Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11821877 | Apparatus and method for impact test | Sang Won Lim, Sang Yoon Park, Yong-beom Lee, Chi Hoon Choi, Jeong Kyun Kim | 2023-11-21 |
| 10422371 | Hybrid propeller shaft for vehicle | Sung Su Yoo, Chi Hoon Choi, Sang Yoon Park, Dong-Jun Lee, Jeong Min Cho | 2019-09-24 |