Patents by Inventor David Zanan Li

David Zanan Li has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20200259107
    Abstract: Compounds are provided that comprise a ligand having a 5-substituted 2-phenylquinoline. In particular, the 2-phenylquinoline may be substituted with a cycloalkyl containing group at the 5-position. These compounds may be used in organic light emitting devices, in particular as red emitters in the emissive layer of such devices, to provide devices having improved properties.
    Type: Application
    Filed: April 29, 2020
    Publication date: August 13, 2020
    Applicant: Universal Display Corporation
    Inventors: CHUANJUN XIA, Bin Ma, David Zanan Li, Bert Alleyne, Alan Deangelis, James Fiordeliso, Vadim Adamovich