Inventor · disambiguated record
Tomoki Kato
Also filed as: KATO TOMOKI
125 granted patents·33 pending applications·520 citations·filing 1999–2025
99Inventor score
Top patents by PatentIndex Score
158 records- 0196US9260390B2Aromatic amine derivatives and organic electroluminescent elements using sameKATO TOMOKI·Filed 2012·Granted Feb 16, 2016·15 cites·18 claims
- 0296US8803134B2Biscarbazole derivatives and organic electroluminescenceINOUE TETSUYA·Filed 2012·Granted Aug 12, 2014·16 cites·33 claims
- 0395US10763441B2Organic electroluminescence device and electronic apparatus provided with the sameIDEMITSU KOSAN CO·Filed 2019·Granted Sep 1, 2020·7 cites·17 claims
- 0495US10230058B2Compound, organic electroluminescence device and electronic deviceIDEMITSU KOSAN CO·Filed 2018·Granted Mar 12, 2019·6 cites·20 claims
- 0595US9278926B2Aromatic amine derivative, and organic electroluminescent element comprising sameKATO TOMOKI·Filed 2010·Granted Mar 8, 2016·19 cites·15 claims
- 0695US9145363B2Aromatic amine derivative and organic electroluminescent elementYABUNOUCHI NOBUHIRO·Filed 2010·Granted Sep 29, 2015·19 cites·23 claims
- 0794US9954187B2Compound, organic electroluminescence device and electronic deviceIDEMITSU KOSAN CO·Filed 2017·Granted Apr 24, 2018·6 cites·30 claims
- 0894US8372529B2Crosslinked 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
- 0994US8057919B2Material for organic electroluminescence device and organic electroluminescence device using the sameKATO TOMOKI·Filed 2008·Granted Nov 15, 2011·11 cites·15 claims
- 1093US11335858B2Aromatic amine derivatives and organic electroluminescent elements using sameIDEMITSU KOSAN CO·Filed 2019·Granted May 17, 2022·3 cites·26 claims
- 1193US10763444B2Organic electroluminescence device and electronic apparatus provided with the sameIDEMITSU KOSAN CO·Filed 2019·Granted Sep 1, 2020·5 cites·30 claims
- 1293US9056870B2Material for organic electroluminescence device and organic electroluminescence device using the sameKATO TOMOKI·Filed 2011·Granted Jun 16, 2015·7 cites·26 claims
- 1393US7691881B21-isopropyl-2-oxo-1,2-dihydropyridine-3-carboxamide derivatives having 5-HT4 receptor agonistic activityPFIZER·Filed 2005·Granted Apr 6, 2010·23 cites·11 claims
- 1492US10014477B2Aromatic amine derivative, and organic electroluminescent element using sameIDEMITSU KOSAN CO·Filed 2013·Granted Jul 3, 2018·8 cites·13 claims
- 1592US9196842B2Aromatic amine derivative and organic electroluminescent elementIDEMITSU KOSAN CO·Filed 2013·Granted Nov 24, 2015·9 cites·13 claims
- 1691US11664621B2Connector and connector with electric wires including the connectorYAZAKI CORP·Filed 2021·Granted May 30, 2023·2 cites·4 claims
- 1791US10804474B2Organic electroluminescence device and electronic apparatus provided with the sameIDEMITSU KOSAN CO·Filed 2019·Granted Oct 13, 2020·4 cites·16 claims
- 1891US9614160B2Aromatic amine derivatives and organic electroluminescent elements using sameIDEMITSU KOSAN CO·Filed 2015·Granted Apr 4, 2017·10 cites·26 claims
- 1991US9373802B2Biscarbazole derivatives and organic electroluminescence device employing the sameIDEMITSU KOSAN CO·Filed 2014·Granted Jun 21, 2016·7 cites·25 claims
- 2091US2025333380A1Aromatic amine derivatives and organic electroluminescent elements using sameIDEMITSU KOSAN CO·Filed 2024·Application pending·0 cites
- 2190US8586206B2Aromatic amine derivative and organic electroluminescence device using the sameKATO TOMOKI·Filed 2010·Granted Nov 19, 2013·6 cites·9 claims
- 2290US7479564B2Aryl or heteroaryl fused imidazole compounds as anti-inflammatory and analgesic agentsRAQUALIA PHARMA INC·Filed 2006·Granted Jan 20, 2009·21 cites·13 claims
- 2389US11117857B2Compound, material for organic electroluminescent elements, organic electroluminescent element and electronic deviceIDEMITSU KOSAN CO·Filed 2016·Granted Sep 14, 2021·3 cites·14 claims
- 2489US9564595B2Bis-carbazole derivative and organic electroluminescent element using sameKATO TOMOKI·Filed 2012·Granted Feb 7, 2017·8 cites·18 claims
- 2589US9054322B2Aromatic amine derivative, and organic electroluminescent elementYABUNOUCHI NOBUHIRO·Filed 2012·Granted Jun 9, 2015·5 cites·24 claims
- 2689US8614010B2Aromatic amine derivative, and organic electroluminescent elementYABUNOUCHI NOBUHIRO·Filed 2009·Granted Dec 24, 2013·13 cites·25 claims
- 2789US8049411B2Material for organic electroluminescence device and organic electroluminescence device using the sameIDEMITSU KOSAN CO·Filed 2008·Granted Nov 1, 2011·7 cites·31 claims
- 2888US10516112B2Compound, organic electroluminescent element material, organic electroluminescent element, and electronic deviceIDEMITSU KOSAN CO·Filed 2015·Granted Dec 24, 2019·3 cites·17 claims
- 2988US10355218B2Aromatic amine derivatives and organic electroluminescent elements using sameIDEMITSU KOSAN CO·Filed 2017·Granted Jul 16, 2019·2 cites·26 claims
- 3088US9660203B2Material for organic electroluminescence device and organic electroluminescence device using the sameIDEMITSU KOSAN CO·Filed 2016·Granted May 23, 2017·2 cites·28 claims
- 3188US9382206B2Nitrogen-containing aromatic heterocyclic derivative and organic electroluminescence device using the sameKATO TOMOKI·Filed 2011·Granted Jul 5, 2016·8 cites·17 claims
- 3288US9082986B2Organic electroluminescent elementKATO TOMOKI·Filed 2012·Granted Jul 14, 2015·7 cites·15 claims
- 3388US8980442B2Aromatic amine derivative and organic electroluminescent element using sameYABUNOUCHI NOBUHIRO·Filed 2010·Granted Mar 17, 2015·5 cites·4 claims
- 3488US8927118B2Material for organic electroluminescence device and organic electroluminescence device using the sameKATO TOMOKI·Filed 2012·Granted Jan 6, 2015·4 cites·45 claims
- 3588US8318323B2Polycyclic compounds and organic electroluminescence device employing the sameKATO TOMOKI·Filed 2009·Granted Nov 27, 2012·5 cites·24 claims
- 3688US6710054B2Aryl or heteroaryl fused imidazole compounds as anti-inflammatory and analgesic agentsPFIZER·Filed 2001·Granted Mar 23, 2004·35 cites·16 claims
- 3787US11489123B2Compound, organic electroluminescence device and electronic deviceIDEMITSU KOSAN CO·Filed 2018·Granted Nov 1, 2022·2 cites·10 claims
- 3887US11342512B2Compounds for organic electroluminescence deviceIDEMITSU KOSAN CO·Filed 2021·Granted May 24, 2022·1 cites·29 claims
- 3987US10276637B2Organic EL multi-color light-emitting deviceMATSUMOTO TOSHIKI·Filed 2012·Granted Apr 30, 2019·7 cites·28 claims
- 4086US12492162B2Organic electroluminescent element and electronic deviceIDEMITSU KOSAN CO·Filed 2024·Granted Dec 9, 2025·0 cites·19 claims
- 4186US7960407B2Crystal forms of an imidazole derivativeRAQUALIA PHARMA INC·Filed 2006·Granted Jun 14, 2011·15 cites·8 claims
- 4285US12384739B2Compound, material for organic electroluminescent elements, organic electroluminescent element and electronic deviceIDEMITSU KOSAN CO·Filed 2023·Granted Aug 12, 2025·0 cites·20 claims
- 4385US10946699B2Tire for two-wheeled automotive vehicleSUMITOMO RUBBER IND·Filed 2018·Granted Mar 16, 2021·1 cites·13 claims
- 4485US10756275B2Compound, material for organic electroluminescence devices, organic electroluminescence device, and electronic equipmentIDEMITSU KOSAN CO·Filed 2015·Granted Aug 25, 2020·2 cites·16 claims
- 4585US10026907B2Material for organic electroluminescence device and organic electroluminescence device using the sameIDEMITSU KOSAN CO·Filed 2017·Granted Jul 17, 2018·1 cites·18 claims
- 4684US11069862B2Material for organic electroluminescence device and organic electroluminescence device using the sameIDEMITSU KOSAN CO·Filed 2017·Granted Jul 20, 2021·1 cites·32 claims
- 4784US10854822B2Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic deviceIDEMITSU KOSAN CO·Filed 2015·Granted Dec 1, 2020·2 cites·29 claims
- 4884US9972786B2Aromatic amine derivative, and organic electroluminescent elementIDEMITSU KOSAN CO·Filed 2015·Granted May 15, 2018·2 cites·16 claims
- 4984US9847493B2Material for organic electroluminescence device and organic electroluminescence device using the sameIDEMITSU KOSAN CO·Filed 2016·Granted Dec 19, 2017·2 cites·16 claims
- 5084US9368731B2Organic electroluminescence deviceSAITO HIROYUKI·Filed 2012·Granted Jun 14, 2016·6 cites·10 claims
Showing the top 50 of 158 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →