Issued Patents 2023
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11780057 | Polishing pad and method for producing same | Joonsung Ryou, Tae-Kyoung Kwon, Jang Won SEO | 2023-10-10 |
| 11772236 | Porous polishing pad and process for producing the same all fees | Hye Young HEO, Jang Won SEO, Jong Wook YUN, Jaein Ahn | 2023-10-03 |
| 11766759 | Porous polyurethane polishing pad and process for producing the same | Hye Young HEO, Jang Won SEO, Jong Wook YUN, Jaein Ahn | 2023-09-26 |
| 11628535 | Polishing pad, method for manufacturing polishing pad, and polishing method applying polishing pad | Jaein Ahn, Jang Won SEO, Jong Wook YUN, Hye Young HEO, Su Young Moon | 2023-04-18 |
| 11571783 | Polishing pad having excellent airtightness | Jang Won SEO, Jaein Ahn, Jong Wook YUN, Hye Young HEO | 2023-02-07 |