US Patent 11024822 Organic electroluminescent element, lighting device, and display device
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Patent abstract
This organic EL element has two blue light emitting units, and has, in the emission spectrum thereof, one or two peak wavelengths in a blue light wavelength range of 440 nm-490 nm. In this organic EL element, the correlated color temperature of white light is 3300K or greater, R6 is 60 or greater, and R12 is 30 or greater.
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Patent Number
110248220
Date of Patent
June 1, 2021
0Patent Application Number
164689950
Date Filed
December 27, 2017
0Official Website
Patent Citations
Patent Primary Examiner
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Patent Number
110248220
Date of Patent
June 1, 2021
0Patent Application Number
164689950
Date Filed
December 27, 2017
0Official Website
Patent Citations
Patent Primary Examiner
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US Patent 11024822 Organic electroluminescent element, lighting device, and display device
Infobox
Is a
Patent jurisdiction
Patent number
11024822
Date of patent
June 1, 2021
Patent application number
16468995
Date Filed
December 27, 2017
Patent citations
Patent primary examiner
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