Inventor · disambiguated record
Kouki Kase
Also filed as: KASE KOUKI
16 granted patents·35 pending applications·13 citations·filing 2010–2024
87Inventor score
Top patents by PatentIndex Score
51 records- 0188US11706943B2Organic electroluminescent element and method for producing sameHODOGAYA CHEMICAL CO LTD·Filed 2018·Granted Jul 18, 2023·3 cites·4 claims
- 0280US11925108B2Compound having triarylamine structure and organic electroluminescence deviceHODOGAYA CHEMICAL CO LTD·Filed 2019·Granted Mar 5, 2024·1 cites·7 claims
- 0380US11437583B2Organic electroluminescence device that includes compound having benzoazole structureHODOGAYA CHEMICAL CO LTD·Filed 2018·Granted Sep 6, 2022·2 cites·8 claims
- 0477US2024260457A1Organic 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
- 0574US11997870B2Organic electroluminescent element and method for producing sameHODOGAYA CHEMICAL CO LTD·Filed 2023·Granted May 28, 2024·0 cites·11 claims
- 0674US9196837B2Compound having indenocarbazole ring structure, and organic electroluminescent deviceYOKOYAMA NORIMASA·Filed 2011·Granted Nov 24, 2015·3 cites·18 claims
- 0774US8748014B2Compound 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
- 0869US9196839B2Compound having triphenylamine structure, and organic electroluminescent deviceYOKOYAMA NORIMASA·Filed 2011·Granted Nov 24, 2015·1 cites·4 claims
- 0961US11974499B2Organic 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
- 1061US2025129059A1Pyrimidine compound and organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2023·Application pending·0 cites
- 1159US2025388540A1Arylamine compound, organic electroluminescence element, and electronic deviceHODOGAYA CHEMICAL CO LTD·Filed 2023·Application pending·0 cites
- 1259US2024352009A1Amine compound and organic electroluminescent element using sameHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 1358US2024116914A1Compound and organic electroluminescent element using said compoundHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 1458US2025263421A1Amine compound having azabenzoxazole ring structure, and organic electroluminescent element using sameHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 1557US2024360358A1Compound and organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 1657US2025386668A1Amine compound, and organic electroluminescent device, electronic apparatus, and electronic device including the sameHODOGAYA CHEMICAL CO LTD·Filed 2023·Application pending·0 cites
- 1757US2025109116A1Arylamine compound, organic electroluminescent device and electronic apparatusHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 1856US2023422536A1Arylamine compound, organic electroluminescent element, and electronic deviceHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 1955US2025109145A1Organic electroluminescent device, and compound for the sameHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 2055US2024349597A1Organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 2154US2023112128A1Arylamine compound and organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 2253US2025024698A1Organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 2353US2024179930A1Organic electroluminescent device, and electronic apparatusHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 2452US2024049595A1Heterocyclic compound, organic electroluminescent device, and electronic apparatusHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 2552US2025194414A1Arylamine compound, organic electroluminescence element and electronic deviceHODOGAYA CHEMICAL CO LTD·Filed 2023·Application pending·0 cites
- 2651US2023180598A1Organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 2751US2023138055A1Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 2850US12221430B2Compound having pyrimidine ring structure and organic electroluminescence deviceHODOGAYA CHEMICAL CO LTD·Filed 2018·Granted Feb 11, 2025·0 cites·6 claims
- 2950US12102002B2Compound having benzazole ring structure, and organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2020·Granted Sep 24, 2024·0 cites·9 claims
- 3050US12024527B2Compound having azabenzoxazole ring structure and organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2019·Granted Jul 2, 2024·0 cites·6 claims
- 3150US2022416165A1Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2020·Application pending·0 cites
- 3250US2023255103A1Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 3349US2023095238A1Organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 3448US2023354629A1Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2020·Application pending·0 cites
- 3548US2023101400A1Organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 3648US2023247850A1Organic electroluminescence elementHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 3748US2022220083A1Compound having benzotriazole ring structure and organic electroluminescence elementHODOGAYA CHEMICAL CO LTD·Filed 2020·Application pending·0 cites
- 3847US2022119360A1Arylamine compound having benzoazole ring structure, and organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2020·Application pending·0 cites
- 3946US9837620B2Benzopyridoindole derivative and organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2014·Granted Dec 5, 2017·0 cites·12 claims
- 4045US11407709B2Aryldiamine compound and organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2017·Granted Aug 9, 2022·0 cites·7 claims
- 4145US2021399224A1Organic electroluminescence elementHODOGAYA CHEMICAL CO LTD·Filed 2019·Application pending·0 cites
- 4245US2023099897A1Arylamine compound and electronic apparatus using sameHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 4343US2020035927A1COMPOUND HAVING AZAINDENO[1,2-c]PHENANTHRENE RING STRUCTURE, AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAMEHODOGAYA CHEMICAL CO LTD·Filed 2019·Application pending·0 cites
- 4442US12037332B2Compound including benzimidazole ring structure and organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2019·Granted Jul 16, 2024·0 cites·10 claims
- 4542US2022052268A1Compound having pyrimidine ring structure and organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2019·Application pending·0 cites
- 4642US2021226132A1Organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2019·Application pending·0 cites
- 4741US11578065B2Organic electroluminescence deviceHODOGAYA CHEMICAL CO LTD·Filed 2018·Granted Feb 14, 2023·0 cites·5 claims
- 4840US2020328355A1Compound having indenocarbazole ring structure, and organic electroluminescence deviceHODOGAYA CHEMICAL CO LTD·Filed 2018·Application pending·0 cites
- 4938US11925107B2Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2018·Granted Mar 5, 2024·0 cites·3 claims
- 5033US2018351101A1Organic electroluminescent devicesHODOGAYA CHEMICAL CO LTD·Filed 2016·Application pending·0 cites
Showing the top 50 of 51 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →