The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 08, 2019
Filed:
Sep. 27, 2018
Applicant:
Japan Display Inc., Minato-ku, JP;
Inventor:
Shigeru Sakamoto, Minato-ku, JP;
Assignee:
Japan Display Inc., Minato-ku, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 33/60 (2010.01); H01L 51/50 (2006.01); H01L 51/52 (2006.01); H01L 27/32 (2006.01); H01L 27/12 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5036 (2013.01); H01L 27/124 (2013.01); H01L 27/3258 (2013.01); H01L 51/5206 (2013.01); H01L 51/5221 (2013.01); H01L 51/5271 (2013.01); H01L 51/5056 (2013.01); H01L 51/5072 (2013.01); H01L 51/5092 (2013.01); H01L 51/5096 (2013.01);
Abstract
A display device includes an organic electroluminescence layer including a plurality of emission layers respectively emitting light of a plurality of colors, and a reflective layer configured to reflect the light emitted from the emission layers. A shortest optical path length between the emission layers and the reflective layer is longer than at least three times of a wavelength of blue light.