Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11235455 | Master and slave of robot tool changing system | — | 2022-02-01 |
| 10533465 | Variable valve lift actuator of engine | Wan Jae Jeon, Soo Hyun HWANG, Jong Wung Park, Jun-min Park, Chan Wung Park | 2020-01-14 |
| 10450903 | Variable valve lift actuator of engine | Wan Jae Jeon, Soo Hyun HWANG, Jong Wung Park, Jun-min Park, Chan Wung Park | 2019-10-22 |
| 5199560 | Key case with retractable keys | Jae Won Hyun | 1993-04-06 |