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:
May. 08, 2007
Filed:
May. 03, 2004
Applicant:
Noboru Kurata, Nagano, JP;
Inventor:
Noboru Kurata, Nagano, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 33/00 (2006.01); H05B 33/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
A top emission type organic EL device is disclosed that contains, as a cathode, a transparent electrode that has low reflectivity over a broad wavelength region. The organic EL device has at least lower electrodes, an organic EL layer and an upper electrode formed sequentially on a supporting substrate. The upper electrode is formed from a plurality of transparent electrode layers having different refractive indices to one another. Also disclosed is a method of manufacturing such an organic EL device.
Kurata, Noboru. (2007). Organic el device having upper electrode including plurality of transparent electrode layers and method for manufacturing the same (U.S. Patent No. 7215075). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7215075
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