| Patent | Date |
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Semiconductor Device
App 20210408300 - YANG; Moon Seung ; et al. | 2021-12-30 |
Semiconductor device
Grant 11,133,421 - Yang , et al. September 28, 2 | 2021-09-28 |
Semiconductor Device
App 20210217860 - HA; Ryong ; et al. | 2021-07-15 |
Semiconductor Device
App 20200395489 - YANG; Moon Seung ; et al. | 2020-12-17 |
Semiconductor device having a fin structure and a manufacturing method thereof
Grant 10,790,361 - Kim , et al. September 29, 2 | 2020-09-29 |
Semiconductor Device Having A Fin Structure And A Manufacturing Method Thereof
App 20190259840 - Kim; Dong-woo ; et al. | 2019-08-22 |
Semiconductor device having a fin structure and a manufacturing method thereof
Grant 10,304,932 - Kim , et al. | 2019-05-28 |
Semiconductor Device Having A Fin Structure And A Manufacturing Method Thereof
App 20190006469 - Kim; Dong-woo ; et al. | 2019-01-03 |
Self-gettering differential pump
Grant 9,416,778 - Oh , et al. August 16, 2 | 2016-08-16 |
Method of producing aromatic hydrocarbons and olefin from hydrocarbonaceous oils comprising large amounts of polycyclic aromatic compounds
Grant 9,376,353 - Kim , et al. June 28, 2 | 2016-06-28 |
Hydrocracking catalyst for preparing valuable light aromatic hydrocarbons from polycyclic aromatic hydrocarbons
Grant 9,283,553 - Kim , et al. March 15, 2 | 2016-03-15 |
Process for 1,3-butadiene separation from a crude C4 stream with acetylene converter
Grant 9,062,262 - Lee , et al. June 23, 2 | 2015-06-23 |
Catalyst for catalytic cracking of hydrocarbon, which is used in production of light olefin and production method thereof
Grant 9,056,308 - Choo , et al. June 16, 2 | 2015-06-16 |
Method for producing high-added-value aromatic products and olefinic products from an aromatic-compound-containing oil fraction
Grant 8,975,462 - Kim , et al. March 10, 2 | 2015-03-10 |
Method of producing valuable aromatics and olefins from hydrocarbonaceous oils derived from coal or wood
Grant 8,962,901 - Kim , et al. February 24, 2 | 2015-02-24 |
Method for producing valuable aromatics and light paraffins from hydrocarbonaceous oils derived from oil, coal or wood
Grant 8,962,900 - Kim , et al. February 24, 2 | 2015-02-24 |
Process for the preparation of clean fuel and aromatics from hydrocarbon mixtures catalytic cracked on fluid bed
Grant 8,933,283 - Kim , et al. January 13, 2 | 2015-01-13 |
Method Of Producing Aromatic Hydrocarbons And Olefin From Hydrocarbonaceous Oils Comprising Large Amounts Of Polycyclic Aromatic Compounds
App 20140275671 - Kim; Cheol Joong ; et al. | 2014-09-18 |
Catalyst For Catalytic Cracking Of Hydrocarbon, Which Is Used In Production Of Light Olefin And Production Method Therof
App 20140213431 - CHOO; DAE HYUN ; et al. | 2014-07-31 |
Method Of Producing Aromatic Hydrocarbons From Byproducts Of Aromatic Carboxylic Acid And/or Aromatic Carboxylic Acid Alkylester Preparation Processes
App 20140179967 - Lee; Sang Il ; et al. | 2014-06-26 |
Mixed manganese ferrite catalysts, method of preparing thereof and method of preparing 1,3-butadiene using thereof
Grant 8,674,156 - Chung , et al. March 18, 2 | 2014-03-18 |
Catalyst for catalytic cracking of hydrocarbon, which is used in production of light olefin and production method thereof
Grant 8,673,802 - Choo , et al. March 18, 2 | 2014-03-18 |
The Method For Producing Valuable Aromatics And Light Paraffins From Hydrocarbonaceous Oils Derived From Oil, Coal Or Wood
App 20130267744 - Kim; Hong Chan ; et al. | 2013-10-10 |
Method For Producing High-added-value Aromatic Products And Olefinic Products From An Aromatic-compound-containing Oil Fraction
App 20130253242 - Kim; Hong Chan ; et al. | 2013-09-26 |
Zinc ferrite catalysts, method of preparing thereof and method of preparing 1,3-butadiene using thereof
Grant 8,513,479 - Chung , et al. August 20, 2 | 2013-08-20 |
Hydrocracking Catalyst For Preparing Valuable Light Aromatic Hydrocarbons From Polycyclic Aromatic Hydrocarbons
App 20130210611 - Kim; Do Woan ; et al. | 2013-08-15 |
Method Of Producing Valuable Aromatics And Olefins From Hydrocarbonaceous Oils Derived From Coal Or Wood
App 20130178673 - Kim; Hong Chan ; et al. | 2013-07-11 |
Self-gettering Differential Pump
App 20130087095 - Oh; Seongshik ; et al. | 2013-04-11 |
Method of preparing multicomponent bismuth molybdate catalysts comprising four metal components and method of preparing 1,3-butadiene using said catalysts
Grant 8,410,328 - Chung , et al. April 2, 2 | 2013-04-02 |
Method of preparing multicomponent bismuth molybdate catalysts with controlling pH and a method of preparing 1,3-butadiene using thereof
Grant 8,367,885 - Chung , et al. February 5, 2 | 2013-02-05 |
Catalytic cracking process using fast fluidization for the production of light olefins from hydrocarbon feedstock
Grant 8,293,961 - Choi , et al. October 23, 2 | 2012-10-23 |
Method of producing 1,3-butadiene from N-butene using continuous-flow dual-bed reactor
Grant 8,222,472 - Chung , et al. July 17, 2 | 2012-07-17 |
Process For The Preparation Of Clean Fuel And Aromatics From Hydrocarbon Mixtures Catalytic Cracked On Fluid Bed
App 20110288354 - Kim; Cheol Joong ; et al. | 2011-11-24 |
Process for increasing production of light olefins from hydrocarbon feedstock in catalytic cracking
Grant 7,939,702 - Choi , et al. May 10, 2 | 2011-05-10 |
Method Of Producing 1,3-butadiene From N-butene Using Continuous-flow Dual-bed Reactor
App 20110004041 - Chung; Young Min ; et al. | 2011-01-06 |
Mixed Manganese Ferrite Catalysts, Method Of Preparing Thereof And Method Of Preparing 1,3-butadiene Using Thereof
App 20100280300 - Chung; Young Min ; et al. | 2010-11-04 |
Method Of Preparing Multicomponent Bismuth Molybdate Catalysts Comprising Four Metal Components And Method Of Preparing 1,3-butadiene Using Said Catalysts
App 20100249482 - Chung; Young Min ; et al. | 2010-09-30 |
Process For 1,3-butadiene Separation From A Crude C4 Stream With Acetylene Converter
App 20100137664 - Lee; Hee Du ; et al. | 2010-06-03 |
Method Of Preparing Multicomponent Bismuth Molybrdate Catalysts With Controlling Ph And A Method Of Preparing 1,3-butadiene Using Thereof
App 20100125161 - Chung; Young Min ; et al. | 2010-05-20 |
Process for production of light olefins from hydrocarbon feedstock
Grant 7,718,840 - Choi , et al. May 18, 2 | 2010-05-18 |
Zinc Ferrite Catalysts, Method Of Preparing Thereof And Method Of Preparing 1,3-butadiene Using Thereof
App 20100121123 - Chung; Young Min ; et al. | 2010-05-13 |
Hydrothermally stable microporous molecular sieve catalyst and preparation method thereof
Grant 7,488,700 - Choi , et al. February 10, 2 | 2009-02-10 |
Catalytic Cracking Process Using Fast Fluidization for the Production of Light Olefins from Hydrocarbon Feedstock
App 20090012339 - Choi; Sun ; et al. | 2009-01-08 |
Process for increasing production of benzene from hydrocarbon mixture
Grant 7,304,195 - Choi , et al. December 4, 2 | 2007-12-04 |
Process for increasing production of light olefin hydrocarbon from hydrocarbon feedstock
Grant 7,301,063 - Choi , et al. November 27, 2 | 2007-11-27 |
Process of preparing aromatic hydrocarbons and liquefied petroleum gas from hydrocarbon mixture
Grant 7,297,831 - Lee , et al. November 20, 2 | 2007-11-20 |
Process Of Preparing Aromatic Hydrocarbons And Liquefied Petroleum Gas From Hydrocarbon Mixture
App 20070112237 - Lee; Jong Hyung ; et al. | 2007-05-17 |
Process For Increasing Production Of Light Olefins From Hydrocarbon Feedstock In Catalytic Cracking
App 20070083071 - Choi; Sun ; et al. | 2007-04-12 |
Hydrothermally Stable Microporous Molecular Sieve Catalyst And Preparation Method Thereof
App 20070082809 - Choi; Sun ; et al. | 2007-04-12 |
Process For Production Of Light Olefins From Hydrocarbon Feedstock
App 20070010699 - Choi; Sun ; et al. | 2007-01-11 |
Process for increasing production of light olefin hydrocarbon from hydrocarbon feedstock
App 20060287561 - Choi; Sun ; et al. | 2006-12-21 |
Process for increasing production of benzene from hydrocarbon mixture
App 20060287564 - Choi; Sun ; et al. | 2006-12-21 |
Process for producing aromatic hydrocarbon compounds and liquefied petroleum gas from hydrocarbon feedstock
Grant 6,635,792 - Choi , et al. October 21, 2 | 2003-10-21 |
Process for producing aromatic hydrocarbon compounds and liquefied petroleum gas from hydrocarbon feedstock
App 20020092797 - Choi, Sun ; et al. | 2002-07-18 |
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