Patents Assigned to Japan
  • Patent number: 12001108
    Abstract: A display device includes a plurality of pixels arranged in a matrix on a substrate along a first direction and a second direction intersecting the first direction. Each of the plurality of pixels includes a transistor, a first transparent electrode located over the transistor and electrically connected to the transistor, a second transparent electrode located over the first transparent electrode and electrically connected to the first transparent electrode via an opening, an insulating layer located over the second transparent electrode, a third transparent electrode located over the insulating layer; and a metal layer in contact with the third transparent electrode. The opening overlaps a gate electrode of the transistor. At least a part of the metal layer is provided in the opening and overlaps the gate electrode. The metal layer extends along the first direction and is commonly provided in the pixels arranged in the first direction.
    Type: Grant
    Filed: June 29, 2023
    Date of Patent: June 4, 2024
    Assignee: Japan Display Inc.
    Inventor: Yoshitaka Ozeki
  • Patent number: 11998898
    Abstract: Hydrotreating catalysts are provided having one or more phosphorus components carried on a composite support of a titanium-loaded binder component and post-framework modified ultra-stable Y-type zeolite. The support comprises the titanium-loaded binder component and a post-framework modified ultra-stable Y-type (USY) zeolite in which a portion of aluminum atoms constituting a zeolite framework thereof is substituted with zirconium atoms and/or titanium atoms and/or hafnium atoms. The active components including the phosphorous active component and one or more hydrocracking metals active components loaded on the support.
    Type: Grant
    Filed: November 29, 2022
    Date of Patent: June 4, 2024
    Assignees: Saudi Arabian Oil Company, JGC Catalysts and Chemicals Ltd., Japan Cooperation Center for Petroleum and Sustainable Energy
    Inventors: Omer Refa Koseoglu, Robert Peter Hodgkins, Yusuke Matsumoto, Koji Uchida, Naoya Kojima
  • Patent number: 11998059
    Abstract: Provided is an aerosol generation device that suppresses the effect that errors in the production of structural elements have on the accuracy with which shortage of an aerosol source is detected. An aerosol generation device that comprises: a power source; a load that has a temperature-variable electrical resistance value and atomizes an aerosol source by generating heat due to supply of power from the power source; a first circuit that is used for the load to atomize the aerosol source; a second circuit that is connected in parallel to the first circuit, has a higher electrical resistance value than the first circuit, and is used to detect voltage that changes as a result of changes in the temperature of the load; an acquisition part that acquires the value of voltage that is applied to the second circuit and the load; and sensors that output the value of the voltage that changes as a result of changes in the temperature of the load.
    Type: Grant
    Filed: March 7, 2022
    Date of Patent: June 4, 2024
    Assignee: JAPAN TOBACCO INC.
    Inventors: Manabu Yamada, Takeshi Akao, Kazuma Mizuguchi, Masayuki Tsuji, Hajime Fujita
  • Patent number: 12000780
    Abstract: An information processing system includes an irradiation unit configured to irradiate a deposited material with electromagnetic waves, a detection unit configured to detect scattered waves or transmitted waves of the electromagnetic waves with which the deposited material has been irradiated by the irradiation unit, and a determination unit configured to determine a state of the deposited material from an image based on the scattered waves or the transmitted waves detected by the detection unit.
    Type: Grant
    Filed: November 25, 2020
    Date of Patent: June 4, 2024
    Assignees: JAPAN AEROSPACE EXPLORATION AGENCY, MITSUBISHI ELECTRIC SOFTWARE CORPORATION
    Inventors: Atsushi Kanda, Yuji Satoh, Ippei Uchikata, Tomotaka Yamamoto
  • Patent number: 12004402
    Abstract: A drive circuit includes a holding capacitor, an element capacitor, and an additional capacitor interposed between one of the source and the drain, and one of the high-potential line and the low-potential line. The drive circuit configured to drive the first light emitter includes a first element capacitor as the element capacitor and a first additional capacitor as the additional capacitor. The driving circuit configured to drive the second light emitter includes a second element capacitor as the element capacitor and a second additional capacitor as the additional capacitor. The first element capacitor is larger in capacitance than the second element capacitor. The first additional capacitor is smaller in capacitance than the second additional capacitor.
    Type: Grant
    Filed: September 14, 2021
    Date of Patent: June 4, 2024
    Assignee: Japan Display Inc.
    Inventors: Hiroshi Tabatake, Tetsuo Morita, Yasuhiro Ogawa
  • Patent number: 12001103
    Abstract: According to one embodiment, a liquid crystal display device includes a first substrate including a first alignment film covering a pixel electrode, a second substrate including a second alignment film covering a second common electrode, a sealant attaching the first substrate and the second substrate, and a liquid crystal layer held between the first alignment film and the second alignment film, wherein the first alignment film and the second alignment film are formed of a material in which a principal chain is composed of silica (SiO2), and extend at a position overlapping the sealant between an inner face and an outer face of the sealant.
    Type: Grant
    Filed: May 8, 2023
    Date of Patent: June 4, 2024
    Assignee: Japan Display Inc.
    Inventor: Keisuke Takano
  • Patent number: 12001107
    Abstract: According to one embodiment, a display device including a first transparent substrate, a second transparent substrate, a liquid crystal layer, a third transparent substrate, and a transparent layer having a refractive index lower than a refractive index of the third transparent substrate, wherein the transparent layer includes a plurality of band portions including first to third band portions, a second end portion has a smaller width than a first end portion in band portions, the second end portion of the second band portion has a smaller width than the second end portion of the first band portion, and the second end portion of the third band portion has a smaller width than the second end portion of the first band portion.
    Type: Grant
    Filed: February 24, 2023
    Date of Patent: June 4, 2024
    Assignee: Japan Display Inc.
    Inventor: Tenfu Nakamura
  • Patent number: 12001089
    Abstract: According to one embodiment, a display system includes an external light sensor, a display panel, a viewing angle control panel including a liquid crystal layer containing liquid crystal molecules twist-aligned, configured such that a drive voltage applied to the liquid crystal layer is controlled based on an external light intensity detected by the external light sensor, and a polarization axis rotation element disposed between the viewing angle control panel and the display panel. The drive voltage when the external light intensity is less than a threshold value is greater than the drive voltage when the external light intensity is greater or equal to than the threshold value.
    Type: Grant
    Filed: June 16, 2023
    Date of Patent: June 4, 2024
    Assignee: JAPAN DISPLAY INC.
    Inventor: Toshiharu Matsushima
  • Patent number: 12002914
    Abstract: A semiconductor light-emitting element includes: a semiconductor stack including an n-type layer and a p-type layer and having at least one n exposure portion being a recess where the n-type layer is exposed; a p wiring electrode layer on the p-type layer; an insulating layer (i) continuously covering inner lateral surfaces of at least one n exposure portion and part of a top surface of the p wiring electrode layer and (ii) having an opening portion that exposes the n-type layer; an n wiring electrode layer disposed above the p-type layer and the p wiring electrode layer and in contact with the n-type layer in the opening portion; and at least one first n connecting member connected to the n wiring electrode layer in at least one first n terminal region. The n wiring electrode layer and the p-type layer are disposed below at least one first n terminal region.
    Type: Grant
    Filed: January 6, 2022
    Date of Patent: June 4, 2024
    Assignee: NUVOTON TECHNOLOGY CORPORATION JAPAN
    Inventors: Yasutomo Mitsui, Yasumitsu Kunoh, Masanori Hiroki, Shigeo Hayashi, Masahiro Kume, Masanobu Nogome
  • Patent number: 12001090
    Abstract: According to one embodiment, a display device includes a first substrate, a second substrate opposing the first substrate, a liquid crystal layer and a light source that emits light to the liquid crystal layer, and the first substrate includes a first portion opposing the second substrate and having a first thickness and a second portion not opposing the second substrate and having a second thickness which is less than the first thickness, and the light source is disposed on the second portion, and the light source includes a first surface opposing the second portion and a second surface opposing the first surface, and a wiring substrate is disposed on the second surface so that the wiring substrate does not protrude with respect to the second substrate in a thickness direction.
    Type: Grant
    Filed: June 6, 2023
    Date of Patent: June 4, 2024
    Assignee: Japan Display Inc.
    Inventors: Yoichi Kamijo, Yoshikatsu Imazeki, Shuichi Osawa, Yoshihiro Watanabe, Koichi Miyasaka
  • Patent number: 12001633
    Abstract: A detecting device includes a sensor unit having a detection region in which a plurality of detection electrodes are arrayed, and a detector configured to supply a drive signal to the detection electrodes and detect a position of an object to be detected in a space on the detection region based on an output value of each of the detection electrodes.
    Type: Grant
    Filed: May 22, 2023
    Date of Patent: June 4, 2024
    Assignee: Japan Display Inc.
    Inventor: Yuto Kakinoki
  • Patent number: 12002280
    Abstract: According to an aspect, a detection device includes: a substrate having a detection region; a plurality of photodiodes provided in the detection region; a first light-transmitting resin layer provided so as to cover the photodiodes; a light-blocking layer provided on the upper side of the first light-transmitting resin layer and provided with openings in regions overlapping the respective photodiodes; a second light-transmitting resin layer provided so as to cover the light-blocking layer; and a plurality of lenses provided on the upper side of the second light-transmitting resin layer so as to overlap the respective photodiodes. The second light-transmitting resin layer is provided so as to cover an end on a peripheral side of the light-blocking layer on a peripheral side of the substrate.
    Type: Grant
    Filed: August 23, 2023
    Date of Patent: June 4, 2024
    Assignee: Japan Display Inc.
    Inventors: Junko Nagasawa, Shigeru Tabatake, Tetsuya Yamamoto
  • Publication number: 20240176195
    Abstract: The present invention has been made to improve the anti-reflection effect of a light shielding film on the upper surface of a through-hole and provide improved image quality. Disclosed is a liquid crystal display device including a TFT substrate and a counter substrate. The TFT substrate is configured such that a pixel electrode and a common electrode are formed on an organic passivation film, and that a through-hole for connecting the pixel electrode to a TFT is formed in the organic passivation film. A capacitor insulating film is formed between the common electrode and the pixel electrode. A light shielding film is formed and layered on the common electrode. The through-hole is filled with resin. At the upper surface of the through-hole, the capacitor insulating film is formed on the resin. The light shielding film and the common electrode are formed on the capacitor insulating film.
    Type: Application
    Filed: November 14, 2023
    Publication date: May 30, 2024
    Applicant: Japan Display Inc.
    Inventors: Masateru MORIMOTO, Jin HIROSAWA
  • Publication number: 20240179997
    Abstract: According to one embodiment, a manufacturing method of a display device includes forming a first conductive oxide layer, forming a first metal layer at a first pressure, forming a second metal layer at a second pressure, forming a second conductive oxide layer, forming a resist having a predetermined shape, etching the second conductive oxide layer using the resist as a mask, retracting an end portion of the second metal layer relative to an end portion of the second conductive oxide layer and an edge of a lower surface of the first metal layer by etching the second metal layer and the first metal layer using the resist as a mask, etching the first conductive oxide layer using the resist as a mask, and removing the resist.
    Type: Application
    Filed: October 10, 2023
    Publication date: May 30, 2024
    Applicant: Japan Display Inc.
    Inventor: Kaichi FUKUDA
  • Publication number: 20240178479
    Abstract: A battery pack including a tray and cell stacks is provided. Each of the cell stacks includes a housing and a cell array. The housing includes a body, a first end cover and a second end cover. The body includes a top wall, a bottom wall, a first side wall and a second side wall. The cell array is accommodated in the housing. A cooling channel is formed on at least one of the first side wall and the second side wall, and an output electrode connected to a tab of the cell array is disposed on the first end cover. All the output electrodes are disposed in a coplanar arrangement.
    Type: Application
    Filed: February 14, 2023
    Publication date: May 30, 2024
    Applicant: AESC Japan Ltd.
    Inventors: Hui Zhang, Yafei He
  • Publication number: 20240180016
    Abstract: According to one embodiment, a method of manufacturing a display device, includes forming a lower electrode on a base including a first main surface and a side surface, the lower electrode being on the first main surface of the base, forming a rib including a pixel aperture, forming a partition on the rib, forming a first deposition film which includes a first organic layer which covers the lower electrode via the pixel aperture and a first upper electrode which covers the first organic layer and forming a first sealing layer which covers the first deposition film. The first sealing layer includes a first upper end portion which covers the first deposition film and a first side end portion which covers the side surface.
    Type: Application
    Filed: October 31, 2023
    Publication date: May 30, 2024
    Applicant: Japan Display Inc.
    Inventors: Masaru TAKAYAMA, Takanobu TAKENAKA, Hirofumi MIZUKOSHI, Yuki HAMADA
  • Publication number: 20240179956
    Abstract: According to one embodiment, a manufacturing method of a display device includes forming a lower electrode, forming a first insulating layer by depositing a first inorganic insulating material, stopping deposition of the first inorganic insulating material, forming a second insulating layer by depositing a second inorganic insulating material, forming a partition including a lower portion and an upper portion, forming an aperture which overlaps the lower electrode by patterning the second insulating layer and the first insulating layer in series, forming an organic layer on the lower electrode, and forming an upper electrode which covers the organic layer and is in contact with the lower portion of the partition.
    Type: Application
    Filed: November 1, 2023
    Publication date: May 30, 2024
    Applicant: Japan Display Inc.
    Inventor: Daisuke KATO
  • Publication number: 20240176175
    Abstract: According to one embodiment, a display device includes a first substrate, a second substrate opposed to the first substrate, a liquid crystal layer provided between the first substrate and the second substrate, a first cover glass having a first main surface opposed to the second substrate, a second main surface on a side opposite to the first main surface, a first side surface connecting the first main surface with the second main surface, and a second side surface on a side opposite to the first side surface, and a light source provided on the first side surface side. A thickness of the first cover glass on the first side surface side is different from a thickness of the first cover glass on the second side surface side.
    Type: Application
    Filed: November 29, 2023
    Publication date: May 30, 2024
    Applicant: Japan Display Inc.
    Inventor: Tenfu NAKAMURA
  • Publication number: 20240179960
    Abstract: According to one embodiment, a display device includes a circuit layer, an insulating layer comprising a contact hole, a lower electrode provided above the insulating layer and connected to the pixel circuit through the contact hole, a filling material inside the contact hole, a rib including a pixel aperture, a partition above the rib, an organic layer covering the lower electrode, and an upper electrode covering the organic layer. The rib and the partition overlap an entire of the contact hole as seen in plan view. A thickness of the filling material is less than a depth of the contact hole.
    Type: Application
    Filed: October 31, 2023
    Publication date: May 30, 2024
    Applicant: Japan Display Inc.
    Inventor: Shinichi KAWAMURA
  • Publication number: 20240176182
    Abstract: According to one embodiment, a display device includes a display panel displaying an image, a light guide overlapping with the display panel and including a first side surface, and a light source emitting light to the first side surface. The light guide includes a first transparent substrate, a second transparent substrate provided between the display panel and the first transparent substrate, and a first adhesive layer bonding the first transparent substrate to the second transparent substrate. A thickness of the second transparent substrate is different from a thickness of the first transparent substrate.
    Type: Application
    Filed: November 29, 2023
    Publication date: May 30, 2024
    Applicant: Japan Display Inc.
    Inventor: Tenfu NAKAMURA