Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12398263 | Graft copolymer and method for preparing same | Byeong Joon JEONG, Woo Seon Choi, Young Hyun Choi, Eung Seob Yeom | 2025-08-26 |
| 12390975 | Extruder | Byeong Joon JEONG, Woo Seon Choi, Young Hyun Choi, Eung Seob Yeom | 2025-08-19 |
| 12304111 | Extruder | Byeong Joon JEONG, Woo Seon Choi, Young Hyun Choi, Eung Seob Yeom | 2025-05-20 |
| 9902835 | Ester plasticizer composition | Mi Yeon Lee, Sung Shik Eom, Dong Hyun Ko, O Hak Kwon, Da Won Jung | 2018-02-27 |
| 9796827 | Ester plasticizer composition | Mi Yeon Lee, Sung Shik Eom, Dong Hyun Ko, O Hak Kwon, Da Won Jung | 2017-10-24 |
| 9505907 | Ester composition, method of preparing the same and resin composition including the same | Hyun Kyu Kim, Mi Yeon Lee, Dong Hyun Ko, Chil Eui Hong | 2016-11-29 |
| 9505908 | Plasticizer, plasticizer composition, heat-resistant resin composition and method for preparing the same | Mi Yeon Lee, Dong Hyun Ko, Hyun Kyu Kim, Da Won Jung | 2016-11-29 |
| 9062179 | Ester composition, method of preparing the same and resin composition including the same | Hyun Kyu Kim, Mi Yeon Lee, Dong Hyun Ko, Chil Eui Hong | 2015-06-23 |