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:
Nov. 08, 2011
Filed:
Nov. 07, 2006
Applicants:
Aki Tsuji, Tokyo, JP;
Hiroshi Kita, Tokyo, JP;
Yoshiyuki Suzuri, Tokyo, JP;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 35/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed is an organic electroluminescent element containing organic layers sandwiched between an anode and a cathode, wherein the organic layers incorporates an emission layer A containing a host compound A and at least two types of emission dopants, and an emission layer B containing a host compound B and at least one type of emission dopant, provided that at least one of the emission dopants contained in the emission layer A is a phosphorescence-emitting material.
Quick Actions:
Tsuji, Aki. (2011). Organic electroluminescent element, display device and lighting device (U.S. Patent No. 8053765). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8053765
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