Patents by Inventor Ting-Chih Wang

Ting-Chih Wang 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: 11183646
    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: Grant
    Filed: October 29, 2018
    Date of Patent: November 23, 2021
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Alexey Borisovich Dyatkin, Jui-Yi Tsai, Ting-Chih Wang, Jerald Feldman
  • Publication number: 20210323968
    Abstract: A compound containing indolocarbazole having a formula: Formula I is disclosed.
    Type: Application
    Filed: June 15, 2021
    Publication date: October 21, 2021
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: BIN MA, VADIM ADAMOVICH, ALAN DEANGELIS, TING-CHIH WANG
  • Patent number: 11117897
    Abstract: A compound containing indolocarbazole having a formula: Formula I is disclosed.
    Type: Grant
    Filed: March 22, 2018
    Date of Patent: September 14, 2021
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Bin Ma, Vadim Adamovich, Alan Deangelis, Ting-Chih Wang
  • Publication number: 20210257554
    Abstract: A composition of materials including a first compound having a structure according to Formula I
    Type: Application
    Filed: January 19, 2021
    Publication date: August 19, 2021
    Applicant: Universal Display Corporation
    Inventors: Lichang ZENG, Suman LAYEK, Pierre-Luc T. BOUDREAULT, Zeinab ELSHENAWY, Gregg KOTTAS, Alexey Borisovich DYATKIN, Scott JOSEPH, Vadim ADAMOVICH, Chuanjun XIA, Ting-Chih WANG, Walter YEAGER
  • Patent number: 11024811
    Abstract: A composition of materials including a first compound having a structure according to Formula I
    Type: Grant
    Filed: April 10, 2019
    Date of Patent: June 1, 2021
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Lichang Zeng, Suman Layek, Pierre-Luc T. Boudreault, Zeinab Elshenawy, Gregg Kottas, Alexey Borisovich Dyatkin, Scott Joseph, Vadim Adamovich, Chuanjun Xia, Ting-Chih Wang, Walter Yeager
  • Patent number: 10950803
    Abstract: This invention discloses a novel multicomponent system or a single compound that is capable of performing triplet-triplet annihilation up conversion process. (TTA-UC) A solution or solid film that comprises this TTA-UC system or compound is provided. This system or compound can be used in an optical or optoelectronic device.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: March 16, 2021
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Chuanjun Xia, Ting-Chih Wang, Chun Lin
  • Publication number: 20200335702
    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: Application
    Filed: July 2, 2020
    Publication date: October 22, 2020
    Applicant: 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: 20200303652
    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: Application
    Filed: June 10, 2020
    Publication date: September 24, 2020
    Applicant: Universal Display Corporation
    Inventors: Vadim ADAMOVICH, Lichang ZENG, Ting-Chih WANG, Chuanjun XIA, Michael S. WEAVER
  • Patent number: 10749113
    Abstract: A mixture containing three different compounds that is useful as a stable co-evaporation source material for a vacuum deposition tool is disclosed. The mixture comprises a first compound; a second compound; and a third compound that are all organic compounds and have different chemical structures from each other and each has an evaporation temperature T1, T2, and T3, respectively, in the range of 150 to 350° C. T1, T2, and T3 differ from each other by less than 20° C. The first compound has a concentration C1 in the first mixture and a concentration C2 in a film deposited by evaporating the first mixture in a high vacuum deposition tool under a predefined deposition condition where |(C1?C2)/C1| is less than 5%.
    Type: Grant
    Filed: September 24, 2015
    Date of Patent: August 18, 2020
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Vadim Adamovich, Lichang Zeng, Ting-Chih Wang, Chuanjun Xia, Michael S. Weaver
  • Patent number: 10749114
    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 27, 2018
    Date of Patent: August 18, 2020
    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
  • Patent number: 10662196
    Abstract: The present invention discloses novel indolocarbazole containing material which can be used for OLEDs. These materials may serve as hosts, charge transporting and blocking materials and may improve OLED performance.
    Type: Grant
    Filed: October 25, 2017
    Date of Patent: May 26, 2020
    Assignee: Universal Display Corporation
    Inventors: Bin Ma, Ting-Chih Wang, Vadim Adamovich, Chun Lin
  • Publication number: 20200079735
    Abstract: A novel composition formed of a first compound is disclosed where the first compound is selected from
    Type: Application
    Filed: August 22, 2019
    Publication date: March 12, 2020
    Applicant: Universal Display Corporation
    Inventors: Bin MA, Ting-Chih WANG, Vadim ADAMOVICH
  • Publication number: 20190319194
    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. The first and second compounds can have an evaporation temperature T1 and T2, respectively, of 150 to 350° C., and the absolute value of T1-T2 can be less than 20° C. The first compound can have a concentration C1 in the mixture and a concentration C2 in a film formed by evaporating the mixture in a vacuum deposition tool at a constant pressure between 1×10?6 Torr to 1×10?9 Torr, at a 2 ?/sec deposition rate on a surface positioned at a predefined distance away from the mixture being evaporated, where the absolute value of (C1?C2)/C1 is less than 5%.
    Type: Application
    Filed: June 17, 2019
    Publication date: October 17, 2019
    Applicant: Universal Display Corporation
    Inventors: Chuanjun XIA, Chun LIN, Ting-Chih WANG
  • Publication number: 20190280212
    Abstract: 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: Application
    Filed: May 23, 2019
    Publication date: September 12, 2019
    Applicant: Universal Display Corporation
    Inventors: Lichang ZENG, Chuanjun XIA, Scott JOSEPH, Walter YEAGER, Mingjuan SU, Ting-Chih WANG
  • Publication number: 20190280221
    Abstract: The present invention relates to novel iridium complexes that can be used in organic light emitting devices (OLEDs). The present invention relates to the iridium complexes, devices comprising the iridium complexes, and formulations comprising the iridium complexes.
    Type: Application
    Filed: May 22, 2019
    Publication date: September 12, 2019
    Applicant: Universal Display Corporation
    Inventors: Bin MA, Edward BARRON, Alan DEANGELIS, Walter YEAGER, Zeinab ELSHENAWY, Harvey WENDT, Ting-Chih WANG, Kwang-Ohk CHEON, Chuanjun XIA
  • Publication number: 20190259957
    Abstract: A composition of materials including a first compound having a structure according to Formula I
    Type: Application
    Filed: April 10, 2019
    Publication date: August 22, 2019
    Applicant: Universal Display Corporation
    Inventors: Lichang ZENG, Suman Layek, Pierre-Luc T. Boudreault, Zeinab Elshenawy, Gregg Kottas, Alexey Borisovich Dyatkin, Scott Joseph, Vadim Adamovich, Chuanjun Xia, Ting-Chih Wang, Walter Yeager
  • Patent number: 10381569
    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. The first and second compounds can have an evaporation temperature T1 and T2, respectively, of 150 to 350° C., and the absolute value of T1?T2 can be less than 20° C. The first compound can have a concentration C1 in the mixture and a concentration C2 in a film formed by evaporating the mixture in a vacuum deposition tool at a constant pressure between 1×10?6 Torr to 1×10?9 Torr, at a 2 ?/sec deposition rate on a surface positioned at a predefined distance away from the mixture being evaporated, where the absolute value of (C1?C2)/C1 is less than 5%.
    Type: Grant
    Filed: November 25, 2014
    Date of Patent: August 13, 2019
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Chuanjun Xia, Chun Lin, Ting-Chih Wang
  • Patent number: 10361375
    Abstract: A composition formed of a mixture of a first compound and a second compound wherein 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. The first compound has an evaporation temperature T1 and the second compound has an evaporation temperature T2 where both T1 and T2 are between 100 to 400 ° C. and the absolute value of T1-T2 is less than 20 ° C. The first compound has a concentration C1 in said mixture and a concentration C2 in a film formed by evaporating said mixture in a high vacuum deposition tool with a chamber base pressure between 1×10?6 Torr to 1×10?9 Torr, at a 2?/sec deposition rate on a surface positioned at a predefined distance away from the mixture being evaporated; and wherein absolute value of (C1-C2)/C1 is less than 5%.
    Type: Grant
    Filed: September 24, 2015
    Date of Patent: July 23, 2019
    Assignee: Universal Display Corporation
    Inventors: Lichang Zeng, Chuanjun Xia, Scott Joseph, Walter Yeager, Mingjuan Su, Ting-Chih Wang
  • Patent number: 10355227
    Abstract: The present disclosure relates to novel iridium complexes that can be used in organic light emitting devices (OLEDs). The present disclosure also relates to devices and formulations that incorporate the iridium complexes.
    Type: Grant
    Filed: August 4, 2014
    Date of Patent: July 16, 2019
    Assignee: Universal Display Corporation
    Inventors: Bin Ma, Edward Barron, Alan Deangelis, Walter Yeager, Zeinab Elshenawy, Harvey Wendt, Ting-Chih Wang, Kwang-Ohk Cheon, Chuanjun Xia
  • Patent number: 10297762
    Abstract: A composition comprising a first compound and a second compound is described. The composition can be a mixture of a first compound having a structure according to Formula I, and a second compound having a structure according to Formula II, The composition can also be a mixture of a first compound having a structure according to Formula III, and a second compound having a structure according to Formula IV, Devices, such as OLEDs, that include the compositions for Formulas I & II or Formulas III & IV, as well as, methods of making the same are also described.
    Type: Grant
    Filed: June 9, 2015
    Date of Patent: May 21, 2019
    Assignee: Universal Display Corporation
    Inventors: Lichang Zeng, Suman Layek, Pierre-Luc T. Boudreault, Zeinab Elshenawy, Gregg Kottas, Alexey Borisovich Dyatkin, Scott Joseph, Vadim Adamovich, Chuanjun Xia, Ting-Chih Wang, Walter Yeager