Inventor · disambiguated record
Hee-Joo Ko
Also filed as: KO HEE-JOO
47 granted patents·12 pending applications·147 citations·filing 2006–2017
97Inventor score
Top patents by PatentIndex Score
59 records- 0193US9515280B2Organic light emitting device with enhanced lifespanSAMSUNG DISPLAY CO LTD·Filed 2012·Granted Dec 6, 2016·11 cites·11 claims
- 0293US9391124B2Organic light emitting diode displaySAMSUNG DISPLAY CO LTD·Filed 2014·Granted Jul 12, 2016·12 cites·13 claims
- 0391US9178001B2Organic light emitting diode and method for manufacturing the sameKWAK YOON-HYUN·Filed 2011·Granted Nov 3, 2015·11 cites·20 claims
- 0490US7622584B2Imidazopyridine-based compound and organic light emitting diode including organic layer comprising the imidazopyridine-based compoundSAMSUNG MOBILE DISPLAY CO LTD·Filed 2007·Granted Nov 24, 2009·8 cites·13 claims
- 0588US9105860B2Organic light emitting diodeHWANG SEOK-HWAN·Filed 2012·Granted Aug 11, 2015·7 cites·20 claims
- 0688US8659010B2Photo luminescence diode and photoluminescence diplay having the sameSONG HYUNG-JUN·Filed 2011·Granted Feb 25, 2014·8 cites·25 claims
- 0788US8344365B2Organic light emitting deviceSAMSUNG DISPLAY CO LTD·Filed 2010·Granted Jan 1, 2013·6 cites·17 claims
- 0887US9559322B2Quantum dots, methods of manufacturing quantum dots and methods of manufacturing organic light emitting display devices using the sameSAMSUNG DISPLAY CO LTD·Filed 2014·Granted Jan 31, 2017·6 cites·9 claims
- 0986US9825244B2Organic light-emitting deviceSAMSUNG DISPLAY CO LTD·Filed 2016·Granted Nov 21, 2017·3 cites·7 claims
- 1084US8415874B2Organic light-emitting device and method of manufacturing the sameSONG HYUNG-JUN·Filed 2011·Granted Apr 9, 2013·6 cites·20 claims
- 1183US8604501B2Organic light emitting display deviceYUN JIN-YOUNG·Filed 2011·Granted Dec 10, 2013·7 cites·20 claims
- 1282US7868321B2Organic light emitting device and flat display including the sameSAMSUNG MOBILE DISPLAY CO LTD·Filed 2007·Granted Jan 11, 2011·9 cites·21 claims
- 1381US9163004B2Organic light-emitting deviceKWAK YOON-HYUN·Filed 2011·Granted Oct 20, 2015·3 cites·16 claims
- 1481US8431251B2Heterocyclic compound and organic light-emitting device comprising the sameLIM JIN-O·Filed 2011·Granted Apr 30, 2013·3 cites·20 claims
- 1581US8415688B2Organic light emitting diode displaySONG HYUNG-JUN·Filed 2010·Granted Apr 9, 2013·5 cites·9 claims
- 1681US8383431B2Organic light-emitting diode and method of manufacturing the sameSAMSUNG DISPLAY CO LTD·Filed 2010·Granted Feb 26, 2013·5 cites·14 claims
- 1779US9269918B2Organic light-emitting display device having plural emitting layers disposed between two electrodesSAMSUNG DISPLAY CO LTD·Filed 2013·Granted Feb 23, 2016·3 cites·12 claims
- 1879US8736546B2Display deviceOH IL-SOO·Filed 2011·Granted May 27, 2014·5 cites·7 claims
- 1979US8330172B2Organic light emitting diode display and manufacturing method thereofCHOI JIN-BAEK·Filed 2011·Granted Dec 11, 2012·4 cites·15 claims
- 2078US8847210B2Organic light emitting diode displayKO HEE-JOO·Filed 2011·Granted Sep 30, 2014·4 cites·14 claims
- 2174US8525160B2Organic light emitting deviceLEE CHANG-HO·Filed 2011·Granted Sep 3, 2013·3 cites·23 claims
- 2272US9293736B2Organic light emitting element having emission layers and an electron injection layer including fullerene and lithium quinolateKO HEE-JOO·Filed 2011·Granted Mar 22, 2016·2 cites·9 claims
- 2372US8203141B2Organic light-emitting deviceKIM YOUNG-KOOK·Filed 2010·Granted Jun 19, 2012·1 cites·18 claims
- 2471US8597801B2Heterocyclic compound, organic light-emitting device including the heterocyclic compound, and flat display device including the organic light-emitting deviceKWAK YOON-HYUN·Filed 2011·Granted Dec 3, 2013·1 cites·26 claims
- 2569US9282612B2Dual mode organic light emitting device and pixel circuit including the sameLEE BO-RA·Filed 2012·Granted Mar 8, 2016·2 cites·8 claims
- 2668US9911938B2Quantum dots, methods of manufacturing quantum dots and methods of manufacturing organic light emitting display devices using the sameSAMSUNG DISPLAY CO LTD·Filed 2017·Granted Mar 6, 2018·1 cites·5 claims
- 2768US9711579B2Organic light emitting diode displaySAMSUNG DISPLAY CO LTD·Filed 2016·Granted Jul 18, 2017·1 cites·14 claims
- 2868US9051328B2Heterocyclic compound and organic light-emitting device including the sameKIM YOUNG-KOOK·Filed 2010·Granted Jun 9, 2015·2 cites·18 claims
- 2968US8686420B2Organic light emitting diode display and method for manufacturing the sameOH IL-SOO·Filed 2011·Granted Apr 1, 2014·2 cites·18 claims
- 3068US7875369B2Heterocycle-containing organometallic complex and organic light emitting device including the sameSAMSUNG MOBILE DISPLAY CO LTD·Filed 2007·Granted Jan 25, 2011·1 cites·17 claims
- 3166US8053093B2Organometallic complex, method of preparing the same and organic light emitting device comprising the sameSAMSUNG MOBILE DISPLAY CO LTD·Filed 2008·Granted Nov 8, 2011·2 cites·19 claims
- 3265US8969864B2Organic light emitting device having a bulk layer comprising a first and second materialSAMSUNG DISPLAY CO LTD·Filed 2013·Granted Mar 3, 2015·1 cites·9 claims
- 3362US9385336B2Organic light-emitting device using a mixture of electron transporting compoundsSAMSUNG DISPLAY CO LTD·Filed 2014·Granted Jul 5, 2016·0 cites·20 claims
- 3461US9416107B2Heterocyclic compound and organic light-emitting device including the sameLEE SUN-YOUNG·Filed 2011·Granted Aug 16, 2016·1 cites·14 claims
- 3554US8409727B2Color filter array and organic light-emitting display device using the sameYANG SEUNG GAK·Filed 2006·Granted Apr 2, 2013·1 cites·33 claims
- 3654US2016118587A1Organic light-emitting display device and method of manufacturing the sameSAMSUNG DISPLAY CO LTD·Filed 2016·Application pending·0 cites
- 3751US9006762B2Organic light-emitting device and method of manufacturing the sameLEE CHANG-HO·Filed 2011·Granted Apr 14, 2015·0 cites·18 claims
- 3851US2010052523A1Organic light emitting device and organic light emitting display apparatusSAMSUNG MOBILE DISPLAY CO LTD·Filed 2009·Application pending·0 cites
- 3949US9178162B2Compound for organic light-emitting device and organic light-emitting device including the sameSAMSUNG DISPLAY CO LTD·Filed 2013·Granted Nov 3, 2015·0 cites·20 claims
- 4049US2008286606A1Organic light emitting diode and flat panel device including the sameSAMSUNG SDI CO LTD·Filed 2008·Application pending·0 cites
- 4147US9905792B2Organic light emitting diode and organic light emitting diode display including the sameSAMSUNG DISPLAY CO LTD·Filed 2016·Granted Feb 27, 2018·0 cites·17 claims
- 4247US8487528B2Organic light emitting diode device having an ytterbium alloy electrodeYOON SEOK-GYU·Filed 2010·Granted Jul 16, 2013·0 cites·20 claims
- 4345US8623521B2Heterocyclic compound and organic light-emitting diode and flat display device including the heterocyclic compoundKIM YOUNG-KOOK·Filed 2011·Granted Jan 7, 2014·0 cites·23 claims
- 4445US2009153035A1Heteroaromatic cycle-containing compound, method of preparing the same and organic light emitting device comprising the sameSHIN JUNG-HAN·Filed 2008·Application pending·0 cites
- 4543US2012223349A1Front side emitting type organic light-emitting display device and method of manufacturing the sameLEE CHANG-HO·Filed 2011·Application pending·0 cites
- 4643US2012235144A1Organic light emitting diode device and method of manufacturing the sameCHOUNG JI-YOUNG·Filed 2011·Application pending·0 cites
- 4743US2012267644A1Organic light emitting diode displayCHO SE-JIN·Filed 2011·Application pending·0 cites
- 4843US2013105769A1Condensed-cyclic compound and organic light-emitting device including the sameLIM JIN-O·Filed 2012·Application pending·0 cites
- 4942US9070645B2Organic light emitting diode displayKO HEE-JOO·Filed 2011·Granted Jun 30, 2015·0 cites·16 claims
- 5042US2012007497A1Organic light emitting deviceLEE CHANG-HO·Filed 2011·Application pending·0 cites
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →