Patents by Inventor Noriyuki Matsusue

Noriyuki Matsusue 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: 10892429
    Abstract: An organic electroluminescent (EL) element includes: a first electrode; an interlayer formed above the first electrode; an organic light-emitting layer formed using the interlayer as a foundation; and a second electrode formed above the organic light-emitting layer. The organic light-emitting layer contains at least a host material and a dopant material. The interlayer is formed using a material which has an energy gap larger than an energy gap of the dopant material and a highest occupied molecular orbital (HOMO) level deeper than a HOMO level of the dopant material.
    Type: Grant
    Filed: November 17, 2015
    Date of Patent: January 12, 2021
    Assignee: JOLED INC.
    Inventors: Kazuhiro Yoneda, Noriyuki Matsusue
  • Patent number: 10840468
    Abstract: An organic EL element includes: an anode; a light-emitting layer that is disposed above the anode; a first interlayer that is disposed on the light-emitting layer; a second interlayer that is disposed on the first interlayer; a functional layer that is disposed on the second interlayer; and a cathode that is disposed above the functional layer. The first interlayer includes a fluorine compound including a first metal that is an alkali metal or an alkaline-earth metal. The second interlayer includes a second metal that has a property of cleaving a bond between the first metal and fluorine in the fluorine compound. The functional layer has at least one of an electron transport property and an electron injection property. A thickness D1 of the first interlayer and a thickness D2 of the second interlayer satisfy 3%?D2/D1?25%.
    Type: Grant
    Filed: July 2, 2014
    Date of Patent: November 17, 2020
    Assignee: JOLED INC.
    Inventors: Minh Hiep Hoang, Noriyuki Matsusue, Masaki Nishimura, Kazuhiro Yoneda
  • Patent number: 10797256
    Abstract: An organic electroluminescence device includes, in order, a first electrode, a hole transport layer, an organic light-emitting layer, an electron transport layer, and a second electrode. The hole transport layer is configured by a coated film. The organic light-emitting layer is configured by a coated film. The organic light-emitting layer has a light emission region provided in the organic light-emitting layer on side of the electron transport layer.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: October 6, 2020
    Assignee: JOLED INC.
    Inventors: Kazuhiro Yoneda, Noriyuki Matsusue
  • Patent number: 10784456
    Abstract: An organic electroluminescent unit is provided with a plurality of organic electroluminescent elements. At least one of the organic electroluminescent elements includes, in order, a first electrode, a hole transport layer, a light-emitting layer, an electron transport layer, and a second electrode. The hole transport layer, the light-emitting layer, and the electron transport layer satisfy the following expressions: ?Eg(T1)?0 eV ?Eg(T1)=ETa+ETb?2×ETEML where ETa represents a T1 level of the hole transport layer, ETb represents a T1 level of the electron transport layer, and ETEML represents a T1 level of the light-emitting layer.
    Type: Grant
    Filed: May 30, 2018
    Date of Patent: September 22, 2020
    Assignee: JOLED INC.
    Inventors: Kazuhiro Yoneda, Tatsuya Matsumi, Noriyuki Matsusue
  • Patent number: 10658629
    Abstract: Disclosed is an organic electroluminescent element including a first electrode, a hole transport layer, a light emitting layer, an electron transport layer and a second electrode in this order. The light emitting layer has a first light emitting layer including a coating film on the hole transport layer side, and has a second light emitting layer including a vapor-deposited film on the electron transport layer side.
    Type: Grant
    Filed: June 8, 2018
    Date of Patent: May 19, 2020
    Assignee: JOLED INC.
    Inventors: Kazuhiro Yoneda, Noriyuki Matsusue
  • Patent number: 10559642
    Abstract: An organic light-emitting device including: a substrate; an anode above the substrate; wiring above the substrate, spaced away from the anode in a direction parallel to a main surface of the substrate; a light-emitting layer above the anode, containing an organic light-emitting material; an intermediate layer on the light-emitting layer and the wiring, continuous over the light-emitting layer and the wiring and containing a fluoride of a first metal which is an alkali metal or an alkaline earth metal; an organic functional layer on the intermediate layer, continuous over the light-emitting layer and the wiring and made of an organic material having an electron transporting property or an electron injection property and doped with a second metal having a property of cleaving a bond between the first metal and fluorine in the fluoride; and a cathode on the organic functional layer, continuous over the light-emitting layer and the wiring.
    Type: Grant
    Filed: March 12, 2015
    Date of Patent: February 11, 2020
    Assignee: JOLED INC.
    Inventors: Hiroaki Yamane, Masaki Nishimura, Jun Hashimoto, Noriyuki Matsusue, Kazuhiro Yoneda, Minh Hiep Hoang
  • Patent number: 10249839
    Abstract: An organic electroluminescence device includes, in order, a first electrode, a hole transport layer, an organic light-emitting layer, an electron transport layer, and a second electrode. The hole transport layer is configured by a coated film. The organic light-emitting layer is configured by a coated film. The organic light-emitting layer has a hole current that is larger than an electron current.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: April 2, 2019
    Assignee: Joled Inc.
    Inventors: Kazuhiro Yoneda, Noriyuki Matsusue
  • Patent number: 10249848
    Abstract: An organic light-emitting panel includes a reflective electrode, a functional layer, having a single or multi-layer structure, located on the reflective electrode, an organic light-emitting layer located on the functional layer, a transparent electrode located above the organic light-emitting layer, a low refractive index layer located on the transparent electrode, and a first thin-film sealing layer located on the low refractive index layer. The low refractive index layer has a lower refractive index than both the transparent electrode and the first thin-film sealing layer. Difference between respective refractive indices of the low refractive index layer and the transparent electrode is 0.4-1.1. Difference between respective refractive indices of the low refractive index layer and the first thin-film sealing layer is 0.1-0.8. The low refractive index layer has thickness of 20-130 nm.
    Type: Grant
    Filed: July 17, 2012
    Date of Patent: April 2, 2019
    Assignee: JOLED INC.
    Inventors: Kazuhiro Yoneda, Keiko Kurata, Noriyuki Matsusue
  • Patent number: 10181582
    Abstract: An organic EL element including an anode; a light-emitting layer above the anode; a first interlayer on the light-emitting layer, the first interlayer including a fluoride of a first metal that is an alkali metal or alkaline earth metal; a second interlayer on the first interlayer, the second interlayer including a second metal that has a property of cleaving a bond between the first metal and fluorine in the fluoride; a cathode on the second interlayer; and a sorption layer above the cathode, the sorption layer including a third metal that has a property of taking up and holding at least one of moisture and oxygen. A thickness D1 of the first interlayer and a thickness D2 of the second interlayer satisfy 5%?D2/D1?25%.
    Type: Grant
    Filed: February 24, 2015
    Date of Patent: January 15, 2019
    Assignee: JOLED INC.
    Inventors: Noriyuki Matsusue, Hiroshi Katagiri
  • Publication number: 20180358585
    Abstract: Disclosed is an organic electroluminescent element including a first electrode, a hole transport layer, a light emitting layer, an electron transport layer and a second electrode in this order. The light emitting layer has a first light emitting layer including a coating film on the hole transport layer side, and has a second light emitting layer including a vapor-deposited film on the electron transport layer side.
    Type: Application
    Filed: June 8, 2018
    Publication date: December 13, 2018
    Inventors: KAZUHIRO YONEDA, NORIYUKI MATSUSUE
  • Publication number: 20180351124
    Abstract: An organic electroluminescent unit is provided with a plurality of organic electroluminescent elements. At least one of the organic electroluminescent elements includes, in order, a first electrode, a hole transport layer, a light-emitting layer, an electron transport layer, and a second electrode. The hole transport layer, the light-emitting layer, and the electron transport layer satisfy the following expressions: ?Eg(T1)?0 eV ?Eg(T1)=ETa+ETb?2×ETEML where ETa represents a T1 level of the hole transport layer, ETb represents a T1 level of the electron transport layer, and ETEML represents a T1 level of the light-emitting layer.
    Type: Application
    Filed: May 30, 2018
    Publication date: December 6, 2018
    Inventors: Kazuhiro YONEDA, Tatsuya MATSUMI, Noriyuki MATSUSUE
  • Patent number: 10062860
    Abstract: An organic electroluminescence device includes, in order, a first electrode, a hole transport layer, an organic light-emitting layer, an electron transport layer, and a second electrode. The hole transport layer is configured by a coated film. The organic light-emitting layer is configured by a coated film. The organic light-emitting layer is made of an organic light-emitting material that has a molecular orientation degree specified by a parameter S?. The parameter S? satisfies an inequality: 0.66<S?<0.75, provided that S?={(2×ko)/(ke+2ko)}. In this expression, ko denotes an extinction coefficient in a film-plane direction of the organic light-emitting layer, and ke denotes an extinction coefficient in a film-thickness direction of the organic light-emitting layer.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: August 28, 2018
    Assignee: Joled Inc.
    Inventors: Kazuhiro Yoneda, Noriyuki Matsusue
  • Patent number: 9887250
    Abstract: An organic EL display panel that includes light-reflective electrodes, a red light-emitting layer, a green light-emitting layer, a first blue light-emitting layer, a charge generating layer, a second blue light-emitting layer, and a light-transmissive electrode. In a red sub-pixel region, a first optical length is from 20 nm to 50 nm, and a second optical length is from 210 nm to 230 nm. In a green sub-pixel region, the first optical length is from 20 nm to 50 nm, and the second optical length is from 240 nm to 295 nm. In a blue sub-pixel region, the first optical length is from 20 nm to 60 nm, and the second optical length is from 195 nm to 205 nm.
    Type: Grant
    Filed: February 24, 2015
    Date of Patent: February 6, 2018
    Assignee: JOLED INC.
    Inventors: Noriyuki Matsusue, Kazuhiro Yoneda, Minh Hiep Hoang
  • Publication number: 20180026222
    Abstract: An organic electroluminescence device includes, in order, a first electrode, a hole transport layer, an organic light-emitting layer, an electron transport layer, and a second electrode. The hole transport layer is configured by a coated film. The organic light-emitting layer is configured by a coated film. The organic light-emitting layer is made of an organic light-emitting material that has a molecular orientation degree specified by a parameter S?. The parameter S? satisfies an inequality: 0.66<S?<0.75, provided that S?={(2×ko)/(ke+2ko)}. In this expression, ko denotes an extinction coefficient in a film-plane direction of the organic light-emitting layer, and ke denotes an extinction coefficient in a film-thickness direction of the organic light-emitting layer.
    Type: Application
    Filed: May 30, 2017
    Publication date: January 25, 2018
    Inventors: Kazuhiro YONEDA, Noriyuki MATSUSUE
  • Publication number: 20180026220
    Abstract: An organic electroluminescence device includes, in order, a first electrode, a hole transport layer, an organic light-emitting layer, an electron transport layer, and a second electrode. The hole transport layer is configured by a coated film. The organic light-emitting layer is configured by a coated film. The organic light-emitting layer has a light emission region provided in the organic light-emitting layer on side of the electron transport layer.
    Type: Application
    Filed: May 30, 2017
    Publication date: January 25, 2018
    Inventors: Kazuhiro YONEDA, Noriyuki MATSUSUE
  • Publication number: 20180026221
    Abstract: An organic electroluminescence device includes, in order, a first electrode, a hole transport layer, an organic light-emitting layer, an electron transport layer, and a second electrode. The hole transport layer is configured by a coated film. The organic light-emitting layer is configured by a coated film. The organic light-emitting layer has a hole current that is larger than an electron current.
    Type: Application
    Filed: May 30, 2017
    Publication date: January 25, 2018
    Inventors: Kazuhiro YONEDA, Noriyuki MATSUSUE
  • Publication number: 20170309854
    Abstract: An organic electroluminescent (EL) element includes: a first electrode; an interlayer formed above the first electrode; an organic light-emitting layer formed using the interlayer as a foundation; and a second electrode formed above the organic light-emitting layer. The organic light-emitting layer contains at least a host material and a dopant material. The interlayer is formed using a material which has an energy gap larger than an energy gap of the dopant material and a highest occupied molecular orbital (HOMO) level deeper than a HOMO level of the dopant material.
    Type: Application
    Filed: November 17, 2015
    Publication date: October 26, 2017
    Applicant: JOLED INC.
    Inventors: Kazuhiro YONEDA, Noriyuki MATSUSUE
  • Patent number: 9780321
    Abstract: An organic EL display panel includes light-reflective electrodes, a first red light-emitting layer, a green light-emitting layer, a first blue light-emitting layer, a second red light-emitting layer, a charge generating layer, a second blue light-emitting layer, and a light-transmissive electrode. In a red and a white sub-pixel region, a first optical length is from 20 nm to 50 nm, and a second optical length is from 210 nm to 230 nm. In a green sub-pixel region, the first optical length is from 20 nm to 50 nm, and the second optical length is from 240 nm to 295 nm. In a blue sub-pixel region, the first optical length is from 20 nm to 60 nm, and the second optical length is from 195 nm to 205 nm.
    Type: Grant
    Filed: February 24, 2015
    Date of Patent: October 3, 2017
    Assignee: JOLED INC.
    Inventors: Noriyuki Matsusue, Kazuhiro Yoneda, Minh Hiep Hoang
  • Publication number: 20170222173
    Abstract: An organic EL display panel includes light-reflective electrodes, a first red light-emitting layer, a green light-emitting layer, a first blue light-emitting layer, a second red light-emitting layer, a charge generating layer, a second blue light-emitting layer, and a light-transmissive electrode. In a red and a white sub-pixel region, a first optical length is from 20 nm to 50 nm, and a second optical length is from 210 nm to 230 nm. In a green sub-pixel region, the first optical length is from 20 nm to 50 nm, and the second optical length is from 240 nm to 295 nm. In a blue sub-pixel region, the first optical length is from 20 nm to 60 nm, and the second optical length is from 195 nm to 205 nm.
    Type: Application
    Filed: February 24, 2015
    Publication date: August 3, 2017
    Applicant: JOLED INC.
    Inventors: Noriyuki MATSUSUE, Kazuhiro YONEDA, Minh Hiep HOANG
  • Publication number: 20170125494
    Abstract: An organic EL display panel that includes light-reflective electrodes, a red light-emitting layer, a green light-emitting layer, a first blue light-emitting layer, a charge generating layer, a second blue light-emitting layer, and a light-transmissive electrode. In a red sub-pixel region, a first optical length is from 20 nm to 50 nm, and a second optical length is from 210 nm to 230 nm. In a green sub-pixel region, the first optical length is from 20 nm to 50 nm, and the second optical length is from 240 nm to 295 nm. In a blue sub-pixel region, the first optical length is from 20 nm to 60 nm, and the second optical length is from 195 nm to 205 nm.
    Type: Application
    Filed: February 24, 2015
    Publication date: May 4, 2017
    Applicant: JOLED INC.
    Inventors: Noriyuki MATSUSUE, Kazuhiro YONEDA, Minh Hiep HOANG