Inventor · disambiguated record
Hiroaki Itoi
Also filed as: ITOI HIROAKI
66 granted patents·65 pending applications·87 citations·filing 2013–2025
98Inventor score
Top patents by PatentIndex Score
131 records- 0197US11805697B2Organic electroluminescence device and monoamine compound for organic electroluminescence deviceSAMSUNG DISPLAY CO LTD·Filed 2022·Granted Oct 31, 2023·4 cites·17 claims
- 0297US11094886B2Organic electroluminescent element and electronic deviceIDEMITSU KOSAN CO·Filed 2020·Granted Aug 17, 2021·4 cites·30 claims
- 0396US11482675B1Organic electroluminescence device and electronic apparatusIDEMITSU KOSAN CO·Filed 2021·Granted Oct 25, 2022·7 cites·25 claims
- 0495US9590186B2Material for organic electroluminescent device and organic electroluminescent device including the sameSAMSUNG DISPLAY CO LTD·Filed 2015·Granted Mar 7, 2017·15 cites·5 claims
- 0593US11716901B2Organic electroluminescence device and amine compound for organic electroluminescence deviceSAMSUNG DISPLAY CO LTD·Filed 2020·Granted Aug 1, 2023·2 cites·14 claims
- 0693US10879471B2Organic electroluminescence device and amine compound for organic electroluminescence deviceSAMSUNG DISPLAY CO LTD·Filed 2018·Granted Dec 29, 2020·6 cites·24 claims
- 0792US10923663B2Monoamine compound and organic electroluminescence device including the sameSAMSUNG DISPLAY CO LTD·Filed 2017·Granted Feb 16, 2021·7 cites·28 claims
- 0891US11871656B2Organic electroluminescence device and monoamine compound for organic electroluminescence deviceSAMSUNG DISPLAY CO LTD·Filed 2019·Granted Jan 9, 2024·5 cites·18 claims
- 0990US10079348B2Material for organic electroluminescent device and organic electroluminescent device comprising sameSAMSUNG DISPLAY CO LTD·Filed 2016·Granted Sep 18, 2018·6 cites·10 claims
- 1089US2025353807A1Organic light emitting deviceSAMSUNG DISPLAY CO LTD·Filed 2025·Application pending·0 cites
- 1188US10689568B2Organic electroluminescent deviceSAMSUNG DISPLAY CO LTD·Filed 2019·Granted Jun 23, 2020·2 cites·18 claims
- 1287US9929355B2Amine compound and organic electroluminescent device including the sameSAMSUNG DISPLAY CO LTD·Filed 2015·Granted Mar 27, 2018·4 cites·18 claims
- 1386US10184078B2Organic electroluminescent deviceSAMSUNG DISPLAY CO LTD·Filed 2018·Granted Jan 22, 2019·2 cites·6 claims
- 1486US9899601B2Material for organic electroluminescent device and organic electroluminescent device including the sameSAMSUNG DISPLAY CO LTD·Filed 2016·Granted Feb 20, 2018·2 cites·10 claims
- 1586US2025366364A1Organic electroluminescence device and electronic apparatus equipped with the sameIDEMITSU KOSAN CO·Filed 2025·Application pending·0 cites
- 1684US12410120B2Organic light emitting deviceSAMSUNG DISPLAY CO LTD·Filed 2023·Granted Sep 9, 2025·0 cites·20 claims
- 1783US11050025B2Material for organic electroluminescent device and organic electroluminescent device including the sameSAMSUNG DISPLAY CO LTD·Filed 2016·Granted Jun 29, 2021·2 cites·18 claims
- 1882US12477945B2Organic electroluminescence device and electronic apparatus equipped with the sameIDEMITSU KOSAN CO·Filed 2020·Granted Nov 18, 2025·1 cites·30 claims
- 1982US12284916B2Organic electroluminescence device and electronic apparatus provided with the sameIDEMITSU KOSAN CO·Filed 2020·Granted Apr 22, 2025·1 cites·18 claims
- 2081US11165029B2Amine compound and organic electroluminescence device including the sameSAMSUNG DISPLAY CO LTD·Filed 2017·Granted Nov 2, 2021·2 cites·20 claims
- 2180US11527720B1Organic electroluminescence device, electronic device, and compoundIDEMITSU KOSAN CO·Filed 2021·Granted Dec 13, 2022·1 cites·28 claims
- 2280US2024389451A1Organic electroluminescence device and monoamine compound for organic electroluminescence deviceSAMSUNG DISPLAY CO LTD·Filed 2024·Application pending·0 cites
- 2379US2025261557A1Organic electroluminescence device and electronic applianceIDEMITSU KOSAN CO·Filed 2025·Application pending·0 cites
- 2479US2025040436A1Organic electroluminescence device and electronic apparatus equipped with the sameIDEMITSU KOSAN CO·Filed 2024·Application pending·0 cites
- 2578US11133470B2Organic electroluminescent deviceSAMSUNG DISPLAY CO LTD·Filed 2016·Granted Sep 28, 2021·3 cites·5 claims
- 2678US9966536B2Organic electroluminescence deviceSAMSUNG DISPLAY CO LTD·Filed 2015·Granted May 8, 2018·3 cites·11 claims
- 2777US11101442B2Organic electroluminescence device and amine compound for organic electroluminescence deviceSAMSUNG DISPLAY CO LTD·Filed 2018·Granted Aug 24, 2021·1 cites·23 claims
- 2877US2023200222A1Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic deviceIDEMITSU KOSAN CO·Filed 2023·Application pending·0 cites
- 2977US2025295024A1Organic electroluminescence element, composition, powder, electronic equipment, and novel compoundIDEMITSU KOSAN CO·Filed 2025·Application pending·0 cites
- 3076US11925111B2Organic light emitting deviceSAMSUNG DISPLAY CO LTD·Filed 2021·Granted Mar 5, 2024·0 cites·19 claims
- 3174US9902901B2Organic electroluminescent deviceSAMSUNG DISPLAY CO LTD·Filed 2015·Granted Feb 27, 2018·1 cites·13 claims
- 3273US9000171B2Organic electroluminescence material including a substituted acridine compound and organic electroluminescence device including the sameSAMSUNG DISPLAY CO LTD·Filed 2013·Granted Apr 7, 2015·2 cites·5 claims
- 3372US11145819B2Organic light emitting deviceSAMSUNG DISPLAY CO LTD·Filed 2020·Granted Oct 12, 2021·0 cites·18 claims
- 3472US2025160208A1Organic electroluminescence device and electronic apparatus provided with the sameIDEMITSU KOSAN CO·Filed 2025·Application pending·0 cites
- 3572US2022285625A1Organic electroluminescence device and electronic apparatusIDEMITSU KOSAN CO·Filed 2022·Application pending·0 cites
- 3670US10385262B2Organic electroluminescent deviceSAMSUNG DISPLAY CO LTD·Filed 2018·Granted Aug 20, 2019·0 cites·10 claims
- 3770US9660202B2Organic electroluminescence deviceSAMSUNG DISPLAY CO LTD·Filed 2014·Granted May 23, 2017·2 cites·5 claims
- 3870US2025072273A1Organic electroluminescence element, electronic device, composition, and mixture powderIDEMITSU KOSAN CO·Filed 2022·Application pending·0 cites
- 3970US2025084047A1Compound, organic electroluminescent element, and electronic deviceIDEMITSU KOSAN CO·Filed 2022·Application pending·0 cites
- 4070US2025098521A1Compound, organic electroluminescent element, and electronic deviceIDEMITSU KOSAN CO·Filed 2022·Application pending·0 cites
- 4170US2025089561A1Compound, organic electroluminescent element, and electronic deviceIDEMITSU KOSAN CO·Filed 2022·Application pending·0 cites
- 4269US12459911B2Organic electroluminescence device and monoamine compound for organic electroluminescence deviceSAMSUNG DISPLAY CO LTD·Filed 2019·Granted Nov 4, 2025·0 cites·19 claims
- 4369US11678569B2Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic deviceIDEMITSU KOSAN CO·Filed 2022·Granted Jun 13, 2023·0 cites·31 claims
- 4468US11549911B2Damage detection method of wire rope, and signal processor and damage detection device used for damage detection of wire ropeTOKYO ROPE MFG CO·Filed 2021·Granted Jan 10, 2023·0 cites·4 claims
- 4568US2023047477A1Organic electroluminescence device and electronic apparatusIDEMITSU KOSAN CO·Filed 2019·Application pending·0 cites
- 4666US12317740B2Organic electroluminescence device and electronic apparatusIDEMITSU KOSAN CO·Filed 2019·Granted May 27, 2025·0 cites·18 claims
- 4766US11839148B2Organic electroluminescent element and electronic deviceIDEMITSU KOSAN CO·Filed 2021·Granted Dec 5, 2023·0 cites·42 claims
- 4866US11600780B1Organic electroluminescence device and electronic apparatusIDEMITSU KOSAN CO·Filed 2021·Granted Mar 7, 2023·0 cites·24 claims
- 4966US11575086B2Monoamine compound and organic electroluminescence device including the sameSAMSUNG DISPLAY CO LTD·Filed 2021·Granted Feb 7, 2023·0 cites·12 claims
- 5066US9947875B2Amine derivatives, material for organic electroluminescent device and organic electroluminescent device including the sameSAMSUNG DISPLAY CO LTD·Filed 2015·Granted Apr 17, 2018·1 cites·14 claims
Showing the top 50 of 131 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →