Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11325159 | Classifying and purifying apparatus of solid blowing agents and methods of classifying and purifying solid blowing agents | Sunghoon YUN, Jung Nam LEE, Jang Won SEO | 2022-05-10 |
| 11267098 | Leakage-proof polishing pad and process for preparing the same | Sunghoon YUN, Jang Won SEO, Jaein Ahn, Jong Wook YUN, Hye Young HEO | 2022-03-08 |