Patents by Inventor Takuya Uno

Takuya Uno 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: 12295257
    Abstract: An organic electroluminescence device includes a first electrode; a hole transport region disposed on the first electrode; an emission layer disposed on the hole transport region; an electron transport region disposed on the emission layer; and a second electrode disposed on the electron transport region, wherein the hole transport region includes a polycyclic compound of Formula 1: wherein, in Formula 1, the variables are defined herein.
    Type: Grant
    Filed: September 2, 2020
    Date of Patent: May 6, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventor: Takuya Uno
  • Publication number: 20240389451
    Abstract: An organic electroluminescence device includes a first electrode, a hole transport region on the first electrode, an emission layer on the hole transport region, an electron transport region on the emission layer, and a second electrode on the electron transport region.
    Type: Application
    Filed: January 5, 2024
    Publication date: November 21, 2024
    Inventors: Hideo MIYAKE, Masatsugu UENO, Xiulan JIN, Ichinori TAKADA, Takuya UNO, Hiroaki ITOI
  • Patent number: 12144251
    Abstract: Provided is an organic electroluminescence device including a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region, in which the hole transport region includes a condensed cyclic compound, thereby securing high emission efficiency.
    Type: Grant
    Filed: June 17, 2019
    Date of Patent: November 12, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventor: Takuya Uno
  • Patent number: 12096682
    Abstract: An organic electroluminescence device and a monoamine compound for an organic electroluminescence device are provided. The monoamine compound is represented by Formula 1. In Formula 1, FR is a phenanthryl group which is substituted with one phenyl group.
    Type: Grant
    Filed: December 9, 2018
    Date of Patent: September 17, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hideo Miyake, Masatsugu Ueno, Xiulan Jin, Ichinori Takada, Hiroaki Itoi, Takuya Uno
  • Patent number: 12029109
    Abstract: A light emitting diode of an embodiment includes a first electrode, a second electrode, and at least one functional layer disposed between the first electrode and the second electrode and including an amine compound represented by Formula 1, thereby showing high emission efficiency properties and improved life characteristics.
    Type: Grant
    Filed: June 24, 2021
    Date of Patent: July 2, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventor: Takuya Uno
  • Publication number: 20240147844
    Abstract: An organic electroluminescence device includes a first electrode, a hole transport region on the first electrode, an emission layer on the hole transport region, an electron transport region on the emission layer, and a second electrode on the electron transport region.
    Type: Application
    Filed: November 29, 2023
    Publication date: May 2, 2024
    Inventors: Hideo MIYAKE, Masatsugu UENO, Xiulan JIN, Ichinori TAKADA, Takuya UNO, Hiroaki ITOI
  • Publication number: 20240059705
    Abstract: Provided are a condensed cyclic compound and an organic light-emitting device including the same.
    Type: Application
    Filed: September 29, 2023
    Publication date: February 22, 2024
    Inventor: Takuya UNO
  • Patent number: 11871656
    Abstract: An organic electroluminescence device includes a first electrode, a hole transport region on the first electrode, an emission layer on the hole transport region, an electron transport region on the emission layer, and a second electrode on the electron transport region.
    Type: Grant
    Filed: January 24, 2019
    Date of Patent: January 9, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hideo Miyake, Masatsugu Ueno, Xiulan Jin, Ichinori Takada, Takuya Uno, Hiroaki Itoi
  • Patent number: 11849633
    Abstract: An organic electroluminescence device includes a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region, wherein the hole transport region includes a monoamine compound represented by Formula 1, thereby providing high emission efficiency:
    Type: Grant
    Filed: July 31, 2020
    Date of Patent: December 19, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventor: Takuya Uno
  • Patent number: 11825744
    Abstract: An organic electroluminescence device of an embodiment includes a first electrode and a second electrode facing each other, and at least one organic layer disposed between the first electrode and the second electrode, wherein at least one organic layer includes a condensed cyclic compound represented by Formula 1, thereby showing improved device efficiency and life.
    Type: Grant
    Filed: April 18, 2022
    Date of Patent: November 21, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventor: Takuya Uno
  • Patent number: 11814395
    Abstract: Provided are a condensed cyclic compound and an organic light-emitting device including the same.
    Type: Grant
    Filed: June 3, 2019
    Date of Patent: November 14, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventor: Takuya Uno
  • Patent number: 11805697
    Abstract: An organic electroluminescence device includes a first electrode, a hole transport region on the first electrode, an emission layer on the hole transport region, an electron transport region on the emission layer, and a second electrode on the electron transport region.
    Type: Grant
    Filed: September 16, 2022
    Date of Patent: October 31, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hideo Miyake, Masatsugu Ueno, Xiulan Jin, Ichinori Takada, Takuya Uno, Hiroaki Itoi
  • Patent number: 11793068
    Abstract: An amine compound which improves emission efficiency and an organic electroluminescence device including the same are provided. The amine compound is represented by the structure below, wherein X is O or S, Y is C or Si, each of Ar1 and Ar2 is independently a substituted or unsubstituted alkyl group having 1 to 50 carbon atoms, a substituted or unsubstituted aryl group having 6 to 50 carbon atoms for forming a ring, or a substituted or unsubstituted heteroaryl group having 2 to 50 carbon atoms for forming a ring, which includes O or S as a heteroatom, and each of L1 and L2 is independently a direct linkage, a substituted or unsubstituted arylene group having 6 to 30 carbon atoms for forming a ring, or a substituted or unsubstituted heteroarylene group having 2 to 30 carbon atoms for forming a ring. R1 through R5 are defined in the description.
    Type: Grant
    Filed: July 1, 2021
    Date of Patent: October 17, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Takuya Uno
  • Patent number: 11737355
    Abstract: An organic electroluminescence device according to embodiments of the present disclosure includes a first electrode, a second electrode opposite the first electrode, and at least one organic layer between the first electrode and the second electrode, wherein the at least one organic layer includes an amine compound represented by Formula 1, and HT in Formula 1 includes a pyridoindole moiety represented by Formula 2. Improved device efficiency and life characteristics may be achieved when the amine compound represented by Formula 1 is included in the organic electroluminescence device.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: August 22, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventor: Takuya Uno
  • Patent number: 11716901
    Abstract: An organic electroluminescence device comprising an amine compound is represented by Formula 1 as a hole transport material. where Ar1, Ar2, Ar3, and L1 are as defined in the specification.
    Type: Grant
    Filed: November 11, 2020
    Date of Patent: August 1, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hideo Miyake, Hiroaki Itoi, Takuya Uno, Masatsugu Ueno, Xiulan Jin, Ichinori Takada
  • Publication number: 20230200236
    Abstract: A light emitting device that includes a first electrode, a second electrode facing the first electrode, and a plurality of functional layers between the first electrode and the second electrode is provided.
    Type: Application
    Filed: September 27, 2022
    Publication date: June 22, 2023
    Inventor: Takuya UNO
  • Publication number: 20230200101
    Abstract: A light emitting element and an amine compound for the light emitting element are provided. The light emitting element includes a first electrode, a second electrode on the first electrode, and at least one functional layer between the first electrode and the second electrode. The functional layer includes the amine compound represented by a particular formula structure, and thus the luminous efficiency and service life of the light emitting element may be improved.
    Type: Application
    Filed: December 19, 2022
    Publication date: June 22, 2023
    Inventors: Takuya UNO, Takao SAKUMA
  • Publication number: 20230200220
    Abstract: Provided are a light emitting element and an amine compound for the light emitting element, wherein the light emitting element includes a first electrode, a second electrode on the first electrode, and at least one functional layer between the first electrode and the second electrode, the functional layer includes the amine compound represented by the disclosed formula structure, and thus, the luminous efficiency and service life of the light emitting element may be improved.
    Type: Application
    Filed: October 24, 2022
    Publication date: June 22, 2023
    Inventor: Takuya UNO
  • Publication number: 20230172059
    Abstract: A light emitting element and an amine compound for the light emitting element are provided. The light emitting element of an embodiment includes a first electrode, a second electrode disposed on the first electrode and at least one functional layer disposed between the first electrode and the second electrode, wherein the functional layer includes the amine compound represented by a specific chemical structure, thereby improving the emission efficiency and element life of the light emitting element.
    Type: Application
    Filed: October 11, 2022
    Publication date: June 1, 2023
    Inventor: Takuya UNO
  • Publication number: 20230172066
    Abstract: A light emitting element and an amine compound for the light emitting element are provided. The light emitting element includes a first electrode, a second electrode on the first electrode, and at least one functional layer between the first electrode and the second electrode The functional layer includes the amine compound and the luminous efficiency and service life of the light emitting element is improved.
    Type: Application
    Filed: November 30, 2022
    Publication date: June 1, 2023
    Inventor: Takuya UNO