Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11534887 | Polishing pad and method for preparing semiconductor device using same | Jangwon Seo, Jong Wook YUN | 2022-12-27 |
| 11400559 | Polishing pad, process for preparing the same, and process for preparing a semiconductor device using the same | Jong Wook YUN, Sunghoon YUN, Jang Won SEO | 2022-08-02 |
| 11279825 | Composition for polishing pad, polishing pad and preparation method thereof | Hye Young HEO, Jang Won SEO, Jong Wook YUN | 2022-03-22 |