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. 09, 2025
Filed:
Feb. 03, 2023
Applicant:
Universal Display Corporation, Ewing, NJ (US);
Inventors:
Michael Fusella, Lawrenceville, NJ (US);
Nicholas J. Thompson, New Hope, PA (US);
Michael Stuart Weaver, Princeton, NJ (US);
Michael Hack, Carmel, CA (US);
Assignee:
Universal Display Corporation, Ewing, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 50/824 (2023.01); H10K 50/814 (2023.01); H10K 50/858 (2023.01); H10K 71/16 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
H10K 50/824 (2023.02); H10K 50/814 (2023.02); H10K 50/858 (2023.02); H10K 71/16 (2023.02); H10K 2102/331 (2023.02);
Abstract
Emissive devices are provided that include an outcoupling layer having a plurality of nanoparticles such that the outcoupling layer has at least 3 regions possessing distinct bulk refractive index values. One or more dielectric materials are arranged at least partially between the outcoupling layer and an emissive layer of the device.