Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9822872 | Hydraulic control system for automatic transmission of vehicle | Sung Hoon Park, Joo Hang Lee | 2017-11-21 |
| 9791030 | Circuit for controlling hydraulic pressure of torque converter | Joohang Lee, Sunghoon Park | 2017-10-17 |
| 9494231 | Hydraulic pressure supply system of automatic transmission | Sehwan Jo | 2016-11-15 |
| 8899394 | Hydraulic control apparatus for hydraulic torque converter | Joo Hang Lee | 2014-12-02 |
| 8813927 | Hydraulic pressure control system for torque converter | — | 2014-08-26 |
| 8528712 | Auto transmission hydraulic pressure control apparatus | Joohang Lee, Hyukjun Lee, Jongsool Park | 2013-09-10 |