Patents by Inventor Jui-Yi Tsai

Jui-Yi Tsai 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).

  • Organic electroluminescent materials and devices
    Patent number: 10297769
    Abstract: Novel heteroleptic iridium carbene complexes are provided, which contain at least two different carbene ligands. Selective substitution of the carbene ligands provides for phosphorescent compounds that are suitable for use in a variety of OLED devices.
    Type: Grant
    Filed: June 15, 2017
    Date of Patent: May 21, 2019
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Chun Lin, Chuanjun Xia, Jui-Yi Tsai, Bin Ma
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20190135843
    Abstract: Novel phosphorescent OLED emitters based on metal complexes with indolizine-derived heterocycles as ligands are disclosed. Structural variations of the ligands provide access to a variety of green, yellow and red emitters.
    Type: Application
    Filed: October 22, 2018
    Publication date: May 9, 2019
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Alexey Borisovich DYATKIN, Zhiqiang JI, Jui-Yi TSAI, Jerald FELDMAN
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20190140191
    Abstract: 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: Application
    Filed: December 28, 2018
    Publication date: May 9, 2019
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Jui-Yi TSAI, Eric A. MARGULIES, Zhiqiang JI, Alexey Borisovich DYATKIN, Walter YEAGER, Mingjuan SU
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20190140193
    Abstract: An organic light emitting device (OLED) that includes an anode, a cathode, and an organic layer disposed between the anode and the cathode, the organic layer comprising a light-emitting dopant within a host material, the host material including an optically active host compound; wherein one enantiomer of the optically active host compound is present in an enantiomeric excess (ee) of at least 75%. A consumer product that includes the OLED.
    Type: Application
    Filed: October 29, 2018
    Publication date: May 9, 2019
    Inventors: Alexey Borisovich Dyatkin, Jui-Yi Tsai, Ting-Chih Wang, Jerald Feldman
  • Carbene metal complexes as OLED materials
    Patent number: 10249834
    Abstract: An organic light emitting device having an anode, a cathode and an organic layer disposed between the anode and the cathode is provided.
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: April 2, 2019
    Assignees: The University of Southern California, Universal Display Corporation
    Inventors: Peter Djurovich, Jui-Yi Tsai, Chun Lin, Jason Brooks, Bert Alleyne, Mark E. Thompson, Peter B. MacKenzie, Bin Ma
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20190088889
    Abstract: The present invention includes novel heteroleptic/homoleptic iridium complexes containing two tridentate ligands, where at least one of the tridentate ligands comprises of pyridinium-derived N-heterocyclic carbene. The compounds of the present invention may be useful for organic electroluminescent devices.
    Type: Application
    Filed: September 20, 2018
    Publication date: March 21, 2019
    Inventors: Jui-Yi Tsai, Mingjuan Su
  • Organic electroluminescent materials and devices
    Patent number: 10236456
    Abstract: A compound that includes a ligand L, having the formula, is provided. In the structure of Formula I, each R1, R2, R3, R4, R4, R5, R6, R7, and R8 is independently selected from a variety of substituents; any adjacent substituents are optionally joined or fused into a ring; at least one of R3, R4, and R5 is not hydrogen; “a” is an integer from 0 to 10; (i) when a is 0, at least one of R7, R8, and an R2 adjacent to ring B, is not hydrogen, and (ii) when a is 1 to 10, at least one of an R2 adjacent to ring A and an R6 adjacent to ring C is not hydrogen; ligand L is coordinated to a metal M having an atomic weight greater than 40; and ligand L is optionally linked with other ligands to comprise a tridentate, tetradentate, pentadentate or hexadentate ligand.
    Type: Grant
    Filed: March 24, 2017
    Date of Patent: March 19, 2019
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Jui-Yi Tsai, Lichang Zeng, Alexey Borisovich Dyatkin, Walter Yeager, Edward Barron, Bin Ma, Chuanjun Xia
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20190067600
    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: Application
    Filed: August 8, 2018
    Publication date: February 28, 2019
    Inventors: Alexey Borisovich Dyatkin, Pierre-Luc T. Boudreault, Zhiqiang Ji, Suman Layek, Jui-Yi Tsai
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20190067601
    Abstract: A compound having a first ligand LA of Formula I shown below is disclosed.
    Type: Application
    Filed: August 16, 2018
    Publication date: February 28, 2019
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Zhiqiang JI, Alexey Borisovich DYATKIN, Jui-Yi TSAI, Suman LAYEK, Pierre-Luc T. BOUDREAULT
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20190058138
    Abstract: Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1?,2?-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.
    Type: Application
    Filed: October 16, 2018
    Publication date: February 21, 2019
    Applicant: Universal Display Corporation
    Inventors: David KNOWLES, Chun LIN, Peter MACKENZIE, Jui-Yi TSAI, Robert W. WALTERS, Scott BEERS, Cory S. BROWN, Walter YEAGER
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20190051844
    Abstract: A compound having the formula [LA]yIr[LB]x is disclosed, where LA is selected from one of the following:
    Type: Application
    Filed: July 25, 2018
    Publication date: February 14, 2019
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Zhiqiang JI, Alexey Borisovich DYATKIN, Jui-Yi TSAI, Walter YEAGER, Edward BARRON
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20190044075
    Abstract: A novel method for forming a metal-carbene bond is disclosed.
    Type: Application
    Filed: October 9, 2018
    Publication date: February 7, 2019
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Chun LIN, Chuanjun XIA, Jui-Yi TSAI
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20190019963
    Abstract: A metal compound including a first ligand LA having the Formula: is disclosed. The metal compounds are useful in the emissive layer in organic light emitting devices.
    Type: Application
    Filed: May 30, 2018
    Publication date: January 17, 2019
    Applicant: Universal Display Corporation
    Inventors: Zhiqiang JI, Alexey Borisovich DYATKIN, Jui-Yi TSAI
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20180375037
    Abstract: Novel metal compounds having a first ligand LA that has the following formula: Formula I useful as emitters in OLED application are disclosed.
    Type: Application
    Filed: May 24, 2018
    Publication date: December 27, 2018
    Applicant: Universal Display Corporation
    Inventors: Hsiao-Fan CHEN, Mingjuan SU, Zhiqiang JI, Jui-Yi TSAI, Jason BROOKS, Paul M. LAHTI
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20180370999
    Abstract: The present invention includes a series of novel osmium bis(tridenatate) complexes with emission profiles in the near-infrared region.
    Type: Application
    Filed: May 18, 2018
    Publication date: December 27, 2018
    Inventors: Jui-Yi Tsai, Alexey Borisovich Dyatkin, Zhiqiang Ji, Paul M. Lahti, Miguel A. Esteruelas, Ana M. Lopez, Enrique Onate, Ainhoa San Torcuato, Pierre-Luc T. Boudreault
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20180375035
    Abstract: A compound comprising a first ligand LA of Formula I is provided. In Formula I, A is a 5- or 6-membered aryl or heteroaryl ring; each of Z1-Z11 is either C or N; each of Y1-Y4 is selected from a direct bond, BR, NR, PR, O, S, Se, C?O, S?O, SO2, CRR?, SiRR?, and GeRR?; at least one of Y1 and Y2 is not a direct bond; at least one of Y3 and Y4 is not a direct bond; each RA, RB, RC, R, and R? is independently hydrogen or a variety of substituents; any two adjacent substitutions in RA, RB and RC can be joined or fused into a ring; ligand LA is coordinated to a metal M; LA is optionally linked with other ligands; and M is optionally coordinated to other ligands. Organic light emitting devices and consumer products containing the compounds are also disclosed.
    Type: Application
    Filed: June 15, 2018
    Publication date: December 27, 2018
    Applicant: Universal Display Corporation
    Inventors: Zhiqiang Ji, Alexey Borisovich Dyatkin, Jui-Yi Tsai
  • Organic electroluminescent materials and devices
    Patent number: 10158090
    Abstract: Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1?,2?-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.
    Type: Grant
    Filed: January 3, 2018
    Date of Patent: December 18, 2018
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: David Knowles, Chun Lin, Peter Mackenzie, Jui-Yi Tsai, Robert W. Walters, Scott Beers, Cory S. Brown, Walter Yeager
  • Organic electroluminescent materials and devices
    Patent number: 10153443
    Abstract: The present invention includes novel metal complexes derived from pyridyl substituted aromatic compound core structures. These compounds can be used as emitters for PHOLEDs.
    Type: Grant
    Filed: July 18, 2017
    Date of Patent: December 11, 2018
    Assignee: Universal Display Corporation
    Inventors: Alexey Borisovich Dyatkin, Jui-Yi Tsai, Zhiqiang Ji, Chuanjun Xia
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20180337351
    Abstract: 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: Application
    Filed: April 26, 2018
    Publication date: November 22, 2018
    Inventors: Jerald Feldman, Jui-Yi Tsai, Alexey Borisovich Dyatkin, Zhiqiang Ji, Mingjuan Su, Tongxiang (Aaron) Lu
  • Organic electroluminescent materials and devices
    Patent number: 10135008
    Abstract: A novel Pt tetradentate complexes having Pt—O bond is disclosed. These complexes are useful as emitters in phosphorescent OLEDs.
    Type: Grant
    Filed: December 10, 2014
    Date of Patent: November 20, 2018
    Assignee: Universal Display Corporation
    Inventors: Chun Lin, Chuanjun Xia, Jui-Yi Tsai