Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12350628 | Method for quantifying amine compound constituting separator active layer prior to preparation of separator active layer, method for quantifying polyamide or unreacted amine compound in separator active layer, and method for setting preparation conditions of separator active layer or establishment standards for preparation conditions of separator active layer | Bo Ri Lee, Kyeonghee Jang | 2025-07-08 |
| 11241659 | Method for manufacturing gas separation membrane and gas separation membrane manufactured thereby | Byoungsoo Lee, Sora Bang, Chong Kyu Shin, Hyungbae Gil | 2022-02-08 |
| 11034808 | Polymer, method for manufacturing same, and electrolyte membrane comprising same | Hyungsam Choi, Byungguk Kim, Youngsik Eom, Chong Kyu Shin | 2021-06-15 |
| 10479864 | Method for manufacturing polyamide-based water-treatment separator having excellent permeation flux characteristics and water-treatment separator manufactured by same | Byungho Jeon, Hyuin Ryu, Chong Kyu Shin | 2019-11-19 |
| 9833751 | Polyamide water-treatment separation membrane having superior oxidation resistance and chlorine resistance properties, and method of manufacturing the same | Young-Hoon Ko, Jae Hong Kim, Chong Kyu Shin | 2017-12-05 |
| 9450223 | Lithium secondary battery | Duck-Chul Hwang, Yong-beom Lee, Jeong-Ki Ha | 2016-09-20 |
| 9437896 | Method of preparing lithium secondary battery | Duck-Chul Hwang, Yong-beom Lee, Jeong-Ki Ha | 2016-09-06 |