Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12312442 | Method for separating organic zinc catalyst using filtering membrane | Sung-Kyoung Kim, Seung Young Park, Sang Cheol Shin | 2025-05-27 |
| 12139604 | Polyalkylene carbonate-based resin, and molded article produced therefrom | Won Hee WOO, Seung Young Park, Sung-Kyoung Kim, Sang Cheol Shin, Won Seok Kim | 2024-11-12 |
| 12076714 | Method for separating organozinc catalyst from polyalkylene carbonate polymerization solution | Seung Young Park, Sung-Kyoung Kim, Sang Cheol Shin, Won Seok Kim, Won Hee WOO | 2024-09-03 |
| 11976164 | Method of preparing organic zinc catalyst and method of preparing polyalkylene carbonate resin by using the organic zinc catalyst prepared thereby | Sung-Kyoung Kim, Seung Young Park, Sang Cheol Shin | 2024-05-07 |
| 9512173 | Method for separating and purifying protein from plants using cellulose and cellulose binding domain | Inhwan Hwang, Soo-hong Park, Yong Jik Lee, Eun Ju Sohn | 2016-12-06 |