Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181152 | Cone clutch for vehicle | Jong Yun Park, Sung Wha Hong, Seong Eun Yun | 2021-11-23 |
| 10975918 | Cone clutch for vehicle | Jong Yun Park, Sung Wha Hong, Seong Eun Yun | 2021-04-13 |