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: 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
  • Publication number: 20230141141
    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: December 27, 2022
    Publication date: May 11, 2023
    Inventors: Nicholas J. Thompson, Marc A. Baldo, Michael S. Weaver, Vinod M. Menon
  • Patent number: 11641774
    Abstract: A method for fabricating an OLED using a mixture that is an evaporation source for a vacuum deposition process includes providing a container that contains the mixture, providing a substrate having a first electrode disposed thereon, depositing an organic layer over the first electrode by evaporating the mixture in the container in a high vacuum deposition tool, and depositing a second electrode over the organic layer.
    Type: Grant
    Filed: June 10, 2020
    Date of Patent: May 2, 2023
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Vadim Adamovich, Lichang Zeng, Ting-Chih Wang, Chuanjun Xia, Michael S. Weaver
  • Patent number: 11626563
    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: Grant
    Filed: March 10, 2020
    Date of Patent: April 11, 2023
    Assignee: Universal Display Corporation
    Inventors: Bin Ma, Vadim Adamovich, Edward Barron, Jui-Yi Tsai, Mingjuan Su, Lech Michalski, Chuanjun Xia, Michael S. Weaver, Walter Yeager, Bert Alleyne
  • Patent number: 11611042
    Abstract: A composition formed of a mixture of two compounds having similar thermal evaporation properties that are pre-mixed into an evaporation source that can be used to co-evaporate the two compounds into an emission layer in OLEDs via vacuum thermal evaporation process is disclosed.
    Type: Grant
    Filed: July 2, 2020
    Date of Patent: March 21, 2023
    Assignee: Universal Display Corporation
    Inventors: Vadim Adamovich, Hitoshi Yamamoto, Ting-Chih Wang, Michael S. Weaver, Chuanjun Xia, Bert Alleyne, Pierre-Luc T. Boudreault, Alexey Borisovich Dyatkin, Scott Joseph
  • Publication number: 20230053347
    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: Application
    Filed: September 16, 2022
    Publication date: February 23, 2023
    Applicant: Universal Display Corporation
    Inventors: Chuanjun XIA, Bert ALLEYNE, Raymond C. KWONG, James FIORDELISO, Michael S. WEAVER, Nasrin ANSARI, Alan DEANGELIS, Dinesh RAYABARAPU, Vadim ADAMOVICH
  • Patent number: 11569481
    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: June 22, 2021
    Date of Patent: January 31, 2023
    Assignee: Universal Display Corporation
    Inventors: Nicholas J. Thompson, Marc A. Baldo, Michael S. Weaver, Vinod M. Menon
  • Patent number: 11502263
    Abstract: Embodiments of the disclosed subject matter may provide a wearable device that includes an organic light emitting diode (OLED) light source to output light. At least one emissive layer of the OLED light source of the wearable device may have a plurality of segments that are independently controllable to output the light at a duty cycle of less than 100%. The OLED light source of the wearable device may be encapsulated.
    Type: Grant
    Filed: August 19, 2020
    Date of Patent: November 15, 2022
    Assignee: Universal Display Corporation
    Inventors: Michael Hack, Michael S. Weaver, Julia J. Brown
  • Publication number: 20220352478
    Abstract: An organic light emitting device (OLED) architecture in which efficient operation is achieved for the OLED having three hosts in the emissive layer by incorporating at least one multi-component functional layer selected from the group consisting of a hole injecting layer, a hole transporting layer, an electron blocking layer, a hole blocking layer, an electron transporting layer, and an electron injecting layer.
    Type: Application
    Filed: April 4, 2022
    Publication date: November 3, 2022
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Nicholas J. THOMPSON, Michael S. WEAVER, Chun LIN
  • Patent number: 11482685
    Abstract: A compound of: is disclosed. In Formula IV, 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: November 19, 2020
    Date of Patent: October 25, 2022
    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: 20220293869
    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: May 24, 2022
    Publication date: September 15, 2022
    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: 11424419
    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: April 21, 2020
    Date of Patent: August 23, 2022
    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: 11302872
    Abstract: A composition of matter that includes a novel combination of host compounds containing indol-fused hosts and emissive dopants containing benzofuran or azabenzofuran ligand is disclosed,
    Type: Grant
    Filed: August 18, 2016
    Date of Patent: April 12, 2022
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Lichang Zeng, Vadim Adamovich, Alexey Borisovich Dyatkin, Walter Yeager, Chuanjun Xia, Zhiqiang Ji, Michael S. Weaver