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:
Jun. 14, 2022
Filed:
Nov. 16, 2018
Applicant:
The Regents of the University of Michigan, Ann Arbor, MI (US);
Inventors:
Stephen R. Forrest, Ann Arbor, MI (US);
Yue Qu, Ann Arbor, MI (US);
Assignee:
THE REGENTS OF THE UNIVERSITY OF MICHIGAN, Ann Arbor, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/52 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5271 (2013.01); H01L 51/5016 (2013.01); H01L 51/5281 (2013.01); H01L 51/5234 (2013.01); H01L 51/5268 (2013.01); H01L 2251/5315 (2013.01); H01L 2251/5353 (2013.01);
Abstract
A device including an organic light emitting diode and a dielectric layer is provided. The dielectric layer provides additional distance between a reflector and the organic emission region, leading to improved reduction in non-emissive modes and enhanced efficiency.