Assignee
KOREA KUMHO PETROCHEM CO LTD
KR·149 granted patents·13 pending applications·1,650 citations·filing 1993–2015
Top patents by PatentIndex Score
162 records- 0197US6160382AMethod and apparatus for determining Characteristic parameters of a charge storage deviceKOREA KUMHO PETROCHEM CO LTD·Filed 1999·Granted Dec 12, 2000·201 cites·38 claims
- 0294US9062182B2Terminal modifier for conjugated diene polymersKOREA KUMHO PETROCHEM CO LTD·Filed 2014·Granted Jun 23, 2015·13 cites·14 claims
- 0394US6168952B1Method for producing flowering orchids in vitroKOREA KUMHO PETROCHEM CO LTD·Filed 1998·Granted Jan 2, 2001·37 cites·9 claims
- 0494US6137010AMethod for preparing 4-nitrodiphenylamine and 4-nitrosodiphenylamine from carbanilideKOREA KUMHO PETROCHEM CO LTD·Filed 2000·Granted Oct 24, 2000·48 cites·13 claims
- 0591US6410657B1Method for the selective hydrogenation of polymer containing conjugated dieneKOREA KUMHO PETROCHEM CO LTD·Filed 2000·Granted Jun 25, 2002·47 cites·17 claims
- 0690US6482930B1Monomeric neodymium carboxylate and its use in polymerization of conjugated dieneKOREA KUMHO PETROCHEM CO LTD·Filed 2000·Granted Nov 19, 2002·26 cites·2 claims
- 0789US6118275AMethod and apparatus for measuring battery capacity using voltage response signal based on pulse currentKOREA KUMHO PETROCHEM CO LTD·Filed 1998·Granted Sep 12, 2000·80 cites·8 claims
- 0888US7157605B2Method for preparing 4-aminodiphenylamineKOREA KUMHO PETROCHEM CO LTD·Filed 2005·Granted Jan 2, 2007·11 cites·21 claims
- 0988US6465630B1Genetic sequences encoding substrate-specific dihydroflavonol 4-reductase and uses thereforKOREA KUMHO PETROCHEM CO LTD·Filed 2000·Granted Oct 15, 2002·21 cites·3 claims
- 1087US5981729ATranscription factor gene induced by water deficit and abscisic acid isolated from Arabidopsis thalianaKOREA KUMHO PETROCHEM CO LTD·Filed 1998·Granted Nov 9, 1999·52 cites·5 claims
- 1186US8048821B2Catalyst composition for the synthesis of thin multi-walled carbon nanotube and its manufacturing methodKOREA KUMHO PETROCHEM CO LTD·Filed 2009·Granted Nov 1, 2011·10 cites·4 claims
- 1284US6620547B1Cathode including transition metal/matrix polymer composition and a secondary polymer battery therefromKOREA KUMHO PETROCHEM CO LTD·Filed 1999·Granted Sep 16, 2003·79 cites·12 claims
- 1383US7846993B2Silica master batch elastomers filled with organically modified silica for a tire and preparation method thereofKOREA KUMHO PETROCHEM CO LTD·Filed 2008·Granted Dec 7, 2010·6 cites·15 claims
- 1483US6767960B2Process for preparing high impact vinyl aromatic polymer by continuous anion polymerization methodKOREA KUMHO PETROCHEM CO LTD·Filed 2002·Granted Jul 27, 2004·24 cites·9 claims
- 1582US9321651B2Catalyst composition for the synthesis of multi-walled carbon nantubesKOREA KUMHO PETROCHEM CO LTD·Filed 2015·Granted Apr 26, 2016·2 cites·3 claims
- 1681US8987387B2Interfacial polymer for rubber-silica networkKOREA KUMHO PETROCHEM CO LTD·Filed 2012·Granted Mar 24, 2015·3 cites·5 claims
- 1781US6770750B2Small and cysteine rich antifungal defensin and thionin-like protein genes highly expressed in the incompatible interactionKOREA KUMHO PETROCHEM CO LTD·Filed 2001·Granted Aug 3, 2004·9 cites·1 claims
- 1881US6489166B1Plant regeneration method for mature seed-derived callus in zoysiagrassKOREA KUMHO PETROCHEM CO LTD·Filed 2001·Granted Dec 3, 2002·3 cites·5 claims
- 1981US6020439AMethod of hydrogenation of living polymerKOREA KUMHO PETROCHEM CO LTD·Filed 1998·Granted Feb 1, 2000·44 cites·7 claims
- 2080US6545202B2Transgenic plant transformed with a translationally controlled tumor protein (TCTP) geneKOREA KUMHO PETROCHEM CO LTD·Filed 2000·Granted Apr 8, 2003·6 cites·7 claims
- 2179US9063411B2Additive for resist and resist composition comprising sameKOREA KUMHO PETROCHEM CO LTD·Filed 2012·Granted Jun 23, 2015·4 cites·18 claims
- 2279US8980526B2Hydrophilic photoacid generator and resist composition comprising sameKOREA KUMHO PETROCHEM CO LTD·Filed 2012·Granted Mar 17, 2015·4 cites·4 claims
- 2379US7528285B2Method for preparing thiomethylphenolsKOREA KUMHO PETROCHEM CO LTD·Filed 2007·Granted May 5, 2009·3 cites·16 claims
- 2479US6664387B2Expression cassette and plasmid for strong constitutive gene expression and the use thereofKOREA KUMHO PETROCHEM CO LTD·Filed 2001·Granted Dec 16, 2003·9 cites·12 claims
- 2579US6451934B1Process for preparation of high 1,4-CIS polybutadieneKOREA KUMHO PETROCHEM CO LTD·Filed 2000·Granted Sep 17, 2002·18 cites·9 claims
- 2679US6358666B1Chemically amplified resist composition containing norbornane type low molecular additiveKOREA KUMHO PETROCHEM CO LTD·Filed 2000·Granted Mar 19, 2002·19 cites·4 claims
- 2778US9249276B2Conjugated diene polymer end-modified with alkoxysilane derivativeKOREA KUMHO PETROCHEM CO LTD·Filed 2013·Granted Feb 2, 2016·2 cites·7 claims
- 2878US7348475B2Transgenic rice line producing high level of flavonoids in the endospermKOREA KUMHO PETROCHEM CO LTD·Filed 2005·Granted Mar 25, 2008·8 cites·3 claims
- 2978US5770774AMethod for preparing 2-methyl-1,4-naphthoquinone (vitamin K3)KOREA KUMHO PETROCHEM CO LTD·Filed 1996·Granted Jun 23, 1998·20 cites·5 claims
- 3077US6136931AProcess for preparing polybutadiene using catalyst with high activityKOREA KUMHO PETROCHEM CO LTD·Filed 1999·Granted Oct 24, 2000·34 cites·7 claims
- 3175US6687631B2Laplace transform impedance spectrometer and its measurement methodKOREA KUMHO PETROCHEM CO LTD·Filed 2002·Granted Feb 3, 2004·16 cites·3 claims
- 3274US6660908B2Genetic sequences encoding substrate-specific dihydroflavonol 4-reductase and uses thereforKOREA KUMHO PETROCHEM CO LTD·Filed 2002·Granted Dec 9, 2003·5 cites·5 claims
- 3374US6245943B1Method of preparing p-phenylenediamineKOREA KUMHO PETROCHEM CO LTD·Filed 2000·Granted Jun 12, 2001·7 cites·6 claims
- 3473US6916973B2Nucleic acid molecules encoding hyperactive mutant phytochromes and uses thereofKOREA KUMHO PETROCHEM CO LTD·Filed 2002·Granted Jul 12, 2005·4 cites·4 claims
- 3572US6586252B2Nucleic acid molecule encoding the catalytic subunit of a protein phosphatase 2A that regulates flowering time in plantsKOREA KUMHO PETROCHEM CO LTD·Filed 2001·Granted Jul 1, 2003·3 cites·6 claims
- 3672US6502046B1Laplace transform impedance spectrometer and its measurement methodKOREA KUMHO PETROCHEM CO LTD·Filed 1999·Granted Dec 31, 2002·29 cites·4 claims
- 3772US6156932APreparation of 4,4'-dinitrodiphenylamine from urea and nitrobenzeneKOREA KUMHO PETROCHEM CO LTD·Filed 2000·Granted Dec 5, 2000·6 cites·7 claims
- 3872US6020538AGenetic transformation of orchidsKOREA KUMHO PETROCHEM CO LTD·Filed 1998·Granted Feb 1, 2000·33 cites·10 claims
- 3971US7151146B1Neodymium-carbon nanotube and method of preparing high 1,4-cis-polybutadiene using the sameKOREA KUMHO PETROCHEM CO LTD·Filed 2005·Granted Dec 19, 2006·13 cites·6 claims
- 4071US7026529B2Methods for Agrobacterium-mediated transformation of dandelionKOREA KUMHO PETROCHEM CO LTD·Filed 2003·Granted Apr 11, 2006·4 cites·14 claims
- 4171US6518484B2Promoter system of plant translationally controlled tumor protein geneKOREA KUMHO PETROCHEM CO LTD·Filed 2001·Granted Feb 11, 2003·2 cites·7 claims
- 4271US5723675AMethod for preparing anthraquinonesKOREA KUMHO PETROCHEM CO LTD·Filed 1996·Granted Mar 3, 1998·14 cites·5 claims
- 4370US7468417B2Method of preparing cyclic olefin copolymer having controlled gel contentsKOREA KUMHO PETROCHEM CO LTD·Filed 2006·Granted Dec 23, 2008·2 cites·12 claims
- 4470US7326520B2Copolymer of alicyclic olefin having secondary hydroxyl group and acryl compound, and chemically amplified resist composition containing the sameKOREA KUMHO PETROCHEM CO LTD·Filed 2005·Granted Feb 5, 2008·3 cites·9 claims
- 4570US7049427B2Genetic sequences encoding dominant-negative chalcone synthase and uses thereforeKOREA KUMHO PETROCHEM CO LTD·Filed 2002·Granted May 23, 2006·7 cites·4 claims
- 4670US6506865B2Monomeric neodymium carboxylate and its use in polymerization of conjugated dieneKOREA KUMHO PETROCHEM CO LTD·Filed 2002·Granted Jan 14, 2003·5 cites·11 claims
- 4770US5399654AMethod for the production of phosphorus-containing aromatic polyesterKOREA KUMHO PETROCHEM CO LTD·Filed 1993·Granted Mar 21, 1995·18 cites·4 claims
- 4869US6503968B1Asphalt modifier of styrene-butadiene-styrene block copolymer and styrene-butadiene latexKOREA KUMHO PETROCHEM CO LTD·Filed 2000·Granted Jan 7, 2003·13 cites·1 claims
- 4969US6146810AResist polymer and chemical amplified resist composition containing the sameKOREA KUMHO PETROCHEM CO LTD·Filed 1999·Granted Nov 14, 2000·22 cites·5 claims
- 5068US6624256B2Method of preparation of siloxane-functionalized high 1,4-cis polybutadieneKOREA KUMHO PETROCHEM CO LTD·Filed 2001·Granted Sep 23, 2003·10 cites·18 claims
Showing the top 50 of 162 patent records by PatentIndex Score.
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