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. 04, 2018
Filed:
May. 15, 2014
Konica Minolta Inc., Tokyo, JP;
Hiroshi Ishidai, Hachioji, JP;
KONICA MINOLTA, INC, Tokyo, JP;
Abstract
An object of the present invention is to provide a two-sided light emission-type transparent organic electroluminescence element that has flexibility, has a small viewing angle dependence of chromaticity, and can easily adjust the light-emission balance of the two sides. The organic electroluminescence element of the present invention is characterized by being comprised by at least a transparent substrate, a first transparent electrode, an organic light-emitting layer, a second transparent electrode and a transparent sealing substrate, wherein both of the transparent substrate and the transparent sealing substrate have flexibility and are comprised by material(s) selected from an identical group of materials, and the first transparent electrode and the second transparent electrode are comprised by material(s) selected from an identical group of materials.