Inventor · disambiguated record
Masaki Numata
Also filed as: NUMATA MASAKI
53 granted patents·9 pending applications·177 citations·filing 2007–2022
98Inventor score
Files withSAMSUNG ELECTRONICS CO LTD25IDEMITSU KOSAN CO14KATO TOMOKI6NUMATA MASAKI5IWAKUMA TOSHIHIRO4
Top patents by PatentIndex Score
62 records- 0196US8629430B2Anthracene derivative and organic electroluminescent element using the sameKAWAMURA MASAHIRO·Filed 2010·Granted Jan 14, 2014·15 cites·24 claims
- 0295US9373792B2Anthracene derivative and organic electroluminescent element using the sameIDEMITSU KOSAN CO·Filed 2015·Granted Jun 21, 2016·8 cites·28 claims
- 0395US8866135B2Anthracene derivative and organic electroluminescent element using the sameIDEMITSU KOSAN CO·Filed 2013·Granted Oct 21, 2014·11 cites·24 claims
- 0494US9147847B2Anthracene derivative and organic electroluminescent element using the sameIDEMITSU KOSAN CO·Filed 2014·Granted Sep 29, 2015·9 cites·17 claims
- 0594US8372529B2Crosslinked pi-conjugated heteroacene compound for organic electroluminescence device and organic electroluminescence device using the sameIDEMITSU KOSAN CO·Filed 2011·Granted Feb 12, 2013·9 cites·13 claims
- 0694US8057919B2Material for organic electroluminescence device and organic electroluminescence device using the sameKATO TOMOKI·Filed 2008·Granted Nov 15, 2011·11 cites·15 claims
- 0793US9056870B2Material for organic electroluminescence device and organic electroluminescence device using the sameKATO TOMOKI·Filed 2011·Granted Jun 16, 2015·7 cites·26 claims
- 0890US8987715B2Organic electroluminescence elementNISHIMURA KAZUKI·Filed 2011·Granted Mar 24, 2015·8 cites·18 claims
- 0990US8080658B2Material for organic electroluminescent element and organic electroluminescent element employing the sameIWAKUMA TOSHIHIRO·Filed 2007·Granted Dec 20, 2011·7 cites·13 claims
- 1089US9685615B2Light emitting material, delayed fluorescent emitter, organic light emitting device, and compoundUNIV KYUSHU NAT UNIV CORP·Filed 2014·Granted Jun 20, 2017·8 cites·1 claims
- 1189US8049411B2Material for organic electroluminescence device and organic electroluminescence device using the sameIDEMITSU KOSAN CO·Filed 2008·Granted Nov 1, 2011·7 cites·31 claims
- 1288US10957863B2Condensed cyclic compound and organic light-emitting device including the sameSAMSUNG ELECTRONICS CO LTD·Filed 2018·Granted Mar 23, 2021·4 cites·18 claims
- 1388US9660203B2Material for organic electroluminescence device and organic electroluminescence device using the sameIDEMITSU KOSAN CO·Filed 2016·Granted May 23, 2017·2 cites·28 claims
- 1488US9382206B2Nitrogen-containing aromatic heterocyclic derivative and organic electroluminescence device using the sameKATO TOMOKI·Filed 2011·Granted Jul 5, 2016·8 cites·17 claims
- 1588US9266865B2Material for organic electroluminescent element, and organic electroluminescent element using sameNUMATA MASAKI·Filed 2011·Granted Feb 23, 2016·5 cites·26 claims
- 1688US8927118B2Material for organic electroluminescence device and organic electroluminescence device using the sameKATO TOMOKI·Filed 2012·Granted Jan 6, 2015·4 cites·45 claims
- 1788US8318323B2Polycyclic compounds and organic electroluminescence device employing the sameKATO TOMOKI·Filed 2009·Granted Nov 27, 2012·5 cites·24 claims
- 1888US8114530B2Material for organic electroluminescence device and organic electroluminescence device utilizing the sameIWAKUMA TOSHIHIRO·Filed 2007·Granted Feb 14, 2012·9 cites·32 claims
- 1986US9199974B2Material for organic electroluminescent device and organic electroluminescent device using sameNUMATA MASAKI·Filed 2011·Granted Dec 1, 2015·4 cites·14 claims
- 2085US10026907B2Material for organic electroluminescence device and organic electroluminescence device using the sameIDEMITSU KOSAN CO·Filed 2017·Granted Jul 17, 2018·1 cites·18 claims
- 2184US11069862B2Material for organic electroluminescence device and organic electroluminescence device using the sameIDEMITSU KOSAN CO·Filed 2017·Granted Jul 20, 2021·1 cites·32 claims
- 2284US9847493B2Material for organic electroluminescence device and organic electroluminescence device using the sameIDEMITSU KOSAN CO·Filed 2016·Granted Dec 19, 2017·2 cites·16 claims
- 2384US9368731B2Organic electroluminescence deviceSAITO HIROYUKI·Filed 2012·Granted Jun 14, 2016·6 cites·10 claims
- 2483US8895966B2Material for organic electroluminescence element, and organic electroluminescence element using sameNUMATA MASAKI·Filed 2011·Granted Nov 25, 2014·4 cites·19 claims
- 2582US8409730B2Crosslinked pi-conjugated heteroacene compound for organic electroluminescence device and organic electroluminescence device using the sameKATO TOMOKI·Filed 2012·Granted Apr 2, 2013·2 cites·10 claims
- 2679US9209410B2Material for organic electroluminescence device and organic electroluminescence device utilizing the sameIWAKUMA TOSHIHIRO·Filed 2012·Granted Dec 8, 2015·3 cites·13 claims
- 2779US7968213B2Material for organic electroluminescence device and organic electroluminescence device utilizing the sameIDEMITSU KOSAN CO·Filed 2007·Granted Jun 28, 2011·4 cites·22 claims
- 2878US11895917B2Material for organic electroluminescence device and organic electroluminescence device using the sameIDEMITSU KOSAN CO·Filed 2021·Granted Feb 6, 2024·0 cites·24 claims
- 2977US10381573B2Light-emitting material, organic light-emitting device, and compoundKYULUX INC·Filed 2014·Granted Aug 13, 2019·3 cites·18 claims
- 3076US11043639B2Charge transport material, composition including the charge transport material, and organic light-emitting device including the compositionSAMSUNG ELECTRONICS CO LTD·Filed 2019·Granted Jun 22, 2021·2 cites·20 claims
- 3174US10615348B2Organic light-emitting deviceSAMSUNG ELECTRONICS CO LTD·Filed 2016·Granted Apr 7, 2020·1 cites·2 claims
- 3274US10396295B2Condensed cyclic compound and organic light-emitting device including the sameSAMSUNG ELECTRONICS CO LTD·Filed 2017·Granted Aug 27, 2019·1 cites·19 claims
- 3374US9923151B2Material for organic electroluminescent elements, and organic electroluminescent element using sameNUMATA MASAKI·Filed 2011·Granted Mar 20, 2018·3 cites·31 claims
- 3473US10651392B2Organic light-emitting deviceSAMSUNG ELECTRONICS CO LTD·Filed 2016·Granted May 12, 2020·1 cites·19 claims
- 3572US10020454B2Material for organic electroluminescence device and organic electroluminescence device using the sameIDEMITSU KOSAN CO·Filed 2015·Granted Jul 10, 2018·1 cites·25 claims
- 3670US12060344B2Heterocyclic compound, composition including the same, and organic light-emitting device including the heterocyclic compoundSAMSUNG ELECTRONICS CO LTD·Filed 2022·Granted Aug 13, 2024·0 cites·20 claims
- 3767US12167679B2Organic light-emitting deviceSAMSUNG ELECTRONICS CO LTD·Filed 2021·Granted Dec 10, 2024·0 cites·14 claims
- 3865US10510966B2Organic light-emitting deviceSAMSUNG ELECTRONICS CO LTD·Filed 2016·Granted Dec 17, 2019·1 cites·20 claims
- 3964US2013153874A1Material for organic electroluminescence device and organic electroluminescence device using the sameIDEMITSU KOSAN CO·Filed 2013·Application pending·0 cites
- 4062US11542252B2Heterocyclic compound, composition including the same, and organic light-emitting device including the heterocyclic compoundSAMSUNG ELECTRONICS CO LTD·Filed 2019·Granted Jan 3, 2023·0 cites·20 claims
- 4161US2020194681A1Organic light-emitting deviceSAMSUNG ELECTRONICS CO LTD·Filed 2020·Application pending·0 cites
- 4260US2020243773A1Organic light-emitting deviceSAMSUNG ELECTRONICS CO LTD·Filed 2020·Application pending·0 cites
- 4359US9714237B2Material for organic electroluminescent device and organic electroluminescent device using sameIDEMITSU KOSAN CO·Filed 2015·Granted Jul 25, 2017·0 cites·17 claims
- 4457US8471008B2Material for organic electroluminescent element and organic electroluminescent element employing the sameIWAKUMA TOSHIHIRO·Filed 2011·Granted Jun 25, 2013·0 cites·14 claims
- 4555US2017062718A1Organic light-emitting deviceSAMSUNG ELECTRONICS CO LTD·Filed 2016·Application pending·0 cites
- 4654US10934248B2Light-emitting material, organic light-emitting device, and compoundKYULUX INC·Filed 2019·Granted Mar 2, 2021·0 cites·16 claims
- 4748US12501828B2Organic light-emitting device and apparatus including the sameSAMSUNG ELECTRONICS CO LTD·Filed 2019·Granted Dec 16, 2025·0 cites·17 claims
- 4848US11925106B2Condensed cyclic compound, composition including the same, and organic light-emitting device including the condensed cyclic compoundSAMSUNG ELECTRONICS CO LTD·Filed 2019·Granted Mar 5, 2024·0 cites·19 claims
- 4947US12178122B2Compound, composition including the same, liquid composition, and organic electroluminescent deviceSAMSUNG ELECTRONICS CO LTD·Filed 2020·Granted Dec 24, 2024·0 cites·19 claims
- 5046US11697645B2Heterocyclic compound, composition including heterocyclic compound, and organic light-emitting device including heterocyclic compoundSAMSUNG ELECTRONICS CO LTD·Filed 2019·Granted Jul 11, 2023·0 cites·19 claims
Showing the top 50 of 62 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →