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
    Publication number: 20180282356
    Abstract: A compound having the formula [LA]3-nIr[LB]n is disclosed. In the formula, LA is and LB is Formula I.
    Type: Application
    Filed: March 12, 2018
    Publication date: October 4, 2018
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Zhiqiang JI, Jui-Yi TSAI, Lichang ZENG, Alexey Borisovich DYATKIN, Walter YEAGER, Eric MARGULIES, Pierre-Luc T. BOUDREAULT
  • Organic electroluminescent materials and devices
    Patent number: 10079349
    Abstract: Novel heteroleptic iridium complexes are described. These iridium compounds contain alkyl substituted phenylpyridine ligands, which provide these compounds with beneficial properties when the iridium complexes are incorporated into OLED devices.
    Type: Grant
    Filed: May 24, 2012
    Date of Patent: September 18, 2018
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Jui-Yi Tsai, Chuanjun Xia, Gregg Kottas, Zeinab Elshenaway, Nasrin Ansari, Bert Alleyne
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20180261786
    Abstract: The present invention includes metal complexes that contain a carborane moiety. These metal complexes show desired properties in OLEDs.
    Type: Application
    Filed: March 8, 2018
    Publication date: September 13, 2018
    Inventors: Jui-Yi Tsai, Alexey Borisovich Dyatkin, Gregg Kottas, Chun Lin
  • Organic electroluminescent materials and devices
    Patent number: 10069090
    Abstract: A novel compound having the formula Os(L)n is disclosed, wherein Os is osmium(IV) metal, L is a ligand coordinating to the Os atom, and n is an integer from 1 to 6, wherein each L can be same or different, wherein at least one L is a multidentate ligand, and wherein the compound is neutral.
    Type: Grant
    Filed: November 8, 2013
    Date of Patent: September 4, 2018
    Assignee: Universal Display Corporation
    Inventors: Jui-Yi Tsai, Chuanjun Xia, Miguel A. Esteruelas
  • ORGANIC ELECTROLUMINESCENT MATERIALS AN DEVICES
    Publication number: 20180240989
    Abstract: A compound comprising a ligand LA of Formula I: as well as, devices and formulations containing the compound of Formula 1 are disclosed. In the compounds, having a ligand La of Formula I: wherein R1 represents mono, or di-substitution, or no substitution; wherein R2 represents di, tri, or tetra-substitution; wherein R is selected from hydrogen, deuterium, alkyl, cycloalkyl, and combinations thereof; wherein R1 and R2 are each independently selected from hydrogen, deuterium, alkyl, cycloalkyl, aryl, and combinations thereof; wherein at least one pair of adjacent R2 substitutions are joined to form a fused ring; wherein the ligand LA is coordinated to a metal M; and wherein the ligand LA is optionally linked with other ligands to comprise a tridentate, tetradentate, pentadentate or hexadentate ligand.
    Type: Application
    Filed: April 19, 2018
    Publication date: August 23, 2018
    Applicant: Universal Display Corporation
    Inventors: JUI-YI TSAI, Gregg Kottas, Walter Yeager, Zeinab Elshenawy, Chuanjun Xia, Geza Szigethy, Jason Brooks
  • Organic electroluminescent materials and devices
    Patent number: 10056565
    Abstract: Iridium complexes comprising a tetradentate ligand and two monodentate ligands, devices containing the same and formulations containing the same are described. The iriium complexes can have a structure according to Formula (I) or Formula (II) ?or Formula (III) where the iridium complex includes: a tetradentate ligand coordinated to an iridium core by coordinating atoms XI, X2, X3 and X4; a first monodentate ligand coordinated to the iridium core by coordinating atom Y1; and a second monodentate ligand coordinated to the iridium core by coordinating atom Y2, wherein X1, X2, X3 and X4 are independently selected from the group consisting of an anionic coordinating atom and a neutral coordinating atom, wherein Y1 and Y2 are independently selected from the group consisting of an anionic coordinating atom and a neutral coordinating atom, and A is a linker.
    Type: Grant
    Filed: November 20, 2013
    Date of Patent: August 21, 2018
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Jui-Yi Tsai, Gregg Kottas
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20180233668
    Abstract: The present invention includes novel compounds having a fused carborane ring that may be used as materials for OLEDs, such as charge transporters or hosts.
    Type: Application
    Filed: February 9, 2018
    Publication date: August 16, 2018
    Inventors: Alexey Borisovich Dyatkin, Gregg Kottas, Jui-Yi Tsai, Chun Lin
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20180190914
    Abstract: An OLED including an organic layer that contains metal complex compounds that are useful as a phosphorescent emitter is disclosed. The metal complex compounds include ligands that incorporate fluorinated side chains and has at least one substituent R selected from the group consisting of partially fluorinated alkyl, partially fluorinated cycloalkyl, and combinations thereof, wherein R is directly bonded to an aromatic ring, In the compound, C having an F attached thereto is separated by at least one carbon atom from the aromatic ring.
    Type: Application
    Filed: March 5, 2018
    Publication date: July 5, 2018
    Applicant: Universal Display Corporation
    Inventors: Jui-Yi TSAI, Alexey Borisovich DYATKIN, Pierre-Luc T. BOUDREAULT, Walter YEAGER, Chuanjun XIA
  • Organic electroluminescent materials and devices
    Patent number: 10008678
    Abstract: Imidazo[1,2-f]phenanthridine compounds are provided. The compounds have a twisted aryl moiety further substituted by alkyl having four or more atoms. The compounds may be used in organic light emitting devices, particularly as emissive dopants, providing devices with improved efficiency, stability, and manufacturing. In particular, the compounds provided herein may be used in blue devices having high efficiency.
    Type: Grant
    Filed: July 14, 2014
    Date of Patent: June 26, 2018
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Jui-Yi Tsai, Walter Yeager, Jason Brooks, Scott Beers, Gregory S. Kottas, Edward Barron, Raymond Kwong
  • Organic electroluminescent materials and devices
    Patent number: 10000517
    Abstract: Phosphorescent metal complexes comprising a pendant redox-active metallocene are disclosed. These complexes are useful as emitters for phosphorescent OLEDs.
    Type: Grant
    Filed: May 9, 2017
    Date of Patent: June 19, 2018
    Assignee: Universal Display Corporation
    Inventors: Jui-Yi Tsai, Chuanjun Xia
  • Organic electroluminescent materials and devices
    Patent number: 9978961
    Abstract: A compound comprising a ligand LA of Formula I: as well as, devices and formulations containing the compound of Formula 1 are disclosed. In the compounds, having a ligand La of Formula I: wherein R1 represents mono, or di-substitution, or no substitution; wherein R2 represents mono, di, tri, or tetra-substitution, or no substitution; wherein R is selected from hydrogen, deuterium, alkyl, cycloalkyl, and combinations thereof; wherein R1 and R2 are each independently selected from hydrogen, deuterium, alkyl, cycloalkyl, aryl, and combinations thereof; wherein any adjacent substituents of R2 are optionally joined to form a fused ring; wherein the ligand LA is coordinated to a metal M; and wherein the ligand LA is optionally linked with other ligands to comprise a tridentate, tetradentate, pentadentate or hexadentate ligand.
    Type: Grant
    Filed: June 20, 2014
    Date of Patent: May 22, 2018
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Jui-Yi Tsai, Gregg Kottas, Walter Yeager, Zeinab Elshenawy, Chuanjun Xia, Geza Szigethy, Jason Brooks
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20180134954
    Abstract: Novel Iridium complexes having three different bidentate ligands useful for phosphorescent emitters in OLEDs are disclosed. At least one of the three different bidentate ligands is a carbene ligand.
    Type: Application
    Filed: January 10, 2018
    Publication date: May 17, 2018
    Applicant: Universal Display Corporation
    Inventors: Jui-Yi TSAI, Chuanjun XIA, Chun LIN, Adrian U. PALACIOS, Enrique OÑATE, Miguel A. Esteruelas, Pierre-Luc T. BOUDREAULT, Sonia BAJO, Montserrat OLIVÁN
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20180130963
    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: January 3, 2018
    Publication date: May 10, 2018
    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: 20180102487
    Abstract: A compound having the formula Ir(LA)n(LB)3-n, having the structure of Formula I is provided. In the structure of Formula I, each of A1 through A8 is independently carbon or nitrogen; at least one of A1 through A8 is nitrogen; ring B is bonded to ring A through a C—C bond; the iridium is bonded to ring A through an Ir—C bond; X is O, S, or Se; each of R1 through R5 are independently selected from a variety of substituents, which may be linked for form a ring; n is an integer from 1 to 3; and at least one R2 adjacent to ring C is not hydrogen. Formulations and devices, such as OLEDs, that include the first compound are also provided.
    Type: Application
    Filed: March 3, 2017
    Publication date: April 12, 2018
    Applicant: Universal Display Corporation
    Inventors: Jui-Yi TSAI, Alexey Borisovich DYATKIN, Walter YEAGER, Chuanjun XIA
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20180097185
    Abstract: 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: Application
    Filed: October 10, 2017
    Publication date: April 5, 2018
    Inventors: Mingjuan Su, Walter Yeager, Alan DeAngelis, Bin Ma, Jui-Yi Tsai, Lichang Zeng, Chuanjun Xia
  • Organic electroluminescent materials and devices
    Patent number: 9929361
    Abstract: A compound having a structure of formula OsL1L2 is described. In the structure of OsL1L2, L1 is a tetradentate ligand coordinated to Os; L2 is a bidentate ligand coordinated to Os; and L1 adopts a non-square planar coordination geometry. Formulations and devices, such as an OLEDs, that include the compound of Formula OsL1L2 are also described.
    Type: Grant
    Filed: January 15, 2016
    Date of Patent: March 27, 2018
    Assignee: Universal Display Corporation
    Inventors: Jui-Yi Tsai, Chuanjun Xia, Miguel A. Esteruelas, Roberto G. Alabau, Montserrat Olivan, Enrique Oñate
  • Organic electroluminescent materials and devices
    Patent number: 9893306
    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: July 26, 2017
    Date of Patent: February 13, 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
    Publication number: 20180026208
    Abstract: The present invention includes iridium complexes containing novel hexadentate ligands. The multidentate iridium complexes show desired properties in term of EQE, LT, CIE, etc.
    Type: Application
    Filed: July 5, 2017
    Publication date: January 25, 2018
    Inventors: Jui-Yi Tsai, Zhiqiang Ji, Chuanjun Xia
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20180026210
    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: Application
    Filed: July 18, 2017
    Publication date: January 25, 2018
    Inventors: Alexey Borisovich Dyatkin, Jui-Yi Tsai, Zhiqiang Ji, Chuanjun Xia
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20170365801
    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: June 9, 2017
    Publication date: December 21, 2017
    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