Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9493927 | Method and apparatus for controlling swing body of construction equipment | Seung Jin Yoo, Sung Woo Cho | 2016-11-15 |
| 8742606 | Power converting device for hybrid | Choon Tack Kim | 2014-06-03 |