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:
Jul. 03, 2018
Filed:
Oct. 08, 2015
Applicant:
Sharp Kabushiki Kaisha, Sakai, Osaka, JP;
Inventors:
Tohru Sonoda, Sakai, JP;
Takeshi Hirase, Sakai, JP;
Tetsuya Okamoto, Sakai, JP;
Tohru Senoo, Sakai, JP;
Seiji Fujiwara, Sakai, JP;
Daichi Nishikawa, Sakai, JP;
Mamoru Ishida, Sakai, JP;
Assignee:
SHARP KABUSHIKI KAISHA, Sakai, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 35/24 (2006.01); H01L 51/52 (2006.01); H01L 27/32 (2006.01); H01L 51/00 (2006.01); H01L 51/56 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5246 (2013.01); H01L 27/3244 (2013.01); H01L 51/0097 (2013.01); H01L 51/56 (2013.01);
Abstract
An organic EL display devicethat includes a TFT substrate (substrate)and an organic EL element (electroluminescent element)provided on the TFT substrateincludes a sealing filmthat seals the organic EL element. The sealing filmhas a layered structure composed of an organic layerand inorganic layers. At least a peripheral portionof the organic layerhas a lower carbon content than a central portionof the organic layer