Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10519628 | Control system for construction machinery and control method for construction machinery | Ki-Yong Kim, Hyeon Sik Ahn, Chang-mook Kim | 2019-12-31 |
| 10392779 | Method of controlling a main control valve of an excavator and apparatus for performing the same | Ki-Yong Kim, Hyeon Sik Ahn, Chang-mook Kim | 2019-08-27 |
| 10385544 | Method and device for controlling main control valve of construction machinery | Taek-Jin Lee, Ki-Yong Kim | 2019-08-20 |
| 10273660 | Hydraulic system of construction machinery and method of controlling hydraulic system | Seung-bum You | 2019-04-30 |