Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12065529 | Purification method of solvent | Changhoe Heo, Seonghun Kim, Eun Jung Joo, Donghoon Kim | 2024-08-20 |
| 11512153 | Method of preparing aromatic vinyl compound-vinyl cyanide compound polymer and apparatus for preparing the same | Jeong A Hwang, Daeyoung Shin, Eun Jung Joo, Won Kyun Lee | 2022-11-29 |
| 11267906 | Method of preparing aromatic vinyl compound-vinyl cyanide compound polymer and apparatus for preparing the same | Daeyoung Shin, Jeong A Hwang, Eun Jung Joo, Won Kyun Lee | 2022-03-08 |