Issued Patents All Time
Showing 25 most recent of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12304976 | Polyethylene and chlorinated polyethylene thereof | Cheolhwan Jeong, Si Jung Lee, Bog Ki Hong, Sunghyun Park, Sun Mi Kim | 2025-05-20 |
| 12173142 | Polyethylene having high degree of crosslinking and crosslinked polyethylene pipe comprising the same | Sol Cho, Hyunsup Lee, Sun Mi Kim, Myunghan Lee, Yeonsoo Kim | 2024-12-24 |
| 12122903 | Crosslinked polyethylene pipe having excellent physical properties | Hyunsup Lee, Sol Cho, Yeonsoo Kim, Myunghan Lee | 2024-10-22 |
| 12065514 | Polyethylene having high pressure resistance and crosslinked polyethylene pipe comprising the same | Sol Cho, Hyunsup Lee, Sun Mi Kim, Myunghan Lee, Yeonsoo Kim | 2024-08-20 |
| 12006378 | Polyethylene and its chlorinated polyethylene | Cheolhwan Jeong, Si Jung Lee, Sun Mi Kim, Ue Ryung Seo, Bog Ki Hong | 2024-06-11 |
| 11905345 | Polyethylene and chlorinated polyethylene thereof | Si Jung Lee, Sun Mi Kim, Cheolhwan Jeong, Bog Ki Hong, Sunghyun Park | 2024-02-20 |
| 11867600 | Assessment method for injection molding property of plastic form | Hyunsup Lee, Sung Hyun Park, Soon Ho Sun, Ki Soo Lee, Myung Han Lee | 2024-01-09 |
| 11834528 | Polyethylene and chlorinated polyethylene thereof | Si Jung Lee, Bog Ki Hong, Sunghyun Park, Sun Mi Kim, Cheolhwan Jeong +1 more | 2023-12-05 |
| 11702488 | Polyethylene and chlorinated polyethylene thereof | Sunghyun Park, Si Jung Lee, Bog Ki Hong, Myunghan Lee | 2023-07-18 |
| 11643483 | Polyethylene and chlorinated polyethylene thereof | Si Jung Lee, Bog Ki Hong, Sunghyun Park, Sun Mi Kim, Cheolhwan Jeong +1 more | 2023-05-09 |
| 11560441 | Method for preparing polyolefin using supported hybrid metallocene catalyst | Bog Ki Hong, Jin Young Park, Si Jung Lee, Soung Hun Yoo, Sunghyun Park +2 more | 2023-01-24 |
| 11472949 | Ethylene/1-butene copolymer having excellent processability | Joongsoo Kim, Hyuck Ju Kwon, Ki Soo Lee, Jongsang Park, Daesik Hong +2 more | 2022-10-18 |
| 11401406 | Polyethylene resin composition | Jisoo Song, Chang Hwan Jang, Hyojoon Lee, Sun Mi Kim | 2022-08-02 |
| 11292165 | Method for selecting material of injection-molded article and method for manufacturing injection-molded article | Hyun Sup Lee, Soon Ho Sun, Ki Soo Lee, Bog Ki Hong, Sung Hyun Park +2 more | 2022-04-05 |
| 11214669 | Polyolefin resin composition and stretch film using the same | Daehwan Kim, Hyunsup Lee, Soon Ho Sun, Jong Young Bae | 2022-01-04 |
| 11118040 | Polyethylene resin film | Sol Cho, Chang Hwan Jang, Seyoung Kim, Sung Min Lee, Seul Ki Im +2 more | 2021-09-14 |
| 11091568 | Hybrid supported metallocene catalyst and polyolefin preparation method using same | Eun Kyoung Song, Hyuck Ju Kwon, Bog Ki Hong, Kyung Jin Cho, Joong Soo Kim +1 more | 2021-08-17 |
| 10870712 | Method for preparing polyolefin | Eun Kyoung Song, Yong Ho Lee, Kyung Jin Cho, Ki Soo Lee, Heon Yong Kwon +1 more | 2020-12-22 |
| 10858465 | Ethylene/alpha-olefin copolymer | Jeong Kyu Lee, Pum Suk Park, In Young Song, Sung Joon Oh, Soon Ho Sun | 2020-12-08 |
| 10815324 | Ethylene/alpha-olefin copolymer having excellent environmental stress crack resistance | Soon Ho Sun, Yo Han Bae, Hyeong Il Lee, Bog Ki Hong, Sung Min Lee +2 more | 2020-10-27 |
| 10793651 | Polyethylene resin having excellent impact strength | Bog Ki Hong, Kyung Jin Cho, Chang Woan Han, Soon Ho Sun, Sun Mi Kim +1 more | 2020-10-06 |
| 10774163 | Ethylene/1-hexene copolymer having excellent processability and mechanical properties | Sung Min Lee, Bog Ki Hong, Soon Ho Sun, Sun Mi Kim, Jin Young Park +1 more | 2020-09-15 |
| 10774160 | Supported hybrid catalyst system for ethylene slurry polymerization and method for preparing ethylene polymer with the catalyst system | Ye Jin Lee, Ki Soo Lee, Se Young Kim, Sung Min Lee, Chang Woan Han +1 more | 2020-09-15 |
| 10766988 | Ethylene/alpha-olefin copolymer having excellent processibility | Soon Ho Sun, Ki Soo Lee, Bog Ki Hong, Sung Hyun Park, Myung Han Lee +3 more | 2020-09-08 |
| 10704997 | Method for evaluating properties of plastic resin product | Bog Ki Hong, Sung Hyun Park, Hyun Sup Lee, Myung Han Lee, Soon Ho Sun | 2020-07-07 |