Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12398263 | Graft copolymer and method for preparing same | Gyu Il Lee, Woo Seon Choi, Young Hyun Choi, Eung Seob Yeom | 2025-08-26 |
| 12390975 | Extruder | Gyu Il Lee, Woo Seon Choi, Young Hyun Choi, Eung Seob Yeom | 2025-08-19 |
| 12304111 | Extruder | Gyu Il Lee, Woo Seon Choi, Young Hyun Choi, Eung Seob Yeom | 2025-05-20 |