Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421334 | Hybrid supported metallocene catalyst and method of preparing polypropylene using the same | Sangeun An, Insun Lee, Seok Hwan Kim, Daesik Hong, Sanghoon Lee | 2025-09-23 |
| 12358938 | Transition metal compound and method of preparing polypropylene using the same | Insun Lee, Seok Hwan Kim, Donghyeon Gwon, Seyoung Kim | 2025-07-15 |
| 12134674 | Transition metal compound and catalyst composition comprising the same | Insun Lee, Seok Hwan Kim, Jung Won Lee, Donghyeon Gwon, Sangjin Jeon +2 more | 2024-11-05 |
| 12098158 | Transition metal compound, catalyst composition and method for preparing polypropylene using the same | Insun Lee, Seok Hwan Kim, Donghyeon Gwon, Sangjin Jeon, Seyoung Kim | 2024-09-24 |
| 12065560 | Propylene-ethylene random copolymer | Insun Lee, Seok Hwan Kim, Jung Won Lee, Donghyeon Gwon, Seyoung Kim +2 more | 2024-08-20 |
| 12030476 | Safe driving support system based on mobile IoT agent and method for processing thereof | Hee Sub Rho, Ki Hong Kim, Sung Kwuen Hong, Sang Il Im, Young Ki Park +2 more | 2024-07-09 |
| 11731123 | Method of preparing supported metallocene catalyst and method of preparing polypropylene using catalyst prepared thereby | Insun Lee, Seok Hwan Kim, Hye Kyung Lee, 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 | Insun Lee, Seok Hwan Kim, Hye Kyung Lee, Heekwang Park, Daesik Hong +1 more | 2022-11-22 |
| 11370851 | Transition metal compound and method for preparing polypropylene using the same | Insun Lee, Seok Hwan Kim, Hye Kyung Lee, Sangjin Jeon, Seyoung Kim | 2022-06-28 |
| 11111323 | Homopolypropylene resin for non-woven fabric and method for preparing the same | Hee Kwang Park, Kyung Seop Noh, Sang Jin Jeon, Seong Min Chae | 2021-09-07 |
| 11077434 | Method of preparing metallocene catalyst for polyolefin preparation | Hee Kwang Park, Hye Kyung Lee, Jae Youp Cheong, Sang Jin Jeon | 2021-08-03 |
| 11072670 | Catalyst composition and method for preparing olefin polymer using same | Ye Jin Lee, Hye Kyung Lee, Eun Kyoung Song, Daesik Hong, Eunyoung Shin +1 more | 2021-07-27 |
| 10815322 | Metallocene supported catalyst and method for preparing polypropylene using the same | Jong Woo Park, Hye Kyung Lee, 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 | Hee Kwang Park, Kyung Seop Noh, Sang Eun An, In Sun Lee, Hye Kyung Lee +2 more | 2019-05-07 |
| 9884926 | Metallocene catalyst for preparing a high molecular weight polyolefin and a preparation method thereof | Hee Kwang Park, Hye Kyung Lee, 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, Hye Kyung Lee, Jae Youp Cheong, Kyung Seop Noh, Sang Eun An +2 more | 2017-10-10 |
| 9771441 | Preparation method of a polypropylene and a polypropylene obtained therefrom | Ji Ho Choi, Churl-Young Park, Kyung Seop Noh, Won Hee Kim, Sang Jin Jeon +1 more | 2017-09-26 |
| 9587053 | Preparation method of a propylene-1-butene copolymer and a propylene-1-butene copolymer obtained therefrom | Kyung Seop Noh, Churl-Young Park, Won Hee Kim, Sang Jin Jeon, Ra Yun Choi +1 more | 2017-03-07 |
| 8785534 | Use of polyamides that are resistant to corrosion and stress cracking | Martin Klatt, Manoranjan Prusty, Axel Wilms, Anka Bernnat, Martin Baumert +3 more | 2014-07-22 |
| 8310434 | Apparatus and method for driving displays | Oliver Nachbaur, Erich Bayer, Ivan Shumkov | 2012-11-13 |
| 8003093 | B cell-based vaccine loaded with the ligand of natural killer T cell and antigen | Chang-Yuil Kang, Yeonseok Chung, Hyun-Jeong Ko, Yeon-jeong Kim, Sung-Youl Ko | 2011-08-23 |