Patents by Inventor Eric A. MARGULIES
Eric A. MARGULIES 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).
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Patent number: 11753425Abstract: A compound is disclosed that includes a ligand LA of Formula I where ring C is a 5-membered or a 6-membered carbocyclic or heterocyclic ring; each RA, RB, and RC independently represents mono to the maximum allowable number of substitutions, or no substitution; LA is complexed to a metal M; M is optionally coordinated to other ligands; the ligand LA is optionally linked with other ligands to comprise a tridentate, tetradentate, pentadentate, or hexadentate ligand; and any two substituents of RB and RC may be joined or fused together to form a ring.Type: GrantFiled: June 17, 2019Date of Patent: September 12, 2023Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Pierre-Luc T. Boudreault, Eric A. Margulies, Bert Alleyne
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Patent number: 11725021Abstract: An OLED including an anode, a cathode, and an organic layer between the anode and the cathode, where the organic layer includes a compound having the formula [LA]3-nIr[LB]n is disclosed.Type: GrantFiled: September 14, 2021Date of Patent: August 15, 2023Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Zhiqiang Ji, Jui-Yi Tsai, Lichang Zeng, Alexey Borisovich Dyatkin, Walter Yeager, Eric Margulies, Pierre-Luc T. Boudreault
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Publication number: 20230247884Abstract: Embodiments of the disclosed subject matter provide a device including an organic light emitting device (OLED) display having at least one pixel having a plurality of sub-pixels, where at least one color sub-pixel of the plurality of sub-pixels may be configured to output red light, green light, and/or blue light. The device may include at least one sub-pixel that is configured to have a Lambertian emission, and at least one sub-pixel having a microcavity configured for direct emission such that a first ratio of light from the direct emission sub-pixel in a cone having an angle of 0-20° in a normal direction relative to an overall light emission from the direct emission sub-pixel having at least 10%, at least 20%, and/or at least 30% higher than a second ratio of light from the Lambertian emission sub-pixel.Type: ApplicationFiled: January 27, 2023Publication date: August 3, 2023Inventors: Michael HACK, Michael Stuart WEAVER, Eric A. MARGULIES, Lorne A. WHITEHEAD
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Patent number: 11697661Abstract: 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: GrantFiled: September 24, 2020Date of Patent: July 11, 2023Assignee: Universal Display CorporationInventors: Lichang Zeng, Zhiqiang Ji, Eric A. Margulies, Paul M. Lahti, Michael S. Weaver
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Patent number: 11690284Abstract: A compound having a metal coordination complex structure, where the compound is capable of functioning as a phosphorescent emitter in an organic light emitting device at room temperature is disclosed. The compound has a first ligand coordinated to a metal. The free-state of the first ligand has a first triplet energy T1 of EL at 77K, while the compound has a first triplet energy T1 of E at 77K, and the difference in energy (?E) between E and EL is ?250 meV. The compound has a triplet emission spectrum with a FWHM value of no more than 45 nm. Organic light emitting devices, consumer products, and formulations containing the compounds are also disclosed.Type: GrantFiled: June 16, 2020Date of Patent: June 27, 2023Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Jui-Yi Tsai, Eric A. Margulies, Zhiqiang Ji, Alexey Borisovich Dyatkin, Walter Yeager, Mingjuan Su
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Publication number: 20230138288Abstract: A heteroleptic compound of formula Ir(LA)m(LB)n, where LA has a structure of Formula I, and LB has Formula II, is provided. In Formulae I and II, moieties A and D are independently a rings or polycyclic ring systems, one of moiety A and moiety D is coordinated to Ir by a 5-membered ring, and the other is coordinated to Ir by a 6-membered ring; each of X, X1 to X12 is C or N; Y is a linking atom; each RA, RB, RC, RD, and RE is hydrogen or a general substituent; and at least one RD or RE substituent comprises an electron-withdrawing group, or an aryl or heteroaryl substituted with an electron-withdrawing group. Formulations, OLEDs, and consumer products containing the compound are also provided.Type: ApplicationFiled: November 23, 2022Publication date: May 4, 2023Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: Wei-Chun Shih, Eric A. Margulies, Alexey Borisovich Dyatkin, Jui-Yi Tsai, Jerald Feldman, Pierre-Luc T. Boudreault, Walter YEAGER
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Publication number: 20230108554Abstract: Embodiments of the disclosed subject matter provide an organic light emitting diode (OLED) having an anode, a cathode, an emissive layer disposed between the anode and the cathode, and a hole blocking layer disposed between the emissive and the cathode. The emissive layer may include a phosphorescent dopant, where the phosphorescent dopant has an emission in 0.5% doped PMMA (Poly(methyl methacrylate)) thin film with a peak maximum wavelength that is greater than or equal to 600 nm at room temperature. The energy of a highest occupied molecular orbital (HOMO) of the phosphorescent dopant may be lower than or equal to ?5.1 eV, and the energy of the HOMO of the hole blocking layer is at least 0.1 eV lower than the energy of the HOMO of the phosphorescent dopant.Type: ApplicationFiled: October 25, 2022Publication date: April 6, 2023Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: Vadim ADAMOVICH, Eric A. MARGULIES, Pierre-Luc T. BOUDREAULT
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Publication number: 20230071261Abstract: A compound comprising a ligand of LA of Formula I, is provided with variables as defined herein. Formulations, OLEDs, and consumer products including the compound are also disclosed.Type: ApplicationFiled: June 20, 2022Publication date: March 9, 2023Applicant: Universal Display CorporationInventors: Jui-Yi TSAI, Alexey Borisovich DYATKIN, Walter YEAGER, Pierre-Luc T. BOUDREAULT, Wei-Chun SHIH, Eric A. MARGULIES
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Publication number: 20230042189Abstract: Embodiments of the disclosed subject matter provide a device having a reflective electrode, and a first organic light emitting device (OLED), where the reflective electrode may be disposed over the first OLED. The device may include a partially reflective electrode, where the first OLED may be disposed over the partially reflective electrode. The device may include a second OLED, where the partially reflective electrode may be disposed over the second OLED. The device may include a first transparent electrode, where the second OLED may be disposed over the transparent electrode, and a substrate, where the transparent electrode may be disposed over the substrate. At least one of the partially reflective electrode and the first transparent electrode may be configured to be independently addressable, and the first OLED may be configured to be separately driven from the second OLED.Type: ApplicationFiled: June 30, 2022Publication date: February 9, 2023Inventors: Eric A. MARGULIES, Michael Stuart WEAVER, Michael HACK
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Publication number: 20230006146Abstract: Compounds that are organic radicals that can have a dual function. The compounds can be fluorescent emitters that emit in the near-IR. The compounds can also facilitate reverse intersystem crossing (RISC) to convert triplet excitons in an OLED to singlet excited states to maximize utilization of generated excitons in the OLED and approach 100% internal quantum efficiency.Type: ApplicationFiled: July 28, 2022Publication date: January 5, 2023Inventors: Hsiao-Fan Chen, Tongxiang (Aaron) Lu, Nicholas J. Thompson, Eric A. Margulies, George Fitzgerald, Jerald Feldman
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Publication number: 20220399517Abstract: The present disclosure provides for an organic electroluminescent device (OLED) including an anode; a cathode; and an emissive layer, disposed between the anode and the cathode. The emissive layer includes a phosphorescent dopant, a first host, and a second host, wherein the first host transports holes, the second host transports electrons, and the first host is fully or partially deuterated. Consumer products that include the OLED are also provided.Type: ApplicationFiled: July 14, 2022Publication date: December 15, 2022Applicant: Universal Display CorporationInventors: Tyler FLEETHAM, Eric A. MARGULIES, Bin MA, Pierre-Luc T. BOUDREAULT, Bert ALLEYNE, Ting-Chih WANG
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Patent number: 11515482Abstract: Embodiments of the disclosed subject matter provide an organic light emitting diode (OLED) having an anode, a cathode, an emissive layer disposed between the anode and the cathode, and a hole blocking layer disposed between the emissive and the cathode. The emissive layer may include a phosphorescent dopant, where the phosphorescent dopant has an emission in 0.5% doped PMMA (Poly(methyl methacrylate)) thin film with a peak maximum wavelength that is greater than or equal to 600 nm at room temperature. The energy of a highest occupied molecular orbital (HOMO) of the phosphorescent dopant may be lower than or equal to ?5.1 eV, and the energy of the HOMO of the hole blocking layer is at least 0.1 eV lower than the energy of the HOMO of the phosphorescent dopant.Type: GrantFiled: October 9, 2019Date of Patent: November 29, 2022Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Vadim Adamovich, Eric A. Margulies, Pierre-Luc T. Boudreault
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Publication number: 20220293869Abstract: 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: ApplicationFiled: May 24, 2022Publication date: September 15, 2022Applicant: Universal Display CorporationInventors: 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
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Patent number: 11444249Abstract: Compounds that are organic radicals that can have a dual function. The compounds can be fluorescent emitters that emit in the near-IR. The compounds can also facilitate reverse intersystem crossing (RISC) to convert triplet excitons in an OLED to singlet excited states to maximize utilization of generated excitons in the OLED and approach 100% internal quantum efficiency.Type: GrantFiled: September 7, 2018Date of Patent: September 13, 2022Assignee: Universal Display CorporationInventors: Hsiao-Fan Chen, Tongxiang (Aaron) Lu, Nicholas J. Thompson, Eric A. Margulies, George Fitzgerald, Jerald Feldman
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Patent number: 11424419Abstract: 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: GrantFiled: April 21, 2020Date of Patent: August 23, 2022Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: 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
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Publication number: 20220181561Abstract: High performance OLED that includes deuterated compounds in the emissive layer are disclosed. The OLED includes an anode; a cathode; and an emissive layer, disposed between the anode and the cathode. In the OLED, the emissive layer includes a first phosphorescent emitter and a first host; the first phosphorescent emitter is a metal complex; the first host is partially or fully deuterated; and at least one additional condition is true.Type: ApplicationFiled: February 16, 2022Publication date: June 9, 2022Applicant: Universal Display CorporationInventors: Tyler FLEETHAM, Nicholas J. THOMPSON, Jason BROOKS, Ivan MILAS, Jerald FELDMAN, Siva Kumar TALLURI, Mahesh PAUDYAL, Douglas WILLIAMS, Eric A. MARGULIES, Chun LIN, Bin MA
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Publication number: 20220115616Abstract: Devices and techniques are provided for achieving OLED devices that include one or more plasmonic material exhibiting surface plasmon resonance and one or more outcoupling layers.Type: ApplicationFiled: December 21, 2021Publication date: April 14, 2022Inventors: Michael Fusella, Nicholas J. Thompson, Eric A. Margulies
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Publication number: 20220106344Abstract: A compound including a first ligand LA of Formula I, is disclosed. In Formula I, ring B is a 5- or 6-membered ring; X1, X2, and X3 are each CRA or N; R is a 5- or 6-membered carbocyclic or heterocyclic ring, which can be further fused or substituted; and (1) when ring B is an unfused 6-membered ring, X1 and X2 are N, and X3 is C; and (2) when ring B is a fused 6-membered ring, ring B has the structure of Formula II, In this structure, the wavy line indicates the point of connection to ring A; Q1 to Q6 are each C or N; and, when proviso (2) applies, (I) at least one of X1, X2, and X3 is N; or (II) R is two or more fused or unfused 5- or 6-membered carbocyclic or heterocyclic rings, or (III) at least ring A or R is substituted with a partially or fully deuterated alkyl or partially or fully deuterated cycloalkyl group.Type: ApplicationFiled: December 8, 2021Publication date: April 7, 2022Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: Derek Ian WOZNIAK, Zhiqiang JI, James FIORDELISO, Wei-Chun SHIH, Pierre-Luc T. BOUDREAULT, Walter YEAGER, Bert ALLEYNE, Henry Carl HERBOL, Eric A. MARGULIES, Rasha HAMZE
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Publication number: 20220009954Abstract: An OLED including an anode, a cathode, and an organic layer between the anode and the cathode, where the organic layer includes a compound having the formula [LA]3-nIr[LB]n is disclosed.Type: ApplicationFiled: September 14, 2021Publication date: January 13, 2022Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: Zhiqiang JI, Jui-Yi TSAI, Lichang ZENG, Alexey Borisovich DYATKIN, Walter YEAGER, Eric MARGULIES, Pierre-Luc T. BOUDREAULT
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Patent number: 11217762Abstract: Devices and techniques are provided for achieving OLED devices that include one or more plasmonic material exhibiting surface plasmon resonance and one or more outcoupling layers.Type: GrantFiled: November 19, 2019Date of Patent: January 4, 2022Assignee: Universal Display CorporationInventors: Michael Fusella, Nicholas J. Thompson, Eric A. Margulies