Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12140831 | Cover window for flexible display device and flexible display device | Jin Young Park, Yunah Yu, Yongjoon Heo, Yeongrae Chang | 2024-11-12 |
| 11518853 | Polyamide-imide resin film | Yunah Yu, Hyungsam Choi, Byungguk Kim, Youngsik Eom, Sungyeol Choi +1 more | 2022-12-06 |
| 11414520 | Polyamide-imide copolymer and polyamide-imide film comprising the same | Yunah Yu, Hyung Sam CHOI, Byung Guk Kim, Young Sik Eom, Sung Yeol CHOI +1 more | 2022-08-16 |
| 11377556 | Polyimide-based block copolymer and polyimide-based film comprising the same | Byung Guk Kim, Young Sik Eom, Sung Yeol CHOI, Sang Gon Kim, Jin Sook Ryu +2 more | 2022-07-05 |
| 11098160 | Polyimide-based block copolymers and polyimide-based film comprising the same | Sung Yeol CHOI, Byung Guk Kim, Sang Gon Kim, Hyung Sam CHOI | 2021-08-24 |
| 10800882 | Polyimide-based block copolymers and polyimide-based film comprising the same | Sang Gon Kim, Sung Yeol CHOI, Hyung Sam CHOI | 2020-10-13 |
| 10717819 | Polyimide-based block copolymer film | Byung Guk Kim, Young Sik Eom, Sung Yeol CHOI, Sang Gon Kim, Hyung Sam CHOI | 2020-07-21 |
| 10689489 | Polyimide-based block copolymer and polyimide-based film comprising the same | Sung Yeol CHOI, Byung Guk Kim, Sang Gon Kim, Hyung Sam CHOI | 2020-06-23 |
| 10428182 | Sulfide-based polymer, film comprising same and method for preparing same | Sanggon Kim, Hyungsam Choi | 2019-10-01 |