Organic light emitting element and composition for organic material layer in organic light emitting element

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United States of America Patent

PATENT NO 11515487
APP PUB NO 20200111969A1
SERIAL NO

16496712

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The present specification relates to an organic light emitting device comprising a first electrode, a second electrode, and one or more organic material layers provided between the first electrode and the second electrode, wherein one or more layers of the organic material layers comprise a heterocyclic compound represented by Chemical Formula 1 and a heterocyclic compound represented by Chemical Formula 2 at the same time, and a composition for an organic material layer of an organic light emitting device.

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Patent Owner(s)

Patent OwnerAddress
HEESUNG MATERIAL LTD113-19 DANGHA-RO NAMSA-MYEON CHEOIN-GU YONGIN-CITY GYEONGGI-DO 17118

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cha, Ju Hyon Osan-si, KR 2 1
Kim, Dongjun Yongin-si, KR 103 79
No, Young Seok Osan-si, KR 5 6

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