Issued Patents 2022
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11292165 | Method for selecting material of injection-molded article and method for manufacturing injection-molded article | Hyun Sup Lee, Soon Ho Sun, Yi Young Choi, Ki Soo Lee, Bog Ki Hong +2 more | 2022-04-05 |
| 11267180 | Extrusion die and extrusion method of sheet using the same | Chae Gyu Lee, Byeong-In Ahn, Kyung-Hwan Yoon, Chang Kwon Chung | 2022-03-08 |
| 11267933 | Method of preparing poly(ether ester) copolymer | Jeongnam KIM, Hyungmin Ahn, Dae Chul Kim, Sung Hyun Park, Jeongyong Lee | 2022-03-08 |
| 11214665 | Polymerization initiator composition, preparation method therefor, and method for preparing polymer using same | Jae Hoon Choe, Jong Young Choi, Dong Cheol Choe, Hyun Ju Kim, Hyeon Hui Kim +3 more | 2022-01-04 |