Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11091625 | Thermoplastic resin composition of copolymers and method of preparing the same | Chun Ho Park, Yong Yeon Hwang, Bong Keun Ahn, Min Jung Kim, Yong Hee AN +3 more | 2021-08-17 |
| 11034778 | Method of preparing graft copolymer | Wang Rae Joe, Bong Keun Ahn, Min Jung Kim, Yong Yeon Hwang | 2021-06-15 |