Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11414520 | Polyamide-imide copolymer and polyamide-imide film comprising the same | Yunah Yu, Hyung Sam CHOI, Byung Guk Kim, Sung Yeol CHOI, Sang Gon Kim +1 more | 2022-08-16 |
| 11377556 | Polyimide-based block copolymer and polyimide-based film comprising the same | Duk Hun Jang, Byung Guk Kim, Sung Yeol CHOI, Sang Gon Kim, Jin Sook Ryu +2 more | 2022-07-05 |
| 10717819 | Polyimide-based block copolymer film | Duk Hun Jang, Byung Guk Kim, Sung Yeol CHOI, Sang Gon Kim, Hyung Sam CHOI | 2020-07-21 |