Patents by Inventor Suman Layek

Suman Layek 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).

  • Publication number: 20230276691
    Abstract: Provided are compounds of Formula Ir(LA)m(LC)n or Pt(LA)(LB), and also provided are OLED devices using those compounds.
    Type: Application
    Filed: August 31, 2022
    Publication date: August 31, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Suman LAYEK, Ting-Chih WANG, Zhiqiang JI, Hsiao-Fan CHEN
  • Publication number: 20230263049
    Abstract: Provided are compounds that include a ligand LA of the following Formula III: that contain heavy elements like Sb, Bi, Ge, or Te. Also provided are formulations including such compounds. Further provided are OLEDs and related consumer products that utilize such compounds.
    Type: Application
    Filed: April 13, 2023
    Publication date: August 17, 2023
    Applicant: Universal Display Corporation
    Inventors: Wei-Chun SHIH, Suman LAYEK, Zhiqiang JI, Pierre-Luc T. BOUDREAULT
  • Publication number: 20230257407
    Abstract: Provided are transition metal compounds having 5-membered carbocyclic or heterocyclic ring in a unique configuration of fused rings per Formula I The compounds show improved phosphorescent emission in red to near IR region and are useful as emitter materials in organic electroluminescence device.
    Type: Application
    Filed: April 26, 2023
    Publication date: August 17, 2023
    Applicant: Universal Display Corporation
    Inventors: Chun LIN, Pierre-Luc T. BOUDREAULT, Bert ALLEYNE, Zhiqiang Ji, Suman LAYEK
  • Patent number: 11685754
    Abstract: Provided are transition metal compounds having 5-membered carbocyclic or heterocyclic ring in a unique configuration of fused rings per Formula I The compounds show improved phosphorescent emission in red to near IR region and are useful as emitter materials in organic electroluminescence device.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: June 27, 2023
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Chun Lin, Pierre-Luc T. Boudreault, Bert Alleyne, Zhiqiang Ji, Suman Layek
  • Publication number: 20230192714
    Abstract: Provided are macrocyclic compounds comprising at least one eight-membered ring and at least four further 5-membered or 6-membered carbocyclic and heterocyclic rings which may be further substituted. Also provided are formulations comprising these macrocyclic compounds. Further provided are organic light emitting devices (OLEDs) and related consumer products that utilize these macrocyclic compounds.
    Type: Application
    Filed: December 6, 2022
    Publication date: June 22, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Tyler FLEETHAM, Hsiao-Fan CHEN, Elena SHEINA, Peter WOLOHAN, Suman LAYEK, Noah HORWITZ, Henry Carl HERBOL, George FITZGERALD, Rasha HAMZE
  • Publication number: 20230130110
    Abstract: A composition of materials including a first compound having a structure according to Formula I
    Type: Application
    Filed: August 15, 2022
    Publication date: April 27, 2023
    Applicant: Universal Display Corporation
    Inventors: Lichang ZENG, Suman Layek, Pierre-Luc T. Boudreault, Zeinab Elshenawy, Gregg Kottas, Alexey Borisovich Dyatkin, Scott Joseph, Vadim Adamovich, Chuanjun Xia, Ting-Chih Wang, Walter Yeager
  • Patent number: 11637251
    Abstract: Novel compounds comprising heteroleptic iridium complexes are provided. The compounds have a particular combination of ligands which includes a single pyridyl dibenzo-substituted ligand. The compounds may be used in organic light emitting devices, particularly as emitting dopants, to provide devices having improved efficiency, lifetime, and manufacturing.
    Type: Grant
    Filed: July 17, 2018
    Date of Patent: April 25, 2023
    Assignee: Universal Display Corporation
    Inventors: Chuanjun Xia, Raymond C. Kwong, Suman Layek
  • Publication number: 20230112495
    Abstract: Provided are compounds comprising a first ligand LA comprising at least two 5-membered or 6-membered carbocyclic rings, wherein at least one of the two 5-membered or 6-membered carbocyclic rings is further substituted with a bicyclic structure containing two nitrogen atoms and one of O, S, CRR?, and SiRR?. Also provided are formulations comprising these compounds. Further provided are organic light emitting devices (OLEDs) and related consumer products that utilize these compounds.
    Type: Application
    Filed: August 3, 2022
    Publication date: April 13, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Suman LAYEK, Alexey Borisovich DYATKIN, Jui-Yi TSAI
  • Patent number: 11623936
    Abstract: A neutral Ir compound having a first ligand LA of Formula I is disclosed. The Ir compound having azaperylene moieties are useful as emissive dopants in OLED devices for improving the device performance.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: April 11, 2023
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Zhiqiang Ji, Pierre-Luc T. Boudreault, Suman Layek
  • Patent number: 11600791
    Abstract: Organometallic compounds comprising an imidazole carbene ligand having a N-containing ring fused to the imidazole ring are provided. In particular, the N-containing ring fused to the imidazole ring may contain one nitrogen atom or more than one nitrogen atom. These compounds may demonstrate high photoluminescent (PL) efficiency, Gaussian emission spectra, and/or short excited state lifetimes. These materials may be especially useful as blue phosphorescent emitters.
    Type: Grant
    Filed: November 2, 2020
    Date of Patent: March 7, 2023
    Assignee: Universal Display Corporation
    Inventors: Yonggang Wu, Chuanjun Xia, James Fiordeliso, Suman Layek, Bert Alleyne, Alexey Borisovich Dyatkin, Nasrin Ansari, Scott Beers, Edward Barron, Jason Brooks
  • Publication number: 20230006151
    Abstract: A compound having a first ligand LA of Formula I shown below is disclosed.
    Type: Application
    Filed: August 8, 2022
    Publication date: January 5, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Zhiqiang JI, Alexey Borisovich DYATKIN, Jui-Yi TSAI, Suman LAYEK, Pierre-Luc T. BOUDREAULT
  • Publication number: 20220336758
    Abstract: A compound having the formula Ir(LA)n(LB)3-n is disclosed wherein LA is an aza-DBF ligand and LB is an alkyl-substituted phenylpyridine ligand, wherein the compound has a structure according to Formula I: wherein each of A1 to A8 comprise carbon or nitrogen; wherein at least one of A1 to A8 is nitrogen; wherein ring B is bonded to ring A through a C—C bond; wherein the iridium is bonded to ring A through a Ir—C bond; wherein X is O, S, or Se; wherein R? and R? each independently represent mono-, di-substitution, or no substitution; wherein any adjacent substitutions in R?, R?, R1, R2, R3, R4, R5, and R6 are optionally linked together to form a ring; wherein R1, R2, R?, and R? are each independently selected from a variety of substituents; wherein R3, R4, R5, and R6 are each independently selected from the group consisting of hydrogen, deuterium, alkyl, cycloalkyl, and combinations thereof; wherein n is an integer from 1 to 3; and wherein total number of carbons in at least one of the pairs R3 and R4, and
    Type: Application
    Filed: April 16, 2021
    Publication date: October 20, 2022
    Applicant: Universal Display Corporation
    Inventors: BIN MA, Walter YEAGER, Edward BARRON, Alan DEANGELIS, Chuanjun XIA, Vadim ADAMOVICH, Scott BEERS, Harvey WENDT, Suman LAYEK
  • Patent number: 11462697
    Abstract: A compound having a first ligand LA of Formula I shown below is disclosed. The compound is useful as emitter materials in organic electroluminescence devices to improve performance.
    Type: Grant
    Filed: August 16, 2018
    Date of Patent: October 4, 2022
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Zhiqiang Ji, Alexey Borisovich Dyatkin, Jui-Yi Tsai, Suman Layek, Pierre-Luc T. Boudreault
  • Patent number: 11456423
    Abstract: A composition of materials including a first compound having a structure according to Formula I
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: September 27, 2022
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Lichang Zeng, Suman Layek, Pierre-Luc T. Boudreault, Zeinab Elshenawy, Gregg Kottas, Alexey Borisovich Dyatkin, Scott Joseph, Vadim Adamovich, Chuanjun Xia, Ting-Chih Wang, Walter Yeager
  • Publication number: 20220293868
    Abstract: A compound comprising a ligand LA coordinated to a metal M, the ligand LA selected from the group consisting of Formula I, Formula II, and Formula III ring A is a 5- or 6-membered carbocyclic or heterocyclic ring; wherein ring A of Formula I connects to ring B at X1, X2, or X3 to form a five-membered chelate ring with the metal; Z1 and Z2 are independently selected from C or N; and X1 to X10 are independently selected from C or N. An organic light emitting device (OLED) comprising an anode, a cathode and an organic layer disposed between the anode and the cathode, the organic layer comprising a compound selected from Formula I, Formula II, or Formula III, and a consumer product comprising the OLED.
    Type: Application
    Filed: February 17, 2022
    Publication date: September 15, 2022
    Inventors: Zhiqiang Ji, Jui-Yi Tsai, Alexey Borisovich Dyatkin, Suman Layek, Pierre-Luc T. Boudreault
  • Patent number: 11437591
    Abstract: The present invention includes novel transition metal complexes with 1,2,4-triazine derivatives as ligands. The materials may be useful as emitter materials in organic electroluminescence device to improve the performance.
    Type: Grant
    Filed: August 8, 2018
    Date of Patent: September 6, 2022
    Assignee: Universal Display Corporation
    Inventors: Alexey Borisovich Dyatkin, Pierre-Luc T. Boudreault, Zhiqiang Ji, Suman Layek, Jui-Yi Tsai
  • Publication number: 20220278287
    Abstract: Novel iridium complexes containing phenylpyridine and pyridyl aza-benzo fused ligands are described. These complexes are useful as light emitters when incorporated into OLEDs.
    Type: Application
    Filed: May 11, 2022
    Publication date: September 1, 2022
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: SCOTT BEERS, Chuanjun Xia, Harvey Wendt, Suman Layek
  • Publication number: 20220259241
    Abstract: Compound of Formula I, is provided. In Formula I, rings A, B, C, and D are 5- or 6-membered rings; each of X1-X5, X21-X22, and Z1-Z3 is C or N; each of L1, L2, and L3 is selected from a direct bond or a divalent linker; each of a and b is 0 or 1; Y is 0, S, Se, or NRY; W is O, S, NRW, C?RW, or CRWRW?; up to 1 of Z1 to Z3 is N; each R, R?, RA, RB, RC, RD, RY, RW, and RW? is hydrogen or a substituent. Formulations, OLEDs, and consumer products containing the same are also disclosed.
    Type: Application
    Filed: January 7, 2022
    Publication date: August 18, 2022
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Tyler FLEETHAM, Jui-Yi TSAI, Alexey Borisovich DYATKIN, Wei-Chun SHIH, Suman LAYEK, Hsiao-Fan CHEN, Pierre-Luc T. BOUDREAULT
  • Publication number: 20220231237
    Abstract: Ligands with fused spirocyclic substitutions and metal complexes formed with such ligands and having improved performance in OLED applications are disclosed.
    Type: Application
    Filed: April 1, 2022
    Publication date: July 21, 2022
    Applicant: Universal Display Corporation
    Inventors: Lichang ZENG, Suman LAYEK, Chuanjun XIA, Zhiqiang JI, Edward BARRON
  • Patent number: 11380855
    Abstract: Novel iridium complexes containing phenylpyridine and pyridyl aza-benzo fused ligands are described. These complexes are useful as light emitters when incorporated into OLEDs.
    Type: Grant
    Filed: October 21, 2019
    Date of Patent: July 5, 2022
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Scott Beers, Chuanjun Xia, Harvey Wendt, Suman Layek