Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12104030 | Chemically modified anion exchange membrane | Chang-Hyun Lee | 2024-10-01 |
| 11773228 | Chemically modified anion exchange membrane and method of preparing the same | Chang-Hyun Lee | 2023-10-03 |
| 11339257 | Method of preparing chemically modified anion exchange membrane | Chang-Hyun Lee | 2022-05-24 |
| 11053365 | Method of preparing ion-exchange membrane using chemical modification and ion-exchange membrane prepared thereby | Chang-Hyun Lee, Chang-Hoon Oh | 2021-07-06 |