Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12420240 | Composite membrane comprising highly permeable gutter layer and method for preparing same | Jong-Myeong Lee, Bong Jun CHANG, Chang In Kong, Jae-Hyeok Lee | 2025-09-23 |
| 11851559 | BCDA-based semi-alicyclic homo- or co-polyimide membrane materials for gas separation and the preparation method thereof | Jeong Hoon Kim, Bong Jun CHANG, Simon MoonGeun Jung, Chae Young Park, Hoon moh Seong | 2023-12-26 |
| 11684890 | Methane-selective mixed matrix membranes including nanoporous metal-organic framework materials to which a methane-selective functional group is introduced, the use thereof, and a method of preparing the same | Jeong Hoon Kim, Chang In Kong, Yang No Yun, Bong Jun CHANG, Bo Ryoung PARK +2 more | 2023-06-27 |
| 11628535 | Polishing pad, method for manufacturing polishing pad, and polishing method applying polishing pad | Jaein Ahn, Jang Won SEO, Jong Wook YUN, Sunghoon YUN, Hye Young HEO | 2023-04-18 |
| 11534888 | Polishing pad with improved fluidity of slurry and process for preparing same | Sunghoon YUN, Jang Won SEO, Hye Young HEO, Jong Wook YUN, Jaein Ahn | 2022-12-27 |
| 10561991 | Homogeneous anion-exchange composite membrane having excellent chemical resistance and method for producing the same | Jeong Hoon Kim, Bong Jun CHANG | 2020-02-18 |
| 10543463 | Homogeneous cation-exchange composite membrane having excellent chemical resistance and method for producing the same | Jeong Hoon Kim, Bong Jun CHANG | 2020-01-28 |
| 10518383 | Porous polyurethane polishing pad and process for preparing a semiconductor device by using the same | Jaein Ahn, Jang Won SEO, Sunghoon YUN, Myung-Ok Kyun | 2019-12-31 |
| 10513007 | Porous polyurethane polishing pad and process for preparing a semiconductor device by using the same | Jaein Ahn, Jang Won SEO, Sunghoon YUN, Myung-Ok Kyun | 2019-12-24 |
| 10434463 | Separation membrane for olefin separation and olefin separation method using the same | Jeong Hoon Kim, Bong Jun CHANG | 2019-10-08 |
| 9637611 | 3D covalent molecular network nanocapsule and preparing method thereof | Ji Woong Park, Ji Yoon Jeong | 2017-05-02 |
| 9216389 | Porous polymer membrane with covalent network structure and production method thereof | Ji Woong Park, Jae Sung Bae | 2015-12-22 |
| 8815967 | Porous polyurea material and methods for preparing the same | Ji Woong Park, Jae Sung Bae | 2014-08-26 |