Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10821418 | Super absorbent polymer | Dae Woo Nam, Chang Sun Han, Hyemin Lee, Hyung Ki Yoon | 2020-11-03 |
| 9700873 | Method for preparing super absorbent polymer and super absorbent polymer prepared therefrom | Yong Hun Lee, Tae Bin Ahn, Chang Sun Han | 2017-07-11 |
| 9701796 | Preparation method of superabsorbent polymer | Chang Sun Han, Chul Hee Ryu, Mi Young Kim, Tae Bin Ahn | 2017-07-11 |