Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11572263 | Tube opening and closing device and dispensing system including same | — | 2023-02-07 |
| 10138188 | Catalyst for producing methanol precursor, methanol precursor produced using the catalyst and methanol produced using the methanol precursor | Hyun Joo Lee, Hyunah Choo, Seungmi YEO, Tran Huyen Dang, Jieon Lee +2 more | 2018-11-27 |
| 10125344 | Apparatus and method for bioenergy production using regenerated acid solution | Young Soon Um, Hong Gon Kim, Byoung Sung Ahn, Chang-Soo Kim, Dong Jin Suh +1 more | 2018-11-13 |
| 9638404 | Portable flashlight with wireless switching function | — | 2017-05-02 |
| 9518035 | Method for preparing glycidol using glycerol and glycidol obtained thereby | Hyun Joo Lee, Byoung Sung Ahn, Ji Sik Choi, Hyejeong Lee, Hye Jin Lee | 2016-12-13 |
| 9475995 | GTL-FPSO system for conversion of stranded gas in stranded gas fields and associated gas in oil-gas fields, and process for production of synthetic fuel using the same | Dong Ju Moon, Yun Ju Lee, Jung Shik Kang, Moonju Park, Sojung Kim +1 more | 2016-10-25 |
| 9272959 | GTL-FPSO system for conversion of associated gas in oil fields and stranded gas in stranded gas fields, and process for production of synthetic fuel using the same | Dong Ju Moon, Yun Ju Lee, Jung Shik Kang, Moonju Park, Sojung Kim +1 more | 2016-03-01 |
| 9199890 | GTL-FPSO system for conversion of associated gas in oil fields and stranded gas in stranded gas fields, and process for production of synthetic fuel using the same | Dong Ju Moon, Yun Ju Lee, Jung Shik Kang, Moonju Park, Sojung Kim +1 more | 2015-12-01 |
| 9199950 | Method for producing glycidol by successive catalytic reactions | Hyun Joo Lee, Byoung Sung Ahn, Jungho Jae, Ji Sik Choi | 2015-12-01 |
| 8969600 | Method for producing glycidol | Hyun Joo Lee, Byoung Sung Ahn, Chang-Soo Kim, Ji Sik Choi | 2015-03-03 |
| 8894956 | Sulfur dioxide and/or sulfur dioxide hydrate absorbent | Hyun Joo Lee, Seung Rok Lim, Kean Im Lee, Chang-Soo Kim, Hoon Kim +1 more | 2014-11-25 |
| 8585990 | Micro-macro channel reactor | Dong Ju Moon, Hyoung Shick Yim, Jung Shik Kang, Moonju Park, Eun Mi Hur +2 more | 2013-11-19 |
| 7662915 | Peptides having protected amines of untargeted sites, methods for production thereof and of specifically conjugated PEG peptides using the same | Kang Choon Lee, Dong Hee Na, Yu Seok Youn | 2010-02-16 |
| 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, Byoung Sung Ahn | 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, Byoung Sung Ahn | 2009-06-16 |
| 7410717 | Solid oxide fuel cell(SOFC) for coproducing syngas and electricity by the internal reforming of carbon dioxide by hydrocarbons and electrochemical membrane reactor system | Dong Ju Moon, Jong Woo Ryu, Jong Min Park, Byung Gwon Lee | 2008-08-12 |
| 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, Byoung Sung Ahn | 2007-08-14 |
| 7083773 | Method for producing nitrogen trifluoride using jet-loop reactors | Young Soo Kwon, Hong Gon Kim, Jae Woo Lee, Jong Y. Hong, Hyung Sik LIM +1 more | 2006-08-01 |
| 6924402 | Simultaneous preparation of tetrafluoroethylene and hexafluoropropylene | Dong Ju Moon, Jung Jo Jung, Yong-Joon Lee, Byoung Sung Ahn | 2005-08-02 |
| 6776922 | Refrigerant composition comprising difluoromethane, 1,1,1-trifluoroethane and 1,1-difluoroethane | Byung Gwon Lee, Jong-Sung Lim, Chang-Nyeon Kim | 2004-08-17 |
| 6508950 | Refrigerant mixtures containing difluoromethane (HFC-32), pentafluoroethane (HFC-125) and 1,1,1,2-Tetrafluoroethane (HFC-134a) | Jong-Sung Lim, Byung Gwon Lee, Jae Duck Kim, Hoon Kim | 2003-01-21 |
| 6399536 | High performance catalyst systems for the synthesis of alkylenecarbonates | Hoon Kim, Byung Gwon Lee, Young Soo Kwon, Hyun Joo Lee | 2002-06-04 |
| 6277324 | Apparatus for manufacturing molten pig iron and reduced iron by utilizing a fluidized bed | Sang Hoon Joo, Myoung-Kyun Shin, Jun Hyuk Lee, Min Young Cho, Hang Goo Kim +1 more | 2001-08-21 |
| 6231780 | Refrigerant mixture substitute for chlorodifluoromethane | Byung Gwon Lee, Jong-Sung Lim, Kun You Park, Byoung Sung Ahn | 2001-05-15 |
| 6156909 | Preparation of alkylene carbonate using indium halides and mixtures of same with lead halides as catalyst | Hoon Kim, Jai Jun Kim, Kun You Park, Hong Gon Kim | 2000-12-05 |