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US Patent 8963127 White organic light emitting device

Patent 8963127 was granted and assigned to LG on February, 2015 by the United States Patent and Trademark Office.

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US Patent 12127419 Light-emitting element, light-emitting device, display device, electronic device, and lighting device
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US Patent 12063803 Light-emitting element including light-emitting layer having host material
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US Patent 12029114 Light-emitting element, display device, electronic device, and lighting device
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US Patent 11997860 Light-emitting element
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US Patent 11968889 Light-emitting element, light-emitting device, electronic device, and lighting device
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US Patent 11871592 Light-emitting element
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US Patent 11864403 Light-emitting device comprising first to third light-emitting layers
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Patent abstract

A white organic light emitting device having a dual stack structure is disclosed, in which an electron transport layer adjacent to a blue light emitting layer includes an electron transport catalyst layer including metal to improve blue light emitting efficiency, and a greenish yellow dopant is used to improve white display efficiency, increase lifespan, and reduce power consumption.

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US Patent 11770969 Light-emitting element, display device, electronic device, and lighting device
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Patent Inventor Names
Chang-Oh Kim0
Sung-Hoon Pieh0
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Official Website
https://pdfpiw.uspto.gov/.piw?Docid=089631270
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US Patent 08963127 White organic light emitting device US Patent 8963127 White organic light emitting device

Infobox
Patent Number
089631270
Patent Number
89631270
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Infobox
Is a
Patent
Patent
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Current Assignee
LG
LG
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
089631270
Date of Patent
February 24, 2015
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Patent Application Number
129102180
Date Filed
October 22, 2010
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Official Website
https://pdfpiw.uspto.gov/.piw?Docid=089631270
Patent Primary Examiner
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Ha Tran T Nguyen
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Website URL
https://pdfpiw.uspto.gov/.piw?Docid=08963127

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