Organic light emitting display device

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United States of America Patent

PATENT NO 11770955
APP PUB NO 20210159282A1
SERIAL NO

17164680

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An organic light emitting display device is disclosed. The organic light emitting display device includes a first light emitting part between an anode and a cathode, the first light emitting part having a first light emitting layer, and a second light emitting part between the first light emitting part and the cathode, the second light emitting part having a second light emitting layer and a third light emitting layer, wherein the second light emitting layer includes a hole-type host and a first electron-type host, and the third light emitting layer includes a first electron-type host and a second electron-type host.

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Patent Owner(s)

  • LG DISPLAY CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jang, Jaeseung Seoul, KR 7 8
Kim, DongHyuk Seoul, KR 27 57
Song, Jaeil Gyeonggi-do, KR 7 20

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