Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11427683 | Preparation method of polyarylene sulfide | Jeongbin LEE, Joong Jin Han, Eunju Park | 2022-08-30 |
| 11220441 | Process for recovering amide compounds | Joong Jin Han, Hansol KIM | 2022-01-11 |