Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11332549 | Method for producing multimodal polyolefin using multistage continuous polymerization process | Seung Tack Yu, Jung-Nam Park, Young Shin Jo, Byung Keel Sohn, Sung Woo Kang | 2022-05-17 |
| 11180589 | Metallocene catalyst compound for production of polyolefin resin or method of preparing same | Seung Tack Yu, Yong Kim, Dong-Sik Park | 2021-11-23 |
| 10604604 | Multimodal polyolefin resin, and molded body manufactured therefrom | Seung Tack Yu, Byung Keel Sohn, Young Shin Jo, Ki Soon Park, Jin-Sook Oh +5 more | 2020-03-31 |
| 9975977 | Multimodal polyolefin resin having high melt strength and molded product prepared with the same | Yong Kim, Seung Tack Yu, Byung Keel Sohn, Young Shin Jo, Dong-Sik Park | 2018-05-22 |
| 9487607 | Catalyst composition for preparing multimodal polyolefin resin with remarkable moldability and mechanical properties, and polymerization method using same | Byung Keel Sohn, Seung Tack Yu, Sah-Mun Hong, Da Jung Kim, Yong Kim | 2016-11-08 |