Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12152201 | Method of converting hydrocarbon using PST-32 and PST-2 zeolite catalysts | Suk Bong Hong, Hwajun Lee, Jiho Shin, Yong Ki Park | 2024-11-26 |
| 11679376 | Catalyst for preparing light olefin, preparation method therefor, and method for preparing light olefin by using same | Yong Ki Park, Yu Jin Lee | 2023-06-20 |
| 11590480 | Molecular sieve and its preparation method | Yan Wang, Zhaoqiang Li, Zhiyong Ding, Rongrong Fan, Cheng Zhang +5 more | 2023-02-28 |
| 11542171 | Method for preparing ZSM-5 zeolite | Yong Ki Park, Chang Hwan Kim, Yu Jin Lee | 2023-01-03 |
| 11279885 | Catalyst regenerator | Sungkwon JO, Seongil Choi, Donghyun CHO, Dae Hoon Lee, Kwan-Tae Kim +2 more | 2022-03-22 |
| 10226757 | Method for surface-modifying metal silicide, and method and apparatus for preparing trichlorosilane using surface-modified metal silicide | Won Choon Choi, Yong Ki Park, Woo-Hyung Lee, Hwi Min Seo, Joo Hee Han +3 more | 2019-03-12 |
| 10131850 | Naphtha and methanol mixed catalytic cracking reaction process | Yong Ki Park, Won Choon Choi, Dae Jin Kim, Hwi Min Seo, Sunyoung Park +2 more | 2018-11-20 |
| 9694312 | Carbon dioxide capture apparatus | Yong Ki Park, Won Choon Choi, Hwi Min Seo | 2017-07-04 |
| 9604851 | Method for producing high silica zeolite using recovered silica filtrate, and high silica zeolite produced according to said method | Yong Ki Park, Won Choon Choi, Hwi Min Seo, Chul Wee Lee | 2017-03-28 |
| 9321039 | Catalyst for decomposition of perfluorinated compound containing halogen acid gas, and preparation method thereof | Won Choon Choi, Yong Ki Park, Min-Whee Cho, Song-Jong Cho, Sung Ho Cho +2 more | 2016-04-26 |
| 9056308 | Catalyst for catalytic cracking of hydrocarbon, which is used in production of light olefin and production method thereof | Dae Hyun Choo, Hong Chan Kim, Suk Joon Kim, Ji Min Kim, Tae Jin Kim +9 more | 2015-06-16 |
| 8894753 | Carbon dioxide capture systems | Yong Ki Park, Won Choon Choi | 2014-11-25 |
| 8840864 | Method of preparing ZSM-5 zeolite using nanocrystalline ZSM-5 seeds | Sun Choi, Deuk Soo Park, Suk Joon Kim, Dae Hyun Choo, Yong Ki Park +4 more | 2014-09-23 |
| 8673802 | Catalyst for catalytic cracking of hydrocarbon, which is used in production of light olefin and production method thereof | Dae Hyun Choo, Hong Chan Kim, Suk Joon Kim, Ji Min Kim, Tae Jin Kim +9 more | 2014-03-18 |
| 8369234 | Method and mobile terminal for searching home network | Yong Min Ha, In-Shik Kang, Sang Jae Bae, Jung Min Yoon, Won Ki Ha | 2013-02-05 |
| 8337100 | Dome security camera | Kyung Hun Jung | 2012-12-25 |
| D651068 | Bracket for security camera | — | 2011-12-27 |
| 7963707 | Dome type security camera structure with reinforced waterproofing function | Kyung Hun Jung | 2011-06-21 |
| 7718840 | Process for production of light olefins from hydrocarbon feedstock | Sun Choi, Yong Seung Kim, Deuk Soo Park, Suk Joon Kim, Il Mo Yang +5 more | 2010-05-18 |
| 7488700 | Hydrothermally stable microporous molecular sieve catalyst and preparation method thereof | Sun Choi, Yong Seung Kim, Deuk Soo Park, Suk Joon Kim, Il Mo Yang +5 more | 2009-02-10 |