Patents by Inventor Masatsugu Ueno

Masatsugu Ueno 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: 11050025
    Abstract: A material for an organic electroluminescent device having high emission efficiency and long life and an organic electroluminescent device including the same. The material for an organic electroluminescent device is represented by the following Formula 1.
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: June 29, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hiroaki Itoi, Ichinori Takada, Koushin Matsuoka, Masatsugu Ueno, Naoya Sakamoto, Hiromi Nakano, Nobutaka Akashi, Hideo Miyake, Xiulan Jin, Asami Sakamoto, Junta Fuchiwaki
  • Publication number: 20210066597
    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: Application
    Filed: November 11, 2020
    Publication date: March 4, 2021
    Inventors: Hideo MIYAKE, Hiroaki ITOI, Takuya UNO, Masatsugu UENO, Xiulan JIN, Ichinori TAKADA
  • Patent number: 10910578
    Abstract: A polycyclic compound and an organic electroluminescence, the polycyclic compound being represented by the following Formula 1:
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: February 2, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ichinori Takada, Masatsugu Ueno, Ichiro Imada
  • Patent number: 10879471
    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: March 22, 2018
    Date of Patent: December 29, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hideo Miyake, Hiroaki Itoi, Takuya Uno, Masatsugu Ueno, Xiulan Jin, Ichinori Takada
  • Patent number: 10777747
    Abstract: Provided are an amine compound and an organic electroluminescence device including the same. The amine compound according to an embodiment of the inventive concept is represented by Formula 1 below.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: September 15, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hiroaki Itoi, Akinori Yamatani, Hideo Miyake, Masatsugu Ueno
  • Publication number: 20200235297
    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: April 7, 2020
    Publication date: July 23, 2020
    Inventors: Hideo MIYAKE, Masatsugu UENO, Xiulan JIN, Ichinori TAKADA, Takuya UNO, Hiroaki ITOI
  • Patent number: 10629830
    Abstract: An amine derivative represented by the following General Formula (1) is provided. In the above General Formula (1), Ar1, Ar2 and Ar3 are independently a substituted or unsubstituted aryl group or a substituted or unsubstituted heteroaryl group, at least one of Ar1, Ar2 and Ar3 is substituted with a substituted or unsubstituted silyl group, and L is a single bond, a substituted or unsubstituted arylene group, or a substituted or unsubstituted heteroarylene group.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: April 21, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junta Fuchiwaki, Hiromi Oyama, Yasuo Miyata, Naoya Sakamoto, Masatsugu Ueno, Ichinori Takada
  • Publication number: 20190237668
    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 24, 2019
    Publication date: August 1, 2019
    Inventors: Hideo MIYAKE, Masatsugu UENO, Xiulan JIN, Ichinori TAKADA, Takuya UNO, Hiroaki ITOI
  • Publication number: 20190237676
    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 23, 2019
    Publication date: August 1, 2019
    Inventors: Hideo MIYAKE, Masatsugu UENO, Xiulan JIN, Ichinori TAKADA, Takuya UNO, Hiroaki ITOI
  • Publication number: 20190207117
    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: Application
    Filed: December 9, 2018
    Publication date: July 4, 2019
    Inventors: Hideo MIYAKE, Masatsugu UENO, Xiulan JIN, Ichinori TAKADA, Hiroaki ITOI, Takuya UNO
  • Publication number: 20190097157
    Abstract: A polycyclic compound and an organic electroluminescence, the polycyclic compound being represented by the following Formula 1:
    Type: Application
    Filed: July 11, 2018
    Publication date: March 28, 2019
    Inventors: Ichinori TAKADA, Masatsugu UENO, Ichiro IMADA
  • Publication number: 20180331290
    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: Application
    Filed: March 22, 2018
    Publication date: November 15, 2018
    Inventors: Hideo MIYAKE, Hiroaki ITOI, Takuya UNO, Masatsugu UENO, Xiulan JIN, Ichinori TAKADA
  • Patent number: 9997715
    Abstract: A material for an organic electroluminescent device having high emission efficiency and an organic electroluminescent device utilizing the same. The material is represented by Formula 1. In Formula 1, X1 to X7 are each independently hydrogen, deuterium, a halogen atom, an alkyl group having 1 to 15 carbon atoms, or a substituted or unsubstituted aryl group; Ar1 and Ar2 are each independently a substituted or unsubstituted aryl group having 6 to 12 carbon atoms for forming a ring; L is a substituted or unsubstituted arylene group; n is an integer from 1 to 3; at least one L is a phenylene group represented by Formula 2. In Formula 2, Y1 to Y6 are each independently a direct linkage, hydrogen, deuterium, halogen, an alkyl group having 1 to 15 carbon atoms, an alkenyl group having 2 to 15 carbon atoms, or a substituted or unsubstituted aryl group.
    Type: Grant
    Filed: October 26, 2015
    Date of Patent: June 12, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junta Fuchiwaki, Masatsugu Ueno, Hiroaki Itoi
  • Publication number: 20180159046
    Abstract: Provided are an amine compound and an organic electroluminescence device including the same.
    Type: Application
    Filed: December 4, 2017
    Publication date: June 7, 2018
    Inventors: Hiroaki ITOI, Akinori YAMATANI, Hideo MIYAKE, Masatsugu UENO
  • Patent number: 9985217
    Abstract: A material for an organic electroluminescent device and an organic electroluminescent device including the same, according to one or more embodiments of the present disclosure, include an amine derivative represented by Formula 1. When the amine derivative represented by Formula 1 is included in the emission layer, the emission efficiency of the organic electroluminescent device may be improved.
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: May 29, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Masatsugu Ueno, Junta Fuchiwaki
  • Patent number: 9960372
    Abstract: Provided are a monoamine derivative represented by the following Formula 1, and an organic electroluminescent device including the same. When the monoamine derivative represented by Formula 1 is used as a hole transport or hole injection material in the device, the operating voltage may be lowered and the emission efficiency may be improved.
    Type: Grant
    Filed: November 23, 2015
    Date of Patent: May 1, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Masatsugu Ueno, Naoya Sakamoto
  • Publication number: 20180083209
    Abstract: Provided are an amine compound and an organic electroluminescence device including the same.
    Type: Application
    Filed: March 22, 2017
    Publication date: March 22, 2018
    Inventors: Masatsugu UENO, Akinori YAMATANI, Hiroaki ITOI
  • Patent number: 9893293
    Abstract: An organic EL device including an anode; an emission layer; an anode-side hole transport layer between the anode and the emission layer, the anode-side hole transport layer including an anode-side hole transport material and being doped with an electron accepting material; an intermediate hole transport layer between the anode-side hole transport layer and the emission layer, the intermediate hole transport layer including an intermediate hole transport material; and an emission layer-side hole transport layer between the intermediate hole transport layer and the emission layer, the emission layer-side hole transport layer being adjacent to the emission layer, wherein the emission layer-side hole transport layer includes an emission layer-side hole transport material represented by the following Formula 1:
    Type: Grant
    Filed: November 10, 2015
    Date of Patent: February 13, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ikuo Sasaki, Xiulan Jin, Masatsugu Ueno, Koushin Matsuoka
  • Publication number: 20180019416
    Abstract: An amine derivative represented by the following General Formula (1) is provided. In the above General Formula (1), Ar1, Ar2 and Ar3 are independently a substituted or unsubstituted aryl group or a substituted or unsubstituted heteroaryl group, at least one of Ar1, Ar2 and Ar3 is substituted with a substituted or unsubstituted silyl group, and L is a single bond, a substituted or unsubstituted arylene group, or a substituted or unsubstituted heteroarylene group.
    Type: Application
    Filed: September 27, 2017
    Publication date: January 18, 2018
    Inventors: Junta FUCHIWAKI, Hiromi OYAMA, Yasuo MIYATA, Naoya SAKAMOTO, Masatsugu UENO, Ichinori TAKADA
  • Patent number: 9780317
    Abstract: An amine derivative represented by the following General Formula (1) is provided. In the above General Formula (1), Ar1, Ar2 and Ar3 are independently a substituted or unsubstituted aryl group or a substituted or unsubstituted heteroaryl group, at least one of Ar1, Ar2 and Ar3 is substituted with a substituted or unsubstituted silyl group, and L is a single bond, a substituted or unsubstituted arylene group, or a substituted or unsubstituted heteroarylene group.
    Type: Grant
    Filed: June 4, 2015
    Date of Patent: October 3, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junta Fuchiwaki, Hiromi Oyama, Yasuo Miyata, Naoya Sakamoto, Masatsugu Ueno, Ichinori Takada