Inventor · disambiguated record
Junichi Izumida
Also filed as: IZUMIDA JUNICHI
4 granted patents·14 pending applications·1 citations·filing 2016–2023
55Inventor score
Files withHODOGAYA CHEMICAL CO LTD18
Top patents by PatentIndex Score
18 records- 0170US11999818B2High molecular weight triarylamine compound comprising terphenyl structure in molecular main chain and organic electroluminescent element comprising said high molecular weight compoundHODOGAYA CHEMICAL CO LTD·Filed 2019·Granted Jun 4, 2024·1 cites·12 claims
- 0259US2025388540A1Arylamine compound, organic electroluminescence element, and electronic deviceHODOGAYA CHEMICAL CO LTD·Filed 2023·Application pending·0 cites
- 0359US2024352009A1Amine compound and organic electroluminescent element using sameHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 0457US2025109116A1Arylamine compound, organic electroluminescent device and electronic apparatusHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 0556US2023422536A1Arylamine compound, organic electroluminescent element, and electronic deviceHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 0654US2023112128A1Arylamine compound and organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 0753US2025024698A1Organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2022·Application pending·0 cites
- 0852US2025194414A1Arylamine compound, organic electroluminescence element and electronic deviceHODOGAYA CHEMICAL CO LTD·Filed 2023·Application pending·0 cites
- 0951US2023138055A1Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 1050US2024032321A1Organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 1149US2023345817A1Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 1248US2023101400A1Organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 1347US11251373B2High molecular weight compound containing substituted triarylamine structural unitHODOGAYA CHEMICAL CO LTD·Filed 2017·Granted Feb 15, 2022·0 cites·13 claims
- 1445US2023099897A1Arylamine compound and electronic apparatus using sameHODOGAYA CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 1543US2022352469A1Organic electroluminescence element having organic layer comprising high molecular weight compoundHODOGAYA CHEMICAL CO LTD·Filed 2020·Application pending·0 cites
- 1642US11196004B2High-molecular-weight compound having substituted triarylamine skeletonHODOGAYA CHEMICAL CO LTD·Filed 2018·Granted Dec 7, 2021·0 cites·8 claims
- 1738US11925114B2Indenocarbazole compound and organic electroluminescence deviceHODOGAYA CHEMICAL CO LTD·Filed 2017·Granted Mar 5, 2024·0 cites·7 claims
- 1833US2018351101A1Organic electroluminescent devicesHODOGAYA CHEMICAL CO LTD·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →