Inventor · disambiguated record
Sung-Cheol Yoon
Also filed as: LIM JAE GON · YOON SUNG-CHEOL
54 granted patents·12 pending applications·297 citations·filing 2000–2019
98Inventor score
Files withLG CHEMICAL LTD33YOON SUNG-CHEOL9UNIV NORTHWESTERN5SAMSUNG ATOFINA CO LTD4KOREA RES INST CHEMICAL TECH3
Top patents by PatentIndex Score
66 records- 0194US7524542B2Negative C-plate type optical anisotropic film comprising poly cycloolefin and method for preparing the sameLG CHEMICAL LTD·Filed 2003·Granted Apr 28, 2009·75 cites·20 claims
- 0294US7160965B2Cyclopentadienyl-containing low-valent early transition metal olefin polymerization catalystsUNIV NORTHWESTERN·Filed 2005·Granted Jan 9, 2007·15 cites·20 claims
- 0391US6670299B1Cyclopentadienyl-containing low-valent early transition metal olefin polymerization catalystsUNIV NORTHWESTERN·Filed 2000·Granted Dec 30, 2003·32 cites·24 claims
- 0490US6544922B1Cyclopentadienyl-containing low-valent early transition metal olefin polymerization catalystsUNIV NORTHWESTERN·Filed 2002·Granted Apr 8, 2003·24 cites·20 claims
- 0588US7947803B2Apparatus and method for recovering polymerLG CHEMICAL LTD·Filed 2007·Granted May 24, 2011·7 cites·19 claims
- 0687US7786231B2Method for polymerizing cycloolefin polymer containing polar functional groups and electronic devices employing the polymerized cycloolefinsLG CHEMICAL LTD·Filed 2008·Granted Aug 31, 2010·6 cites·3 claims
- 0787US6747112B2Cyclopentadienyl-containing low-valent early transition metal olefin polymerization catalystsUNIV NORTHWESTERN·Filed 2002·Granted Jun 8, 2004·17 cites·3 claims
- 0885US7989570B2Catalyst system for preparing cyclic olefin addition polymer, cyclic olefin addition polymer prepared by using the catalyst system and method for preparing the sameLG CHEMICAL LTD·Filed 2007·Granted Aug 2, 2011·6 cites·12 claims
- 0985US7119158B2Cyclopentadienyl-containing low-valent early transition metal olefin polymerization catalystsUNIV NORTHWESTERN·Filed 2004·Granted Oct 10, 2006·15 cites·23 claims
- 1082US11236186B2Transition metal compound for olefin polymerization catalyst, olefin polymerization catalyst comprising same, and polyolefin polymerized using sameHANWHA CHEMICAL CORP·Filed 2017·Granted Feb 1, 2022·2 cites·4 claims
- 1180US7989571B2Method for producing norbornene monomer composition, norbornene polymer prepared therefrom, optical film comprising the norbornene polymer, and method for producing the norbornene polymerLG CHEMICAL LTD·Filed 2008·Granted Aug 2, 2011·4 cites·17 claims
- 1280US7738063B2Vertically aligned liquid crystal display using polynorbornene based polymer filmLG CHEMICAL LTD·Filed 2005·Granted Jun 15, 2010·6 cites·8 claims
- 1379US8293674B2Catalyst system for preparing cyclic olefin addition polymer, cyclic olefin addition polymer prepared by using the catalyst system and method for preparing the sameCHUNG SUNG-HO·Filed 2011·Granted Oct 23, 2012·3 cites·7 claims
- 1478US7786230B2Method for polymerizing cycloolefin polymer containing polar functional groups and electronics devices employing the polymerized cycloolefinsLG CHEMICAL LTD·Filed 2006·Granted Aug 31, 2010·3 cites·15 claims
- 1574US9478756B2Organometallic compound, and organic light-emitting diode using sameLEE JAEMIN·Filed 2012·Granted Oct 25, 2016·5 cites·18 claims
- 1673US9637579B2Elastic terpolymer including diene group and preparation method thereofLG CHEMICAL LTD·Filed 2013·Granted May 2, 2017·1 cites·14 claims
- 1773US7964680B2Method for polymerizing cyclic olefin having polar functional group, olefin polymer produced thereby, optical anisotropic film comprising the same, and catalyst composition for polymerizing the cyclic olefinLG CHEMICAL LTD·Filed 2007·Granted Jun 21, 2011·3 cites·28 claims
- 1873US6500906B1Olefin polymerization chelate catalyst and olefin polymerization method using the sameSAMSUNG GENERAL CHEMICALS·Filed 2000·Granted Dec 31, 2002·16 cites·6 claims
- 1972US7814713B2Catalyst system for polymerizing cyclic olefin having polar functional group, polymerizing method using the catalyst system, olefin polymer produced by the method and optical anisotropic film comprising the olefin polymerLG CHEMICAL LTD·Filed 2009·Granted Oct 19, 2010·2 cites·7 claims
- 2072US6369173B1Process for preparing syndiotactic styrenic polymers by recycling the productsSAMSUNG GENERAL CHEMICALS CO·Filed 2000·Granted Apr 9, 2002·11 cites·22 claims
- 2171US9074042B2Packaging film including a lactide copolymerLG CHEMICAL LTD·Filed 2013·Granted Jul 7, 2015·1 cites·12 claims
- 2271US9062147B2Lactide copolymer, a preparation method thereof, and a resin composition including the sameLG CHEMICAL LTD·Filed 2013·Granted Jun 23, 2015·1 cites·18 claims
- 2371US7312285B2Method for preparing norbornene based addition polymer containing ester or acetyl functional groupLG CHEMICAL LTD·Filed 2003·Granted Dec 25, 2007·7 cites·10 claims
- 2470US9650460B2Elastic diene terpolymer and preparation method thereofLG CHEMICAL LTD·Filed 2014·Granted May 16, 2017·1 cites·18 claims
- 2570US7648937B2Catalyst system for polymerizing cyclic olefin having polar functional group, polymerizing method using the catalyst system, olefin polymer produced by the method and optical anisotropic film comprising the olefin polymerLG CHEMICAL LTD·Filed 2005·Granted Jan 19, 2010·2 cites·10 claims
- 2670US7442752B2Nobonene-ester based addition polymer and method for preparing the sameLG CHEMICAL LTD·Filed 2003·Granted Oct 28, 2008·13 cites·25 claims
- 2767US7595369B2Method of polymerizing cyclic olefins and vinyl olefins, copolymer produced by the method and optical anisotropic film comprising the sameLG CHEMICAL LTD·Filed 2005·Granted Sep 29, 2009·1 cites·7 claims
- 2865US9115248B2Polylactide resin having excellent heat resistance and preparation method thereofLG CHEMICAL LTD·Filed 2014·Granted Aug 25, 2015·0 cites·14 claims
- 2964US7897720B2Method for removing catalyst residues from polymer solution and polymers purified by the methodLG CHEMICAL LTD·Filed 2007·Granted Mar 1, 2011·1 cites·19 claims
- 3061US8759477B2Polysiloxane-polylactide block copolymer and preparation method thereofLG CHEMICAL LTD·Filed 2013·Granted Jun 24, 2014·0 cites·10 claims
- 3160US9415382B2Polylactide resin and preparation method thereofLG CHEMICAL LTD·Filed 2013·Granted Aug 16, 2016·0 cites·9 claims
- 3259US7718744B2Method for polymerizing cycloolefin polymer containing polar functional groups and electronic devices employing the polymerized cycloolefinsLG CHEMICAL LTD·Filed 2003·Granted May 18, 2010·3 cites·13 claims
- 3359US6890973B2Syndiotactic polystyrene nanocomposite and manufacturing method thereofSAMSUNG ATOFINA CO LTD·Filed 2001·Granted May 10, 2005·4 cites·6 claims
- 3458US6828270B1Supported catalyst for producing syndiotactic styrenic polymer with high productivity and significantly reduced reactor foulingSAMSUNG ATOFINA CO LTD·Filed 2000·Granted Dec 7, 2004·4 cites·19 claims
- 3556US8722845B2Polylactide resin having excellent heat resistance and preparation method thereofYOON SUNG-CHEOL·Filed 2011·Granted May 13, 2014·0 cites·21 claims
- 3656US2010036071A1Method of polymerizing cyclic olefins and vinyl olefins, copolymer produced by the method and political anisotropic film comprising the sameYOON SUNG CHEOL·Filed 2009·Application pending·0 cites
- 3756US2015005470A1Organotin compounds, preparation method thereof, and preparation of polylactide resin using the sameLG CHEMICAL LTD·Filed 2014·Application pending·0 cites
- 3855US9428600B2Elastic diene terpolymer and preparation method thereofLG CHEMICAL LTD·Filed 2014·Granted Aug 30, 2016·0 cites·17 claims
- 3955US6780938B2Reactor alloy of syndiotactic polystyrene having high impact resistanceSAMSUNG ATOFINA CO LTD·Filed 2001·Granted Aug 24, 2004·2 cites·13 claims
- 4054US9493593B2Elastic diene terpolymer and preparation method thereofLG CHEMICAL LTD·Filed 2014·Granted Nov 15, 2016·0 cites·18 claims
- 4154US9410008B2Elastic terpolymer including diene group and preparation method thereofLG CHEMICAL LTD·Filed 2013·Granted Aug 9, 2016·0 cites·5 claims
- 4252US9458276B2Elastic terpolymer and preparation method thereofLG CHEMICAL LTD·Filed 2012·Granted Oct 4, 2016·0 cites·15 claims
- 4351US7009012B2Supported catalyst for producing syndiotactic styrenic polymerSAMSUNG ATOFINA CO LTD·Filed 2000·Granted Mar 7, 2006·2 cites·24 claims
- 4449US8642375B2Preparation method of organic photovoltaic cell's photoactive layer using aerosol jet printingYOON SUNG CHEOL·Filed 2008·Granted Feb 4, 2014·0 cites·16 claims
- 4549US2014213752A1Preparation method of polylactide resinLG CHEMICAL LTD·Filed 2014·Application pending·0 cites
- 4648US9382360B2Elastic terpolymer and preparation method thereofLG CHEMICAL LTD·Filed 2012·Granted Jul 5, 2016·0 cites·9 claims
- 4748US2013066024A1Polysiloxane-polylactide block copolymer and preparation method thereofKIM SEONG-WOO·Filed 2011·Application pending·0 cites
- 4847US9611349B2Method of preparing elastic terpolymerLG CHEMICAL LTD·Filed 2013·Granted Apr 4, 2017·0 cites·8 claims
- 4947US8519068B2Conductive polymer containing carbazole, and organic photovoltaic device using sameMOON SANG JIN·Filed 2010·Granted Aug 27, 2013·0 cites·11 claims
- 5047US8236909B2Method for preparing polymer by precipitation polymerizationPARK SEUNG-YOUNG·Filed 2007·Granted Aug 7, 2012·0 cites·10 claims
Showing the top 50 of 66 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →