kim, Joong Seon Joh, Eun Tae Jeung | 2011-05-03 |