Inventor · disambiguated record
Sang Deuk Lee
Also filed as: LEE SANG D · LEE SANG-DEUK
32 granted patents·6 pending applications·381 citations·filing 1985–2017
97Inventor score
Top patents by PatentIndex Score
38 records- 0191US7410717B2Solid oxide fuel cell(SOFC) for coproducing syngas and electricity by the internal reforming of carbon dioxide by hydrocarbons and electrochemical membrane reactor systemKOREA INST SCI & TECH·Filed 2004·Granted Aug 12, 2008·38 cites·5 claims
- 0290US7256154B2Structured catalyst for POX reforming of gasoline for fuel-cell powered vehicles applications and a method of preparing the sameKOREA INST SCI & TECH·Filed 2004·Granted Aug 14, 2007·28 cites·4 claims
- 0387US6508950B1Refrigerant mixtures containing difluoromethane (HFC-32), pentafluoroethane (HFC-125) and 1,1,1,2-Tetrafluoroethane (HFC-134a)KOREA INST SCI & TECH·Filed 2000·Granted Jan 21, 2003·42 cites·10 claims
- 0480US7547659B2Structured catalyst for POX reforming of gasoline for fuel-cell powered vehicles applications and a method of preparing the sameKOREA INST SCI & TECH·Filed 2006·Granted Jun 16, 2009·4 cites·5 claims
- 0578US8585990B2Micro-macro channel reactorMOON DONG JU·Filed 2011·Granted Nov 19, 2013·5 cites·24 claims
- 0676US6156909APreparation of alkylene carbonate using indium halides and mixtures of same with lead halides as catalystKOREA INST SCI & TECH·Filed 2000·Granted Dec 5, 2000·8 cites·14 claims
- 0773US9638404B2Portable flashlight with wireless switching functionLEE SANG DEUK·Filed 2013·Granted May 2, 2017·5 cites·1 claims
- 0873US6025387AGastroprotective flavone/flavanone compounds with therapeutic effect on inflammatory bowel diseaseDONG A PHARM CO LTD·Filed 1997·Granted Feb 15, 2000·39 cites·9 claims
- 0973US5723700AMethod for concurrently producing 1,1,1,2-tetrafluoroethane and pentafluoroethaneKOREA INST SCI & TECH·Filed 1996·Granted Mar 3, 1998·14 cites·2 claims
- 1070US9272959B2GTL-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 sameKOREA INST SCI & TECH·Filed 2013·Granted Mar 1, 2016·1 cites·10 claims
- 1170US4622742ADisposable safety straight razorLEE SANG D·Filed 1985·Granted Nov 18, 1986·36 cites·20 claims
- 1269US6277324B1Apparatus for manufacturing molten pig iron and reduced iron by utilizing a fluidized bedPO HANG IRON & STEEL·Filed 1998·Granted Aug 21, 2001·24 cites·8 claims
- 1369US5962721AMethod for preparation of carbamatesKOREA INST SCI & TECH·Filed 1998·Granted Oct 5, 1999·11 cites·8 claims
- 1468US9199890B2GTL-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 sameMOON DONG JU·Filed 2010·Granted Dec 1, 2015·1 cites·10 claims
- 1568US6399536B2High performance catalyst systems for the synthesis of alkylenecarbonatesKOREA INST SCI & TECH·Filed 2001·Granted Jun 4, 2002·8 cites·10 claims
- 1668US5723702AMethod for removing moisture from chlorodifluoro-methaneKOREA INST SCI & TECH·Filed 1996·Granted Mar 3, 1998·11 cites·9 claims
- 1767US11572263B2Tube opening and closing device and dispensing system including sameBIOINFRA CO LTD·Filed 2017·Granted Feb 7, 2023·1 cites·13 claims
- 1867US7083773B2Method for producing nitrogen trifluoride using jet-loop reactorsKOREA INST SCI & TECH·Filed 2003·Granted Aug 1, 2006·10 cites·10 claims
- 1961US6924402B2Simultaneous preparation of tetrafluoroethylene and hexafluoropropyleneKOREA INST SCI & TECH·Filed 2003·Granted Aug 2, 2005·3 cites·6 claims
- 2060US5019045AHypodermic syringe with a locking needle assembly and syringe combinationLEE SANG D·Filed 1989·Granted May 28, 1991·85 cites·19 claims
- 2160US2009061078A1Solid oxide fuel cell(SOFC) for coproducing syngas and electricity by the internal reforming of carbon dioxide by hydrocarbons and electrochemical membrane reactor systemKOREA INST SCI & TECH·Filed 2008·Application pending·0 cites
- 2259US7560047B2Structured catalyst for POX reforming of gasoline for fuel-cell powered vehicles applications and a method of preparing the sameKOREA INST SCI & TECH·Filed 2008·Granted Jul 14, 2009·0 cites·6 claims
- 2358US9199950B2Method for producing glycidol by successive catalytic reactionsKOREA INST SCI & TECH·Filed 2014·Granted Dec 1, 2015·0 cites·20 claims
- 2455US2013267615A1Process for production of dimethyl ether at a dme-fpso system for conversion of associated gas in oil fields and stranded gas in stranded gas fieldsKOREA INST SCI & TECH·Filed 2013·Application pending·0 cites
- 2551US8894956B2Sulfur dioxide and/or sulfur dioxide hydrate absorbentKOREA INST SCI & TECH·Filed 2013·Granted Nov 25, 2014·0 cites·8 claims
- 2650US8969600B2Method for producing glycidolKOREA INST SCI & TECH·Filed 2013·Granted Mar 3, 2015·0 cites·9 claims
- 2750US6776922B2Refrigerant composition comprising difluoromethane, 1,1,1-trifluoroethane and 1,1-difluoroethaneKOREA INST SCI & TECH·Filed 2002·Granted Aug 17, 2004·2 cites·5 claims
- 2850US2013109888A1Dme-fpso system for conversion of associated gas in oil fields and stranded gas in stranded gas fields, and process for production of dimethyl ether using the sameMOON DONG JU·Filed 2011·Application pending·0 cites
- 2948US6127575AProcess for preparing n,n'-disubstituted urea using selenium-based catalystKOREA INST SCI & TECH·Filed 1999·Granted Oct 3, 2000·3 cites·11 claims
- 3048US2008260628A1Ni-based catalyst for tri-reforming of methane and its catalysis application for the production of syngasKOREA INST SCI & TECH·Filed 2007·Application pending·0 cites
- 3147US9518035B2Method for preparing glycidol using glycerol and glycidol obtained therebyKOREA INST SCI & TECH·Filed 2016·Granted Dec 13, 2016·0 cites·10 claims
- 3245US10125344B2Apparatus and method for bioenergy production using regenerated acid solutionKOREA INST SCI & TECH·Filed 2015·Granted Nov 13, 2018·0 cites·17 claims
- 3345US2005238574A1High performance water gas shift catalyst and a method of preparing the sameKOREA INST SCI & TECH·Filed 2004·Application pending·0 cites
- 3444US7662915B2Peptides having protected amines of untargeted sites, methods for production thereof and of specifically conjugated PEG peptides using the samePEGSPHERE CO LTD·Filed 2003·Granted Feb 16, 2010·0 cites·7 claims
- 3544US2008193853A1Lithium Salts of Pyrroldinium Type Zwitterion and the Preparation Method of the SameKOREA INST SCI & TECH·Filed 2005·Application pending·0 cites
- 3642US9475995B2GTL-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 sameKOREA INST SCI & TECH·Filed 2016·Granted Oct 25, 2016·0 cites·10 claims
- 3739US10138188B2Catalyst for producing methanol precursor, methanol precursor produced using the catalyst and methanol produced using the methanol precursorKOREA INST SCI & TECH·Filed 2017·Granted Nov 27, 2018·0 cites·4 claims
- 3834US6231780B1Refrigerant mixture substitute for chlorodifluoromethaneKOREA INST SCI & TECH·Filed 1999·Granted May 15, 2001·2 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →