Patents by Inventor Mingjuan Su
Mingjuan Su 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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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: 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: 20220231230Abstract: A premixed co-evaporation source that is a mixture of a first compound and a second compound is disclosed. The co-evaporation source is for vacuum deposition process. The first compound has a different chemical structure than the second compound. The first compound and the second compound are both organic compounds. At least one of the first compound and the second compound contains at least one less abundant stable isotope atom. At least one of the first compound and the second compound is a fluorescent or delayed fluorescent emitter. The first compound has an evaporation temperature T1 of 100 to 400° C.; the second compound has an evaporation temperature T2 of 100 to 400° C.; the absolute value of T1?T2 is less than 20° C.Type: ApplicationFiled: April 1, 2022Publication date: July 21, 2022Applicant: Universal Display CorporationInventors: Lichang ZENG, Chuanjun XIA, Scott JOSEPH, Walter YEAGER, Mingjuan SU, Ting-Chih WANG
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Patent number: 11342510Abstract: A premixed co-evaporation source that is a mixture of a first compound and a second compound is disclosed. The co-evaporation source is for vacuum deposition process. The first compound has a different chemical structure than the second compound. The first compound and the second compound are both organic compounds. At least one of the first compound and the second compound contains at least one less abundant stable isotope atom. At least one of the first compound and the second compound is a fluorescent or delayed fluorescent emitter. The first compound has an evaporation temperature T1 of 100 to 400° C.; the second compound has an evaporation temperature T2 of 100 to 400° C.; the absolute value of T1?T2 is less than 20° C.Type: GrantFiled: May 23, 2019Date of Patent: May 24, 2022Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Lichang Zeng, Chuanjun Xia, Scott Joseph, Walter Yeager, Mingjuan Su, Ting-Chih Wang
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Patent number: 11239432Abstract: A new series of iptycene derivatives as ligands for metal complexes that are useful as phosphorescent emitters for incorporation into OLEDs are disclosed. Provided are compositions that include a compound including a chemical group of Formula I wherein (1) the chemical group of Formula I is included as at least one of the substituents in a bidentate ligand forming the metal complex, or (2) when the substituents in a bidentate ligand forming the metal complex are attached to a six-membered ring, at least one of the such substituents join adjacent substituents and fuse into the six-membered ring attached thereto to form a chemical group having Formula I.Type: GrantFiled: December 8, 2016Date of Patent: February 1, 2022Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Mingjuan Su, Lichang Zeng, Chuanjun Xia
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Patent number: 11196010Abstract: Novel phosphorescent metal complexes containing ligands having the Formula I: bearing either a naphthalene or other fused heterocycle moieties such as benzofuran and benzothiophene useful as emitters in OLEDs and improve the device efficiency and the FWHM of the emission.Type: GrantFiled: September 15, 2017Date of Patent: December 7, 2021Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Pierre-Luc T. Boudreault, Mingjuan Su, Harvey Wendt, Scott Joseph
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Patent number: 11189804Abstract: Novel phosphorescent metal complexes containing ligands having the Formula I: bearing either a naphthalene or other fused heterocycle moieties such as benzofuran and benzothiophene useful as emitters in OLEDs and improve the device efficiency and the FWHM of the emission are disclosed.Type: GrantFiled: April 11, 2018Date of Patent: November 30, 2021Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Pierre-Luc T. Boudreault, Mingjuan Su, Harvey Wendt, Scott Joseph
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Patent number: 11183642Abstract: Novel phosphorescent metal complexes containing ligands having the Formula I: bearing either a naphthalene or other fused heterocycle moieties such as benzofuran and benzothiophene useful as emitters in OLEDs and improve the device efficiency and the FWHM of the emission are disclosed.Type: GrantFiled: November 29, 2017Date of Patent: November 23, 2021Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Pierre-Luc T. Boudreault, Mingjuan Su, Harvey Wendt, Scott Joseph
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Publication number: 20210332072Abstract: A compound having a formula: Formula I useful as emitters in OLEDs is disclosed.Type: ApplicationFiled: June 30, 2021Publication date: October 28, 2021Applicant: Universal Display CorporationInventors: Hsiao-Fan CHEN, Mingjuan SU
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Patent number: 11127906Abstract: Novel phosphorescent metal complexes containing ligands having the Formula I: bearing either a naphthalene or other fused heterocycle moieties such as benzofuran and benzothiophene useful as emitters in OLEDs and improve the device efficiency and the FWHM of the emission are disclosed.Type: GrantFiled: April 4, 2019Date of Patent: September 21, 2021Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Pierre-Luc T. Boudreault, Mingjuan Su, Harvey Wendt, Scott Joseph
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Patent number: 11114624Abstract: The present invention includes a new series of benzofused heterocyclic ligands for metal complexes. These complexes show promising photophysical performance when incorporated into OLEDs.Type: GrantFiled: March 17, 2020Date of Patent: September 7, 2021Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Mingjuan Su, Walter Yeager, Alan Deangelis, Bin Ma, Jui-Yi Tsai, Lichang Zeng, Chuanjun Xia
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Patent number: 11084838Abstract: A compound having a formula: Formula I useful as emitters in OLEDs is disclosed.Type: GrantFiled: April 9, 2018Date of Patent: August 10, 2021Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Hsiao-Fan Chen, Mingjuan Su
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Patent number: 11038115Abstract: A compound including a first ligand LA of Formula I, useful as an emitter in OLEDs is disclosed.Type: GrantFiled: April 3, 2018Date of Patent: June 15, 2021Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Mingjuan Su, Jerald Feldman
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Publication number: 20210095195Abstract: A compound having a Pt tetradentate structure of Formula 1, is provided. In the structure of Formula 1, rings C and D each independently represent 5- or 6-membered carbocyclic or heterocyclic ring; L1, L2, and L3 are each independently a direct bond, BR, NR, PR, O, S, Se, C?O, S?O, SO2, SiRR?, GeRR?, alkyl, cycloalkyl, or a combination thereof; the sum of n1 and n2 is 1 or 2; X is selected from NRE, O, S, and Se; X3 and X4 each independently carbon or nitrogen; and one of Q1, Q3, and Q4 is oxygen, and the remaining two of Q1, Q3, and Q4 each represents a direct bond. Formulations and devices, such as an OLEDs, that include the compound of Formula 1 are also described.Type: ApplicationFiled: December 10, 2020Publication date: April 1, 2021Applicant: Universal Display CorporationInventors: Bin MA, Mingjuan SU, Alan DEANGELIS, Edward BARRON, Chuanjun XIA
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Patent number: 10957866Abstract: New metal complexes containing a substituted fused aromatic moiety is disclosed. The substituents on the fused aromatic moiety fine-tune molecular energy levels and solid-state self-assembly, conducive to improved material performance in devices useful for phosphorescent organic light emitting devices.Type: GrantFiled: May 19, 2017Date of Patent: March 23, 2021Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Lichang Zeng, Mingjuan Su, Edward Barron, Zhiqiang Ji, Chuanjun Xia
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Patent number: 10944062Abstract: The present invention includes novel transition metal complexes of bidentate ligands containing benzofused imidazole moieties. The materials are useful for application in organic electroluminescence devices.Type: GrantFiled: April 26, 2018Date of Patent: March 9, 2021Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Jerald Feldman, Jui-Yi Tsai, Alexey Borisovich Dyatkin, Zhiqiang Ji, Mingjuan Su, Tongxiang (Aaron) Lu
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Patent number: 10889754Abstract: A compound having a Pt tetradentate structure of Formula 1, is provided. In the structure of Formula 1, rings C and D each independently represent 5- or 6-membered carbocyclic or heterocyclic ring; L1, L2, and L3 are each independently a direct bond, BR, NR, PR, O, S, Se, C?O, S?O, SO2, SiRR?, GeRR?, alkyl, cycloalkyl, or a combination thereof; the sum of n1 and n2 is 1 or 2; X is selected from NRE, O, S, and Se; X3 and X4 each independently carbon or nitrogen; and one of Q1, Q3, and Q4 is oxygen, and the remaining two of Q1, Q3, and Q4 each represents a direct bond. Formulations and devices, such as an OLEDs, that include the compound of Formula 1 are also described.Type: GrantFiled: October 18, 2018Date of Patent: January 12, 2021Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Bin Ma, Mingjuan Su, Alan Deangelis, Edward Barron, Chuanjun Xia
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Publication number: 20200335710Abstract: 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: ApplicationFiled: June 16, 2020Publication date: October 22, 2020Applicant: Universal Display CorporationInventors: Jui-Yi TSAI, Eric A. MARGULIES, Zhiqiang JI, Alexey Borisovich DYATKIN, Walter YEAGER, Mingjuan SU
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Publication number: 20200303657Abstract: The present invention includes a new series of benzofused heterocyclic ligands for metal complexes. These complexes show promising photophysical performance when incorporated into OLEDs.Type: ApplicationFiled: March 17, 2020Publication date: September 24, 2020Applicant: Universal Display CorporationInventors: MINGJUAN SU, WALTER YEAGER, ALAN DEANGELIS, BIN MA, JUI-YI TSAI, LICHANG ZENG, CHUANJUN XIA
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Publication number: 20200251668Abstract: 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: April 21, 2020Publication date: August 6, 2020Applicant: 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