Assignee
SK CORP
US·57 granted patents·14 pending applications·996 citations·filing 1996–2007
Top patents by PatentIndex Score
71 records- 0195US6140532AO-carbamoyl-phenylalaninol having substituent at benzene ring, its pharmaceutically useful salts and method for preparing the sameSK CORP·Filed 1996·Granted Oct 31, 2000·95 cites·2 claims
- 0292US6248230B1Method for manufacturing cleaner fuelsSK CORP·Filed 1999·Granted Jun 19, 2001·125 cites·22 claims
- 0392US6103759AHalogen substituted carbamate compounds from 2-phenyl-1, 2-ethanediolSK CORP·Filed 1999·Granted Aug 15, 2000·85 cites·12 claims
- 0490US6635792B2Process for producing aromatic hydrocarbon compounds and liquefied petroleum gas from hydrocarbon feedstockSK CORP·Filed 2001·Granted Oct 21, 2003·66 cites·17 claims
- 0590US6627211B1Transnasal anticonvulsive compositions and modulated processSK CORP·Filed 2000·Granted Sep 30, 2003·43 cites·10 claims
- 0689US7860645B2System and method for providing telematics serviceSK CORP·Filed 2005·Granted Dec 28, 2010·53 cites·17 claims
- 0788US6867340B2Disproportionation/transalkylation of aromatic hydrocarbonsSK CORP·Filed 2002·Granted Mar 15, 2005·40 cites·14 claims
- 0887US7301063B2Process for increasing production of light olefin hydrocarbon from hydrocarbon feedstockSK CORP·Filed 2005·Granted Nov 27, 2007·23 cites·16 claims
- 0986US7297831B2Process of preparing aromatic hydrocarbons and liquefied petroleum gas from hydrocarbon mixtureSK CORP·Filed 2006·Granted Nov 20, 2007·18 cites·16 claims
- 1085US7132112B2Transnasal anticonvulsive compositions and modulated processSK CORP·Filed 2003·Granted Nov 7, 2006·23 cites·3 claims
- 1183US6602818B2Method for preparing a catalyst for selective catalytic reduction of nitrogen oxidesSK CORP·Filed 2001·Granted Aug 5, 2003·37 cites·14 claims
- 1280US6485578B1Chemical cleaning process for removing foulingSK CORP·Filed 2000·Granted Nov 26, 2002·30 cites·6 claims
- 1379US6803340B2Catalyst for removing dioxin and preparation method thereofSK CORP·Filed 2001·Granted Oct 12, 2004·19 cites·15 claims
- 1479US6162644AMethod for controlling and optimizing xylene isomer separation and isomerization process using near infrared analyzer system and apparatus for carrying out sameSK CORP·Filed 1999·Granted Dec 19, 2000·51 cites·9 claims
- 1578US7304195B2Process for increasing production of benzene from hydrocarbon mixtureSK CORP·Filed 2005·Granted Dec 4, 2007·11 cites·6 claims
- 1675US7589042B2Arylphenoxy catalyst system for producing ethylene homopolymer or copolymers of ethylene and α-olefinsSK CORP·Filed 2007·Granted Sep 15, 2009·3 cites·21 claims
- 1775US6171566B1Selective catalytic reduction for the removal of nitrogen oxides and catalyst body thereofSK CORP·Filed 1997·Granted Jan 9, 2001·44 cites·3 claims
- 1873US6187109B1Cleaning composition for removing fouling and a method for using the sameSK CORP·Filed 2000·Granted Feb 13, 2001·13 cites·7 claims
- 1973US6079358AApparatus for forming thin filmSK CORP·Filed 1998·Granted Jun 27, 2000·32 cites·19 claims
- 2070US6991914B2Silent marker for an oil product and associated detection methodSK CORP·Filed 2001·Granted Jan 31, 2006·7 cites·21 claims
- 2166US5990322AAlpha-tocopherol cyclopropylates, the new vitamin E derivatives and method for producing the sameSK CORP·Filed 1999·Granted Nov 23, 1999·17 cites·11 claims
- 2265US7078537B2Phenylalkyl diamine and amide analogsSK CORP·Filed 2002·Granted Jul 18, 2006·2 cites·15 claims
- 2364US6852361B2Method of on-line coating of a film on the inner walls of the reaction tubes in a hydrocarbon pyrolysis reactorSK CORP·Filed 2002·Granted Feb 8, 2005·6 cites·10 claims
- 2463US6946020B2Hydrogen purification moduleSK CORP·Filed 2002·Granted Sep 20, 2005·11 cites·6 claims
- 2563US6673231B2Method for removing sludge in crude oil tank and recovering oil therefromSK CORP·Filed 2001·Granted Jan 6, 2004·11 cites·10 claims
- 2663US6514563B1Method of on-line coating film on the inner walls of the reaction tubes in a hydrocarbon pyrolysis reactorSK CORP·Filed 2000·Granted Feb 4, 2003·6 cites·12 claims
- 2762US6896709B1Miniature fuel reformer and system using metal thin filmSK CORP·Filed 1999·Granted May 24, 2005·38 cites·7 claims
- 2862US6770659B2Benzoyl piperidine compoundsSK CORP·Filed 2002·Granted Aug 3, 2004·3 cites·39 claims
- 2962US6509504B1Method for the production of serinolSK CORP·Filed 2000·Granted Jan 21, 2003·4 cites·12 claims
- 3060US7189289B2Cleaning agent and method for cleaning heater tubesSK CORP·Filed 2003·Granted Mar 13, 2007·3 cites·9 claims
- 3160US6673740B2Method for preparing a catalyst for reduction of nitrogen oxidesSK CORP·Filed 2001·Granted Jan 6, 2004·5 cites·11 claims
- 3257US6127412AHalogen substituted carbamate compounds from 2-phenyl-1,2-ethanediolSK CORP·Filed 1999·Granted Oct 3, 2000·8 cites·17 claims
- 3356US7361328B2Method of preparing ZSM-5 using variable temperature without organic templateSK CORP·Filed 2003·Granted Apr 22, 2008·6 cites·20 claims
- 3455US6790344B1Liquid-phase adsorption process for removing and concentrating heteroatom compounds in hydrocarbonsSK CORP·Filed 2000·Granted Sep 14, 2004·8 cites·5 claims
- 3555US6429319B1Continuous process for the production of optically pure (S)-beta-hydroxy-gamma-butyrolactoneSK CORP·Filed 2001·Granted Aug 6, 2002·1 cites·13 claims
- 3655US2005065193A1Carbamates of 2-heterocyclic-1,2-ethanediolsSK CORP·Filed 2004·Application pending·0 cites
- 3754US7214793B2Method of preparing 10H-dibenzo[b,f][11,4]thiazepin-11-oneSK CORP·Filed 2003·Granted May 8, 2007·1 cites·13 claims
- 3854US2007166611A1High power lithium unit cell and high power lithium battery pack having the sameSK CORP·Filed 2005·Application pending·0 cites
- 3952US7332531B2Microporous high density polyethylene filmSK CORP·Filed 2004·Granted Feb 19, 2008·1 cites·3 claims
- 4052US6841569B2Carbamates of 2-heterocyclic-1,2-ethanediolsSK CORP·Filed 2002·Granted Jan 11, 2005·0 cites·14 claims
- 4152US2006058548A1Process of preparing O-carbamoyl compounds in the presence of active amine groupSK CORP·Filed 2005·Application pending·0 cites
- 4251US2007004586A1Arylphenoxy catalyst system for producing ethylene homopolymer or copolymers of ethylene and alpha-olefinsSK CORP·Filed 2005·Application pending·0 cites
- 4349US6380174B1Slime-removing composition for paper manufacture and method of controlling slime using the sameSK CORP·Filed 2000·Granted Apr 30, 2002·4 cites·7 claims
- 4448US6800585B2Catalyst for selective catalytic reduction of nitrogen oxides and a method for preparing the sameSK CORP·Filed 2001·Granted Oct 5, 2004·3 cites·7 claims
- 4548US6441200B1Method for preparing DL-α-tocopherol with a high yield and high puritySK CORP·Filed 2000·Granted Aug 27, 2002·1 cites·15 claims
- 4648US5955471ATetrahydroisoquinolinealkanol derivatives and pharmaceutical compositions containing sameSK CORP·Filed 1998·Granted Sep 21, 1999·3 cites·49 claims
- 4747US6222051B1Alpha-tocopherol 4-aminobenzoic acid ester compounds and method for preparing the sameSK CORP·Filed 1998·Granted Apr 24, 2001·9 cites·8 claims
- 4846US6395947B1Method for preparing diarylethaneSK CORP·Filed 1999·Granted May 28, 2002·3 cites·7 claims
- 4946US2006121314A1Electroluminescent polymer having 9-fluoren-2-yl-9-aryl-2,7-fluorenyl unit and electroluminescent device manufactured using the sameSK CORP·Filed 2005·Application pending·0 cites
- 5045US6147266AMethod for producing acetylene alcohol compounds using continuous processSK CORP·Filed 1998·Granted Nov 14, 2000·5 cites·11 claims
Showing the top 50 of 71 patent records by PatentIndex Score.
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