Inventor · disambiguated record
Shuichi Hayashi
Also filed as: HAYASHI SHUICHI
55 granted patents·43 pending applications·82 citations·filing 1990–2024
97Inventor score
Top patents by PatentIndex Score
98 records- 0191US11056653B2Organic electroluminescence deviceHODOGAYA CHEMICAL CO LTD·Filed 2017·Granted Jul 6, 2021·5 cites·15 claims
- 0291US10818844B2Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2015·Granted Oct 27, 2020·7 cites·13 claims
- 0390US9123897B2Benzotriazole derivatives and organic electroluminescent devices using the derivativesHODOGAYA CHEMICAL CO LTD·Filed 2012·Granted Sep 1, 2015·15 cites·12 claims
- 0488US11706943B2Organic electroluminescent element and method for producing sameHODOGAYA CHEMICAL CO LTD·Filed 2018·Granted Jul 18, 2023·3 cites·4 claims
- 0584US12281248B2Organic light-emitting element using polycyclic aromatic derivative compoundSFC CO LTD·Filed 2019·Granted Apr 22, 2025·2 cites·24 claims
- 0682US10505119B2Organic electroluminescence deviceHODOGAYA CHEMICAL CO LTD·Filed 2016·Granted Dec 10, 2019·3 cites·11 claims
- 0782US10276800B2Organic electroluminescence device having at least an a node, a hole injection layer, a first hole transport layer. A second hole transport layer a luminous layer, an electron transport layer, and a cathodeHODOGAYA CHEMICAL CO LTD·Filed 2015·Granted Apr 30, 2019·2 cites·9 claims
- 0881US11158813B2Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2018·Granted Oct 26, 2021·2 cites·5 claims
- 0980US9525140B2Arylamine compound useful in an organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2013·Granted Dec 20, 2016·3 cites·8 claims
- 1079US10326079B2Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2016·Granted Jun 18, 2019·3 cites·20 claims
- 1178US8252431B2Compound wherein substituted bipyridyl group is connected with pyridoindole ring structure through phenylene group, and organic electroluminescent deviceYOKOYAMA NORIMASA·Filed 2008·Granted Aug 28, 2012·2 cites·20 claims
- 1277US8168308B2Compound having pyridoindole ring structure having substituted pyridyl group attached thereto, and organic electroluminescence elementYOKOYAMA NORIMASA·Filed 2007·Granted May 1, 2012·4 cites·12 claims
- 1377US2024260457A1Organic el device, amine compound having benzazole ring structure, and method in which said amine compound is used in capping layer of organic el deviceHODOGAYA CHEMICAL CO LTD·Filed 2024·Application pending·0 cites
- 1476US8771841B2Organic electroluminescent deviceYOKOYAMA NORIMASA·Filed 2009·Granted Jul 8, 2014·1 cites·24 claims
- 1574US11997870B2Organic electroluminescent element and method for producing sameHODOGAYA CHEMICAL CO LTD·Filed 2023·Granted May 28, 2024·0 cites·11 claims
- 1674US8748014B2Compound having a substituted anthracene ring structure and pyridoindole ring structure, and organic electroluminescent deviceYOKOYAMA NORIMASA·Filed 2010·Granted Jun 10, 2014·3 cites·14 claims
- 1773US8624228B2Compound having pyridoindole ring structure bonded with substituted pyridyl group, and organic electroluminescent deviceYOKOYAMA NORIMASA·Filed 2009·Granted Jan 7, 2014·1 cites·14 claims
- 1872US10497876B2Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2015·Granted Dec 3, 2019·1 cites·20 claims
- 1972US9882136B2Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2013·Granted Jan 30, 2018·1 cites·4 claims
- 2070US11158811B2Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2015·Granted Oct 26, 2021·1 cites·20 claims
- 2169US8586210B2Compound having substituted anthracene ring structure and pyridoindole ring structure and organic electroluminescence deviceYOKOYAMA NORIMASA·Filed 2009·Granted Nov 19, 2013·3 cites·8 claims
- 2269US8247087B2Compound having oxadiazole ring structure bonded with aromatic heterocyclic ring and organic electroluminescent deviceMIKI TETSUZO·Filed 2006·Granted Aug 21, 2012·4 cites·20 claims
- 2368US11217754B2Organic electroluminescence deviceHODOGAYA CHEMICAL CO LTD·Filed 2015·Granted Jan 4, 2022·1 cites·9 claims
- 2467US10059725B2Compound having triphenylsilyl group and triarylamine structure, and organic electroluminescent deviceYOKOYAMA NORIMASA·Filed 2009·Granted Aug 28, 2018·1 cites·9 claims
- 2566US10950797B2Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2016·Granted Mar 16, 2021·1 cites·12 claims
- 2666US10693078B2Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2015·Granted Jun 23, 2020·1 cites·20 claims
- 2766US7812341B2Compound having oxadiazole ring structure substituted with pyridyl group, and organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2005·Granted Oct 12, 2010·2 cites·27 claims
- 2862US12089488B2Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2018·Granted Sep 10, 2024·0 cites·17 claims
- 2962US10096779B2Pyrimidine derivatives and organic electroluminescent devicesHODOGAYA CHEMICAL CO LTD·Filed 2014·Granted Oct 9, 2018·0 cites·7 claims
- 3062US9564600B2Compound having an indolocarbazole ring structure and organic electroluminescent deviceYOKOYAMA NORIMASA·Filed 2012·Granted Feb 7, 2017·1 cites·3 claims
- 3162US9005776B2Compound having benzotriazole ring structure and organic electroluminescent elementYOKOYAMA NORIMASA·Filed 2010·Granted Apr 14, 2015·1 cites·15 claims
- 3261US11974499B2Organic EL device, amine compound having benzazole ring structure, and method in which said amine compound is used in capping layer of organic EL deviceHODOGAYA CHEMICAL CO LTD·Filed 2019·Granted Apr 30, 2024·0 cites·13 claims
- 3361US2025129059A1Pyrimidine compound and organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2023·Application pending·0 cites
- 3459US2025388540A1Arylamine compound, organic electroluminescence element, and electronic deviceHODOGAYA CHEMICAL CO LTD·Filed 2023·Application pending·0 cites
- 3559US2024352009A1Amine compound and organic electroluminescent element using sameHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 3658US2023365495A1Adamantane compound, organic electroluminescent device, and electronic apparatusHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 3758US2024116914A1Compound and organic electroluminescent element using said compoundHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 3858US2025263421A1Amine compound having azabenzoxazole ring structure, and organic electroluminescent element using sameHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 3957US7977671B2Compound having oxadiazole ring structure substituted with pyridyl group and organic electroluminescence deviceHODOGAYA CHEMICAL CO LTD·Filed 2009·Granted Jul 12, 2011·0 cites·25 claims
- 4057US2024360358A1Compound and organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 4157US2025386668A1Amine compound, and organic electroluminescent device, electronic apparatus, and electronic device including the sameHODOGAYA CHEMICAL CO LTD·Filed 2023·Application pending·0 cites
- 4257US2025109116A1Arylamine compound, organic electroluminescent device and electronic apparatusHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 4356US2023422536A1Arylamine compound, organic electroluminescent element, and electronic deviceHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 4456US2020303658A1Pyrimidine derivative and an organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2020·Application pending·0 cites
- 4555US9755152B2Compound having substituted anthracene ring structure and pyridoindole ring structure, and organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2014·Granted Sep 5, 2017·0 cites·12 claims
- 4655US2025109145A1Organic electroluminescent device, and compound for the sameHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 4755US2024349597A1Organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 4855US2014225100A1Organic electroluminescent deviceYOKOYAMA NORIMASA·Filed 2012·Application pending·0 cites
- 4954US8722209B2Compound having pyridoindole ring structure having substituted pyridyl group attached thereto, and organic electroluminescence elementYOKOYAMA NORIMASA·Filed 2012·Granted May 13, 2014·0 cites·12 claims
- 5054US2013341604A1Compound having substituted anthracene ring structure and pyridoindole ring structure and organic electroluminescence deviceHODOGAYA CHEMICAL CO LTD·Filed 2013·Application pending·0 cites
Showing the top 50 of 98 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →