Patents by Inventor Michael S. Weaver

Michael S. Weaver 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).

  • Patent number: 12127470
    Abstract: A compound of: is disclosed. In Formula III, ring B and ring C are each independently a 5 or 6-membered carbocyclic or heterocyclic ring; A-B represents a bonded pair of carbocyclic or heterocyclic rings coordinated to a metal M via a nitrogen atom in ring A and an sp2 hybridized atom in ring B; A-C represents a bonded pair of carbocyclic or heterocyclic rings; M is a metal having an atomic number greater than 40; L? is a monoanionic bidentate ligand; m is the oxidation state of the metal M; and n is at least 1.
    Type: Grant
    Filed: September 16, 2022
    Date of Patent: October 22, 2024
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Chuanjun Xia, Bert Alleyne, Raymond C. Kwong, James Fiordeliso, Michael S. Weaver, Nasrin Ansari, Alan Deangelis, Dinesh Rayabarapu, Vadim Adamovich
  • Publication number: 20240306409
    Abstract: Provided is an OLED that includes in its emissive region a first compound, a second compound, and a third compound, where the first compound is capable of functioning as a phosphorescent emitter in an OLED at room temperature, the second compound meets at least one of the following conditions: (1) the second compound is capable of functioning as a TADF emitter in an OLED at room temperature; and (2) the second compound is capable of forming an exciplex with the first compound in an OLED at room temperature, and the third compound is a fluorescent compound that functions as an emitter in the OLED of the present disclosure at room temperature.
    Type: Application
    Filed: April 30, 2024
    Publication date: September 12, 2024
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Chun LIN, Tyler Fleetham, Michael S. Weaver
  • Publication number: 20240300023
    Abstract: An additive manufacturing method and apparatus may implement a include a laser scanner with a movable-optic scanner including one or more optics, the movable-optic scanner configured move the one or more optics to scan the laser beam along a first path, and a solid-state scanner configured to scan the laser beam along a second path. The device may include a controller configured to control the laser scanner to operate the movable-optic scanner and the solid-state scanner to combine the first path and the second path to obtain a combined path during the additive manufacturing process.
    Type: Application
    Filed: March 6, 2024
    Publication date: September 12, 2024
    Inventors: Michael Thomas KENWORTHY, Gregory S. Weaver
  • Patent number: 12010859
    Abstract: Provided is an OLED that includes in its emissive region a first compound, a second compound, and a third compound, where the first compound is capable of functioning as a phosphorescent emitter in an OLED at room temperature, the second compound meets at least one of the following conditions: (1) the second compound is capable of functioning as a TADF emitter in an OLED at room temperature; and (2) the second compound is capable of forming an exciplex with the first compound in an OLED at room temperature, and the third compound is a fluorescent compound that functions as an emitter in the OLED of the present disclosure at room temperature.
    Type: Grant
    Filed: May 5, 2020
    Date of Patent: June 11, 2024
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Chun Lin, Tyler Fleetham, Michael S. Weaver
  • Publication number: 20240188319
    Abstract: Provided is an organic light emitting device (OLED) comprising: an anode; a cathode; and an emissive region disposed between the anode and the cathode; wherein the emissive region comprises: a compound S1; a compound A1; a compound S2; and a compound A2; wherein the compound S1 is a sensitizer that transfers energy to the compound A1; and the compound S2 is a sensitizer that transfers energy to the compound A2; wherein each of the compound A1 and A2 is independently an acceptor that is an emitter; wherein the compound S1 can be same or different from the compound S2; wherein the compound A1 can be same or different from the compound A2; and wherein at least one of the following conditions is true: (1) the compound S1 is different from the compound S2; (2) the compound A1 is different from the compound A2. Also provided are related formulations, related premixed co-evaporation sources, related consumer products and related method of making those OLED devices.
    Type: Application
    Filed: October 20, 2023
    Publication date: June 6, 2024
    Applicant: Universal Display Corporation
    Inventors: Michael S. WEAVER, Tyler FLEETHAM, Nicholas J. THOMPSON, Chun LIN, Jerald FELDMAN
  • Publication number: 20240180025
    Abstract: Provided is a full-color pixel arrangement of a device comprising at least one pixel: wherein the at least one pixel comprises: a first subpixel comprising a first OLED comprising a first emissive region; a second subpixel comprising a second OLED comprising a second emissive region; wherein the first emissive region comprises: a compound S1; a compound A1; and a compound H1; wherein the second emissive region comprises: a compound A2; and a compound H2; wherein the compound S1 is a sensitizer that transfers energy to the compound A1; wherein the compound A1 is an acceptor that is an emitter; wherein the compound H1 is a host, and at least one of the compounds S1 and A1 is doped with the compound H1; wherein the compound A2 is an emitter; wherein the compound H2 is a host, and the compound A2 is doped with the compound H2.
    Type: Application
    Filed: October 20, 2023
    Publication date: May 30, 2024
    Applicant: Universal Display Corporation
    Inventors: Jerald FELDMAN, Nicholas J. THOMPSON, Michael S. WEAVER, Chun LIN, Tyler FLEETHAM, Elena SHEINA, Rasha HAMZE
  • Publication number: 20240172462
    Abstract: Organic electroluminescent devices are provided, including devices having a tandem structure in which two or more plasmonic OLEDs are arranged in a stack. The plasmonic OLEDs may be inverted or non-inverted. A common electrode disposed between the OLEDs or an outer electrode of the device provides the enhancement layer for one or plasmonic OLEDs in the stack.
    Type: Application
    Filed: October 30, 2023
    Publication date: May 23, 2024
    Inventors: Michael HACK, Michael S. WEAVER, Nicholas J. THOMPSON, Michael FUSELLA, Xin XU
  • Publication number: 20240147754
    Abstract: A tandem device is provided that includes a non-inverted OLED arranged in a stack with an inverted OLED. A common electrode is disposed between the inverted OLED and the non-inverted OLED, which may be electrically addressable outside the OLED stack. The device includes one or more OLEDs and one or more inverted OLEDs in any desired arrangement and combination of inverted and non-inverted devices.
    Type: Application
    Filed: October 26, 2023
    Publication date: May 2, 2024
    Inventors: Michael HACK, Michael S. WEAVER
  • Publication number: 20240107874
    Abstract: A compound is disclosed that has a metal coordination complex structure having at least two ligands coordinated to the metal; wherein the compound has a first substituent R1 at one of the ligands' periphery; wherein a first distance is defined as the distance between the metal and one of the atoms in R1 where that atom is the farthest away from the metal among the atoms in R1; wherein the first distance is also longer than any other atom-to-metal distance between the metal and any other atoms in the compound; and wherein when a sphere having a radius r is defined whose center is at the metal and the radius r is the smallest radius that will allow the sphere to enclose all atoms in the compound that are not part of R1, the first distance is longer than the radius r by at least 2.9 ?.
    Type: Application
    Filed: October 30, 2023
    Publication date: March 28, 2024
    Applicant: Universal Display Corporation
    Inventors: Eric A. MARGULIES, Zhiqiang JI, Jui-Yi TSAI, Chun LIN, Alexey Borisovich DYATKIN, Mingjuan SU, Bin MA, Michael S. WEAVER, Julia J. BROWN, Lichang ZENG, Walter YEAGER, Alan DEANGELIS, Chuanjun XIA
  • Patent number: 11910702
    Abstract: An OLED structure including a first organic layer disposed between the anode and the cathode is disclosed. The first organic layer includes a primary phosphorescent emitter and a first host, and where one of the following conditions is true: (1) the first organic layer further includes a secondary emitter; or (2) the OLED further includes a second organic layer disposed between the anode and the cathode, wherein the second organic layer includes a secondary emitter. The phosphorescent emitter has a peak emission wavelength ?max that is ?600 nm and ?750 nm, the secondary emitter has a peak emission wavelength ?max that is ?750 nm, and the first host has a lowest excited state triplet energy T1 that is at least 0.1 eV higher than that of the primary phosphorescent emitter.
    Type: Grant
    Filed: October 12, 2018
    Date of Patent: February 20, 2024
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Eric A. Margulies, Zhiqiang Ji, Nicholas J. Thompson, Geza Szigethy, Michael S. Weaver, Jerald Feldman
  • Publication number: 20240057374
    Abstract: An OLED is disclosed that includes an enhancement layer having optically active metamaterials, or hyperbolic metamaterials, which transfer radiative energy from the organic emissive material to a non-radiative mode, wherein the enhancement layer is disposed over the organic emissive layer opposite from the first electrode, and is positioned no more than a threshold distance away from the organic emissive layer, wherein the organic emissive material has a total non-radiative decay rate constant and a total radiative decay rate constant due to the presence of the enhancement layer, and the threshold distance is where the total non-radiative decay rate constant is equal to the total radiative decay rate constant; and an outcoupling layer disposed over the enhancement layer, wherein the outcoupling layer scatters radiative energy from the enhancement layer to free space.
    Type: Application
    Filed: October 19, 2023
    Publication date: February 15, 2024
    Inventors: Nicholas J. Thompson, Marc A. Baldo, Michael S. Weaver, Vinod M. Menon
  • Publication number: 20240023435
    Abstract: Provided is an OLED comprising: an anode electrode; a cathode electrode; an organic emissive layer, disposed between the anode and the cathode, comprising: a first host material having a HOMO energy EHH; and an emitter material having a HOMO energy EHE; wherein, all materials in the organic emissive layer are mixed together; the emitter is selected from the group consisting of a phosphorescent metal complex, and a delayed fluorescent emitter; and provided that the emitter material is not a Pt complex; EHH is equal or greater than ?5.45 eV; EHE is equal or less than ?5.15 eV; and EHE is greater than EHH.
    Type: Application
    Filed: May 22, 2023
    Publication date: January 18, 2024
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Eric A. MARGULIES, Michael S. WEAVER, Vadim ADAMOVICH, Julia J. BROWN
  • Patent number: 11839139
    Abstract: A compound is disclosed that has a metal coordination complex structure having at least two ligands coordinated to the metal; wherein the compound has a first substituent R1 at one of the ligands' periphery; wherein a first distance is defined as the distance between the metal and one of the atoms in R1 where that atom is the farthest away from the metal among the atoms in R1; wherein the first distance is also longer than any other atom-to-metal distance between the metal and any other atoms in the compound; and wherein when a sphere having a radius r is defined whose center is at the metal and the radius r is the smallest radius that will allow the sphere to enclose all atoms in the compound that are not part of R1, the first distance is longer than the radius r by at least 2.9 ?.
    Type: Grant
    Filed: May 24, 2022
    Date of Patent: December 5, 2023
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Eric A. Margulies, Zhiqiang Ji, Jui-Yi Tsai, Chun Lin, Alexey Borisovich Dyatkin, Mingjuan Su, Bin Ma, Michael S Weaver, Julia J. Brown, Lichang Zeng, Walter Yeager, Alan Deangelis, Chuanjun Xia
  • Patent number: 11832474
    Abstract: An OLED is disclosed that includes an enhancement layer having optically active metamaterials, or hyperbolic metamaterials, which transfer radiative energy from the organic emissive material to a non-radiative mode, wherein the enhancement layer is disposed over the organic emissive layer opposite from the first electrode, and is positioned no more than a threshold distance away from the organic emissive layer, wherein the organic emissive material has a total non-radiative decay rate constant and a total radiative decay rate constant due to the presence of the enhancement layer, and the threshold distance is where the total non-radiative decay rate constant is equal to the total radiative decay rate constant; and an outcoupling layer disposed over the enhancement layer, wherein the outcoupling layer scatters radiative energy from the enhancement layer to free space.
    Type: Grant
    Filed: December 27, 2022
    Date of Patent: November 28, 2023
    Assignee: Universal Display Corporation
    Inventors: Nicholas J. Thompson, Marc A. Baldo, Michael S. Weaver, Vinod M. Menon
  • Publication number: 20230380265
    Abstract: Provided is an OLED structure includes an organic layer having a primary phosphorescent emitter and a first host; where one of the following conditions is true: (1) the organic layer further includes a secondary emitter; or (2) the OLED further includes a second organic layer where the second organic layer includes a secondary emitter. The primary phosphorescent emitter has a peak emission wavelength ?max that is ?600 nm and ?750 nm; the secondary emitter has a peak emission wavelength ?max that is ?750 nm; the primary phosphorescent emitter is capable of transferring energy to the secondary emitter; the first host has a lowest excited state triplet energy T1 that is at least 0.1 eV higher than that of the primary phosphorescent emitter; the primary phosphorescent emitter has the formula Pt(L1)m; L1 can represent one or more ligands that are the same or different; each L1 is independently monodentate or multidentate; and m represents a maximum possible number of ligands L1 that can coordinate to Pt.
    Type: Application
    Filed: August 3, 2023
    Publication date: November 23, 2023
    Applicant: Universal Display Corporation
    Inventors: Eric A. MARGULIES, Zhiqiang JI, Nicholas J. THOMPSON, Geza SZIGETHY, Michael S. WEAVER, Jerald FELDMAN
  • Publication number: 20230380237
    Abstract: An apparatus that includes an OLED is disclosed. The OLED includes a first electrode, a second electrode disposed over the first electrode; and an EL material disposed between the first and the second electrodes. The OLED also includes a first capping layer disposed over the second electrode of a first portion of the OLED, a second capping layer disposed over the second electrode of a second portion of the OED, and a third capping layer disposed over the second electrode of a third portion of the OLED.
    Type: Application
    Filed: August 4, 2023
    Publication date: November 23, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Michael S. WEAVER, Michael HACK
  • Patent number: 11751455
    Abstract: An apparatus that includes a plurality of OLEDs provided on a first substrate is disclosed. Each OLED includes a first electrode, a second electrode disposed over the first electrode, and an organic electroluminescent material disposed between the first and the second electrodes. The apparatus also includes a first capping layer that is disposed over the second electrode of at least a first portion of the plurality of OLEDs such that the first capping layer is optically coupled to at least the first portion of the plurality of OLEDs, and a second capping layer. The second capping layer is disposed over the second electrode of at least a second portion of the plurality of OLEDs such that the second capping layer is optically coupled to the second portion of the plurality of OLEDs but not the first portion of the plurality of OLEDs, and the second portion of the plurality of OLEDs is different from the first portion of the plurality of OLEDs.
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: September 5, 2023
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Michael S. Weaver, Michael Hack
  • Patent number: 11697661
    Abstract: A compound having the formula Ir(LA)n(LB)3?n, having the structure Formula I, is disclosed. In Formula I, each of Z1, Z2, Z3, and Z4 is CR2; X is O, S, or Se; n is an integer from 1 to 3; R1, R2, R3, R4, and R5 each independently represent mono- to a maximum possible number of substitutions, or no substitution; R1, R2, R3, R4, and R5 are each independently selected from a variety of substituents; any two substitutions in R1, R2, R3, R4, and R5 are optionally joined to form a ring; at least one pair of substitutions in R1, R2, R3, R4, and R5 are joined together to form a bridge structure comprising a backbone structure that forms a fused first ring, which can be further substituted; and the backbone structure is saturated. Organic light emitting devices and consumer products containing the compounds are also disclosed.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: July 11, 2023
    Assignee: Universal Display Corporation
    Inventors: Lichang Zeng, Zhiqiang Ji, Eric A. Margulies, Paul M. Lahti, Michael S. Weaver
  • Publication number: 20230209990
    Abstract: A compound having a formula (LA)mIr(LB)3-m having a structure selected from is disclosed. In the structures of formula (LA)mIr(LB)3-m, m is 1 or 2, R1, R2, R3, R4, and R5 are each independently selected from hydrogen, deuterium, C1 to C6 alkyl, C1 to C6 cycloalkyl, and partially or fully deuterated variants thereof, and partially or fully fluorinated variants thereof, and, R6 is selected from C1 to C6 alkyl, C1 to C6 cycloalkyl, and partially or fully deuterated variants thereof, and partially or fully fluorinated variants thereof.
    Type: Application
    Filed: February 17, 2023
    Publication date: June 29, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: BIN MA, Vadim Adamovich, Edward Barron, Jui-Yi Tsai, Mingjuan Su, Lech Michalskii, Chuanjun Xia, Michael S. Weaver, Walter Yeager, Bert Alleyne
  • Patent number: 11653543
    Abstract: Device structures are provided that include one or more plasmonic OLEDs and zero or more non-plasmonic OLEDs. Each plasmonic OLED includes an enhancement layer that includes a plasmonic material which exhibits surface plasmon resonance that non-radiatively couples to an organic emissive material and transfers excited state energy from the emissive material to a non-radiative mode of surface plasmon polaritons in the plasmonic OLED.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: May 16, 2023
    Assignee: Universal Display Corporation
    Inventors: Nicholas J. Thompson, Michael S. Weaver, Michael Fusella