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:
Sep. 01, 2015
Filed:
Mar. 12, 2009
Akiyoshi Mikami, Kanazawa, JP;
Akiyoshi Mikami, Kanazawa, JP;
SUMITOMO CHEMICAL COMPANY, LIMITED, Tokyo, JP;
Abstract
An object of the present invention is to provide an organic EL element having high light extraction efficiency and to provide a lighting device and a display device provided using the organic EL element. The organic EL elementincludes: a transparent substratehaving a refractive index of 1.8 or more; a stacked bodythat is provided on the substrateand includes at least one pair of electrodesandand an organic light-emitting layerlocated between the pair of electrodesand; and a porous light-scattering bodythat is provided on a surface of the substrate, the surface being opposite to the stacked body
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile