Issued Patents All Time
Showing 25 most recent of 141 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12384860 | Hybrid supported metallocene catalyst and process for preparing polyethylene copolymer using the same | Poeun Kim, Seungmi Lee, Hyun Jee Kwon, Yongwoo Kwon | 2025-08-12 |
| 12318766 | Method for preparing cocatalyst compound using anhydrous hydrocarbon solvent | Seok Pil Sa, Eun Ji Shin, Bun Yeoul Lee, Jun Won Baek, Hyun Ju Lee | 2025-06-03 |
| 12286505 | Method for producing metallocene-supported catalyst and metallocene-supported catalyst | Yong Woo Kwon, Seung Mi Lee, Jung Won Lee, Hyun Jee Kwon, Po Eun Kim +2 more | 2025-04-29 |
| 12187823 | Ligand compound, transition metal compound, and catalyst composition including the same | Seul Ki Im, Eun Ji Shin, Seok Pil Sa, Bun Yeoul Lee, Jun Won Baek +1 more | 2025-01-07 |
| 12146020 | Hybrid supported metallocene catalyst and process for preparing polyethylene copolymer using the same | Hyun Jee Kwon, Seungmi Lee, Jung Won Lee, Poeun Kim, Yongwoo Kwon | 2024-11-19 |
| 12122905 | Polyolefin-polystyrene multi-block copolymer and method for producing same | Hyun Mo Lee, Seok Pil Sa, Seul Ki Im, Ji Hyun Park, Yun Kon Kim +1 more | 2024-10-22 |
| 12116445 | Polyolefin-polystyrene multi-block copolymer and method for producing same | Ji Hyun Park, Dae Woong Lee, Sung Hyun Park, Seok Pil Sa, Seul Ki Im +4 more | 2024-10-15 |
| 11964870 | Method for preparing carbon nanotubes | Kyung Yeon Kang, Hyun-Joon Kang | 2024-04-23 |
| 11913923 | Method for evaluating properties of melt-blown plastic resin | Hyunsup Lee, Seok Hwan Kim, Heekwang Park, Sangjin Jeon, Myunghan Lee | 2024-02-27 |
| 11913935 | Method for evaluating properties of polypropylene resin, method for preparing polypropylene non-woven fabric, and polypropylene non-woven fabric | Hyunsup Lee, Seong Min Chae, Kyung Seop Noh, Heekwang Park, Sangjin Jeon +1 more | 2024-02-27 |
| 11867600 | Assessment method for injection molding property of plastic form | Hyunsup Lee, Sung Hyun Park, Soon Ho Sun, Yi Young Choi, Myung Han Lee | 2024-01-09 |
| 11840596 | Catalyst composition and method for preparing polyolefin using the same | Seungmi Lee, Hyun Jee Kwon, Poeun Kim, Yongwoo Kwon | 2023-12-12 |
| 11795183 | Transition metal compound, catalyst composition including the same and method for preparing polymer using same | Young Shil Do, A Rim Kim, Yun Jin Lee, Choong Hoon Lee, Seung Hwan Jung | 2023-10-24 |
| 11795321 | Method for producing block copolymer composition | Seok Pil Sa, Eun Ji Shin, Yoon Ki Hong, Hyun Mo Lee, Bun Yeoul Lee | 2023-10-24 |
| 11767377 | Metallocene-supported catalyst and method of preparing polyolefin using the same | Eun Young Shin, Heon Yong Kwon, Se Young Kim, Hyun Jee Kwon, Dae Sik Hong +1 more | 2023-09-26 |
| 11746168 | Olefin polymer and preparation method thereof | Oh Joo Kwon, Sol Cho, Seung Ki Park, Heon Yong Kwon, Dae Sik Hong +3 more | 2023-09-05 |
| 11535741 | Block copolymer composition | Yoon Ki Hong, Seok Pil Sa, Hyun Mo Lee, Eun Ji Shin, Bun Yeoul Lee | 2022-12-27 |
| 11511994 | Carbon nanotubes, method of manufacturing same, and positive electrode for primary battery comprising same | Kyung Yeon Kang, Hyun-Joon Kang, Soon Ki Jeong | 2022-11-29 |
| 11472949 | Ethylene/1-butene copolymer having excellent processability | Joongsoo Kim, Hyuck Ju Kwon, Yi Young Choi, Jongsang Park, Daesik Hong +2 more | 2022-10-18 |
| 11414541 | Block copolymer composition | Eun Ji Shin, Seok Pil Sa, Yoon Ki Hong, Bun Yeoul Lee | 2022-08-16 |
| 11312856 | Block copolymer composition | Hyun Mo Lee, Eun Ji Shin, Seok Pil Sa, Yoon Ki Hong, Bun Yeoul Lee | 2022-04-26 |
| 11292165 | Method for selecting material of injection-molded article and method for manufacturing injection-molded article | Hyun Sup Lee, Soon Ho Sun, Yi Young Choi, Bog Ki Hong, Sung Hyun Park +2 more | 2022-04-05 |
| 11225568 | Polyethylene copolymer and method for preparing same | Jongsang Park, Eun Kyoung Song, Daesik Hong, Ye Jin Lee, Joongsoo Kim +3 more | 2022-01-18 |
| 11091569 | Method for preparing supported hybrid metallocene catalyst | Hyun Jee Kwon, Seungmi Lee, Poeun Kim | 2021-08-17 |
| 11091571 | Hybrid supported catalyst | Sung Ho Park, Heon Yong Kwon, Hyun Jee Kwon, Jin Young Lee, Dae Sik Hong +2 more | 2021-08-17 |