Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10335778 | Catalyst for producing gamma-valerolactone, method for preparing the same and method for manufacturing gamma-valerolactone using the same | Jungho Jae, Haryo Pandu Winoto, Jeong-Myeong HA, Hyun Joo Lee, Dong Jin Suh | 2019-07-02 |
| 10125344 | Apparatus and method for bioenergy production using regenerated acid solution | Young Soon Um, Hong Gon Kim, Sang Deuk Lee, Chang-Soo Kim, Dong Jin Suh +1 more | 2018-11-13 |
| 9573915 | Ionic liquids, the method for preparing the same and method for removing acetylenes from olefin mixtures using the ionic liquids | Hyun Joo Lee, Hoon Kim, Jin Hyung Kim, Gyeong Taek Gong | 2017-02-21 |
| 9518035 | Method for preparing glycidol using glycerol and glycidol obtained thereby | Hyun Joo Lee, Sang Deuk Lee, Ji Sik Choi, Hyejeong Lee, Hye Jin Lee | 2016-12-13 |
| 9242228 | Process for preparing nickel based catalysts for SCR of natural gas | Dong Ju Moon, Jae Sun JUNG, Eun Hyeok Yang, Sang Woo Kim, Jae-Suk Lee +4 more | 2016-01-26 |
| 9238216 | Carbon-based palladium catalyst obtained by using ionic liquid, method for preparing the same and hydrogenation of hydrofluorocarbon using the same | Chang-Soo Kim, Kyesang Yoo, Hyun Joo Lee, Jeong-Myeong HA, Hong Gon Kim | 2016-01-19 |
| 9199225 | Method for preparing metal fluoride catalysts and dehydrofluorination method using the same | Hilman Hutama, Jeong-Myeong HA, Chang-Soo Kim, Hong Gon Kim, Jae Wook CHOI +2 more | 2015-12-01 |
| 9199950 | Method for producing glycidol by successive catalytic reactions | Hyun Joo Lee, Sang Deuk Lee, Jungho Jae, Ji Sik Choi | 2015-12-01 |
| 8969600 | Method for producing glycidol | Hyun Joo Lee, Sang Deuk Lee, Chang-Soo Kim, Ji Sik Choi | 2015-03-03 |
| 8946113 | Iron-modified Ni-based perovskite-type catalyst, preparing method thereof, and producing method of synthesis gas from combined steam CO2 reforming of methane using the same | Dong Ju Moon, Eun Hyeok Yang, Jin Hee Lee, Hyun Jin Kim, Sang Woo Kim +1 more | 2015-02-03 |
| 8785711 | Ionic liquids, the method for preparing the same and method for removing acetylenes from olefin mixtures using the ionic liquids | Hyun Joo Lee, Hoon Kim, Jin Hyung Kim, Gyeong Taek Gong | 2014-07-22 |
| 8309740 | One-pot synthesis of fluorinated ionic liquids | Hyun Joo Lee, Dong Jin Suh, Hong Gon Kim, Chang-Soo Kim, Hoon Kim | 2012-11-13 |
| 8143470 | Method of purifying olefins using pyrrolidinium-based or piperidinium-based ionic liquids comprising copper (I) halide | Gyeong Taek Gong, Hoon Kim, Minserk Cheong, Jin Hyung Kim | 2012-03-27 |
| 8110716 | Method for the removal of acetylenes from olefins using ionic liquid-based solution | Hyun Joo Lee, Hoon Kim, Jin Hyung Kim, Jung-Min Lee | 2012-02-07 |
| 7749475 | Method for separation and recycle of pure sulfur dioxide from a gaseous mixture in is cycle with ionic liquids | Chang-Soo Kim, Gyeong Taek Gong, Kye Sang Yoo, Byung Gwon Lee, Kwang-Deog Jung +2 more | 2010-07-06 |
| 7560047 | Structured catalyst for POX reforming of gasoline for fuel-cell powered vehicles applications and a method of preparing the same | Dong Ju Moon, Jong Woo Ryu, Dong Min KANG, Byung Gwon Lee, Sang Deuk Lee | 2009-07-14 |
| 7547659 | Structured catalyst for POX reforming of gasoline for fuel-cell powered vehicles applications and a method of preparing the same | Dong Ju Moon, Jong Woo Ryu, Dong Min KANG, Byung Gwon Lee, Sang Deuk Lee | 2009-06-16 |
| 7256154 | Structured catalyst for POX reforming of gasoline for fuel-cell powered vehicles applications and a method of preparing the same | Dong Ju Moon, Jong Woo Ryu, Dong Min KANG, Byung Gwon Lee, Sang Deuk Lee | 2007-08-14 |
| 7083773 | Method for producing nitrogen trifluoride using jet-loop reactors | Young Soo Kwon, Hong Gon Kim, Sang Deuk Lee, Jae Woo Lee, Jong Y. Hong +1 more | 2006-08-01 |
| 6924402 | Simultaneous preparation of tetrafluoroethylene and hexafluoropropylene | Dong Ju Moon, Jung Jo Jung, Yong-Joon Lee, Sang Deuk Lee | 2005-08-02 |
| 6841087 | Refrigerant composition comprising difluoromethane, 1,1,1-trifluoroethane and 1,1,1,2-tetrafluoroethane | Byung Gwon Lee, Jong-Sung Lim, Kun You Park, Chang-Nyeon Kim | 2005-01-11 |
| 6710215 | Method of a simultaneous preparation of hexafluoropropylene and octafluorocyclobutane | Dong Ju Moon, Moon Jo Chung, Young Soo Kwon | 2004-03-23 |
| 6566567 | Catalyst and method for producing 1,1-difluoroethane | Jung Hwan Song, Dong Ju Moon, Kun You Park | 2003-05-20 |
| 6403848 | Preparation of hexafluoropropylene from the pyrolysis of trifluoromethane and tetrafluoroethylene | Dong Ju Moon, Hong Gon Kim, Moon Jo Chung, Young Soo Kwon | 2002-06-11 |
| 6306349 | Catalyst characterization apparatus | Dong Ju Moon, Kun You Park, Moon Jo Chung | 2001-10-23 |