Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11759977 | Polypropylene resin pellet and method for preparing the same | Heekwang Park, Ha Na Park, Kyung Seop Noh, Hyunsup Lee, Seong Min Chae +3 more | 2023-09-19 |
| 11731123 | Method of preparing supported metallocene catalyst and method of preparing polypropylene using catalyst prepared thereby | Byung Seok Kim, Insun Lee, Seok Hwan Kim, Heekwang Park, Daesik Hong +1 more | 2023-08-22 |
| 11504706 | Method of preparing supported metallocene catalyst and method of preparing polypropylene using catalyst prepared thereby | Byung Seok Kim, Insun Lee, Seok Hwan Kim, Heekwang Park, Daesik Hong +1 more | 2022-11-22 |
| 11384183 | Hybrid supported metallocene catalyst and method for preparing olefin polymer using the same | Ye Jin Lee, Eun Kyoung Song, Daesik Hong, Joongsoo Kim, Eunyoung Shin +1 more | 2022-07-12 |
| 11370851 | Transition metal compound and method for preparing polypropylene using the same | Byung Seok Kim, Insun Lee, Seok Hwan Kim, Sangjin Jeon, Seyoung Kim | 2022-06-28 |
| D948869 | Bag fastener | — | 2022-04-19 |
| 11077434 | Method of preparing metallocene catalyst for polyolefin preparation | Hee Kwang Park, Byung Seok Kim, Jae Youp Cheong, Sang Jin Jeon | 2021-08-03 |
| 11072670 | Catalyst composition and method for preparing olefin polymer using same | Ye Jin Lee, Eun Kyoung Song, Daesik Hong, Byung Seok Kim, Eunyoung Shin +1 more | 2021-07-27 |
| 10815322 | Metallocene supported catalyst and method for preparing polypropylene using the same | Jong Woo Park, Byung Seok Kim, Sang Jin Jeon, Jae Youp Cheong, Hee Kwang Park | 2020-10-27 |
| 10280238 | Transition metal compound, catalyst composition comprising same, and method for producing olefin polymer using same | Byung Seok Kim, Hee Kwang Park, Kyung Seop Noh, Sang Eun An, In Sun Lee +2 more | 2019-05-07 |
| 9884926 | Metallocene catalyst for preparing a high molecular weight polyolefin and a preparation method thereof | Hee Kwang Park, Byung Seok Kim, Jae Youp Cheong, Kyung Seop Noh, Ra Yun Choi +2 more | 2018-02-06 |
| 9783557 | Metallocene catalyst for preparing a high molecular weight polyolefin and a preparation method thereof | Hee Kwang Park, Byung Seok Kim, Jae Youp Cheong, Kyung Seop Noh, Sang Eun An +2 more | 2017-10-10 |
| D749316 | Bag | — | 2016-02-16 |
| D746587 | Bag | — | 2016-01-05 |
| 6593363 | Diterpene derivatives and anti-inflammatory analgesic agents comprising the same | Young-Ger Suh, Young Hoon Choi, Young-Ho Kim, Hyoung Sup Park | 2003-07-15 |
| 6569978 | Anionic polymerization of functionalized styrene derivatives containing carbazole | Jae-Suk Lee, Young Sun CHO, Chi Sung IHN | 2003-05-27 |