Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11180589 | Metallocene catalyst compound for production of polyolefin resin or method of preparing same | Seung Tack Yu, Dong-Sik Park, Yong Jae Jun | 2021-11-23 |
| 9975977 | Multimodal polyolefin resin having high melt strength and molded product prepared with the same | Seung Tack Yu, Byung Keel Sohn, Yong Jae Jun, 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, Yong Jae Jun, Da Jung Kim | 2016-11-08 |