Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181152 | Cone clutch for vehicle | Jong Yun Park, Sung Wha Hong, Dong Woo Gwak | 2021-11-23 |
| 11181173 | Powertrain for electric vehicle | Jong Yun Park, Hang Chul Cho, Sang Bum Baek, Byung Dae Choi, Joon Myung Lee +2 more | 2021-11-23 |
| 10975918 | Cone clutch for vehicle | Jong Yun Park, Sung Wha Hong, Dong Woo Gwak | 2021-04-13 |