Patents by Inventor Yasuhiro Kanaya

Yasuhiro Kanaya 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).

  • Publication number: 20210104505
    Abstract: According to an aspect, a display apparatus includes: a substrate; a plurality of pixels arrayed on the substrate; a plurality of inorganic light-emitting elements that are provided in the pixels, respectively; a transistor provided to a first surface of the substrate and coupled to one of the inorganic light-emitting elements; wiring provided to the first surface of the substrate and coupled to the transistor; and a circular polarization plate provided on a first side of the substrate.
    Type: Application
    Filed: November 24, 2020
    Publication date: April 8, 2021
    Inventors: Masanobu IKEDA, Yasuhiro KANAYA, Tadafumi OZAKI
  • Publication number: 20210098527
    Abstract: A display device, includes: a substrate; a plurality of pixels provided on the substrate; and a plurality of light emitting elements provided in each of the pixels. A first distance between a top surface of the substrate and one of the light emitting elements in a direction perpendicular to the top surface of the substrate, in a center portion of a display region of the substrate, is different from a second distance between the top surface of the substrate and another one of the light emitting elements in the direction perpendicular to the top surface of the substrate, in a periphery portion of the display region.
    Type: Application
    Filed: September 28, 2020
    Publication date: April 1, 2021
    Inventors: Masanobu Ikeda, Yoshinori Aoki, Akihiro Ogawa, Yasuhiro Kanaya
  • Publication number: 20210082996
    Abstract: According to an aspect, a display apparatus includes: a substrate; a plurality of pixels disposed on the substrate; a plurality of inorganic light emitting elements that are provided in the pixels, respectively; an electrode that is translucent and provided on one surface side of the substrate and that is coupled to one of the inorganic light emitting elements; a first conductive layer that is translucent and provided on the one surface side of the substrate and that covers the electrode; and a cover member that is translucent and provided on the one surface side of the substrate and that covers the first conductive layer. A sheet resistance value of the first conductive layer is higher than a sheet resistance value of the electrode.
    Type: Application
    Filed: November 25, 2020
    Publication date: March 18, 2021
    Inventors: Masanobu IKEDA, Yasuhiro KANAYA
  • Publication number: 20210082892
    Abstract: A display device including a substrate, a plurality of pixels, a plurality of inorganic light-emitting elements, a flattening film, and an inorganic film. The pixels are arrayed on the substrate and display different colors. The inorganic light-emitting elements are provided to the respective pixels. The flattening film surrounds at least a side surface of the inorganic light-emitting element. The inorganic film covers the flattening film and the inorganic light-emitting element. The upper surface of the inorganic light-emitting element is exposed from the flattening film and is in contact with the inorganic film. Alternatively, the flattening film is provided covering the upper surface of the inorganic light-emitting element.
    Type: Application
    Filed: November 25, 2020
    Publication date: March 18, 2021
    Inventors: Yasuhiro KANAYA, Masanobu IKEDA
  • Publication number: 20210082995
    Abstract: A display device includes a substrate, a plurality of pixels, a plurality of inorganic light-emitting elements, and a first light-shielding portion. The pixels are arrayed on the substrate. The inorganic light-emitting elements are provided corresponding to the respective pixels and each have a first side surface and a second side surface opposite to the first side surface. The first light-shielding portion is electrically coupled to the cathode of the corresponding inorganic light-emitting element and prevents output of light traveling in a direction intersecting the first side surface of the inorganic light-emitting element.
    Type: Application
    Filed: November 25, 2020
    Publication date: March 18, 2021
    Applicant: Japan Display Inc.
    Inventors: Masanobu IKEDA, Yasuhiro KANAYA, Tadafumi OZAKI
  • Publication number: 20210082893
    Abstract: A display device includes a substrate, a plurality of pixels arrayed on the substrate, an inorganic light-emitting element provided to each of the pixels, an anode electrode electrically coupled to the inorganic light-emitting element, a transistor provided on a first surface of the substrate, and coupling wiring that couples the anode electrode and the transistor. The anode electrode protrudes from an inside to an outside of the inorganic light-emitting element in planar view from a normal direction of the substrate.
    Type: Application
    Filed: November 25, 2020
    Publication date: March 18, 2021
    Inventors: Masanobu IKEDA, Yasuhiro KANAYA
  • Publication number: 20210066564
    Abstract: A display device includes a substrate, an interlayer insulating layer over the substrate, a metal layer over the interlayer insulating layer, and a light emitting element over the metal layer. The interlayer insulating layer includes a plurality of a first depressed portions. The metal layer includes a first region bonding to the light emitting element and a second region surrounding the first region. The second region, a plurality of second depressed portions is provided along the plurality of first depressed portions.
    Type: Application
    Filed: August 28, 2020
    Publication date: March 4, 2021
    Inventor: Yasuhiro KANAYA
  • Publication number: 20210066557
    Abstract: An LED module includes a first metal layer disposed on a base surface and an LED chip disposed on the first metal layer. The first metal layer includes a first end portion forming a contour away from the base surface, and a curved portion between a region overlapping the LED chip and the first end portion.
    Type: Application
    Filed: August 25, 2020
    Publication date: March 4, 2021
    Applicant: Japan Display Inc.
    Inventors: Yasuhiro KANAYA, Gen KOIDE
  • Publication number: 20210057483
    Abstract: A display device comprises: a substrate; a plurality of pixels provided to the substrate; and a plurality of light emitting elements provided to the respective pixels. The light emitting elements include a plurality of first light emitting elements, a plurality of second light emitting elements, and a plurality of third light emitting elements, the first light emitting elements are arrayed on the substrate in a first direction and a second direction, the third light emitting element has a part not overlapping the first light emitting element or the second light emitting element when one of the pixels is viewed in the first direction, and the third light emitting element has a part not overlapping the first light emitting element or the second light emitting element when one of the pixels is viewed in the second direction.
    Type: Application
    Filed: August 11, 2020
    Publication date: February 25, 2021
    Inventors: Masanobu IKEDA, Yoshinori AOKI, Akihiro OGAWA, Yasuhiro KANAYA
  • Publication number: 20210036031
    Abstract: The purpose of the present invention is to prevent an overhang in a through hole in the display area when through holes in the organic passivation film in the display area and in the terminal area are simultaneously formed. The structure to realize this purpose is as follows: the terminal area having a lead wire, formed from a first metal, and extending to the display area, a first insulating film covering the lead wire, a second metal formed on the first insulating film, and a third metal formed on the surface of the second metal, wherein the first insulating film has a first through hole and a second through hole, the second metal has a first portion that connects with the lead wire via the first through hole, the second metal has a second portion that overlaps the second through hole, the second portion is separated from the first portion.
    Type: Application
    Filed: October 20, 2020
    Publication date: February 4, 2021
    Inventors: Hidetatsu NAKAMURA, Yasuhiro KANAYA, Gen KOIDE, Hiroyuki ABE
  • Publication number: 20200355949
    Abstract: A reliability of seal portion of a liquid crystal display device can be improved by the following structure. A liquid crystal display device includes: a TFT substrate which includes a display region and a terminal part, and has an inorganic insulating film formed on an organic passivation film and an alignment film formed over the inorganic insulating film; a counter substrate, the TFT substrate and the counter substrate bonded together by a sealing material formed at a seal part surrounding the display region; and a liquid crystal sealed inside. At the seal part, a transparent conductive oxide film is formed between the inorganic insulating film and the alignment film. The transparent conductive oxide film exists inside an edge of the TFT substrate and hence, the edge of the TFT substrate is free of the transparent conductive oxide film.
    Type: Application
    Filed: July 24, 2020
    Publication date: November 12, 2020
    Inventors: Takenori HIROTA, Yasuhiro KANAYA, Hidehiro SONODA, Toshiki KANEKO
  • Patent number: 10761380
    Abstract: A reliability of seal portion of a liquid crystal display device can be improved by the following structure. A liquid crystal display device includes: a TFT substrate which includes a display region and a terminal part, and has an inorganic insulating film formed on an organic passivation film and an alignment film formed over the inorganic insulating film; a counter substrate, the TFT substrate and the counter substrate bonded together by a sealing material formed at a seal part surrounding the display region; and a liquid crystal sealed inside. At the seal part, a transparent conductive oxide film is formed between the inorganic insulating film and the alignment film. The transparent conductive oxide film exists inside an edge of the TFT substrate and hence, the edge of the TFT substrate is free of the transparent conductive oxide film.
    Type: Grant
    Filed: April 3, 2019
    Date of Patent: September 1, 2020
    Assignee: Japan Display Inc.
    Inventors: Takenori Hirota, Yasuhiro Kanaya, Hidehiro Sonoda, Toshiki Kaneko
  • Publication number: 20200225805
    Abstract: Included are a first cover base including an alkali glass layer, a first alkali-free glass layer provided on one face of the alkali glass layer, and a second alkali-free glass layer provided on another face of the alkali glass layer and a sensor that is provided on the first alkali-free glass layer of the first cover base and includes a plurality of first electrodes configured to detect the unevenness of a surface of an object to be detected that comes into contact with or close to the first cover base and a switching element. At least the first electrodes are formed above the first alkali-free glass layer and in a transmissive area that passes an image.
    Type: Application
    Filed: March 24, 2020
    Publication date: July 16, 2020
    Inventors: Hayato Kurasawa, Shoji Hinata, Toshinori Uehara, Hiroshi Mizuhashi, Yuji Suzuki, Yasuhiro Kanaya
  • Patent number: 10635238
    Abstract: Included are a first cover base including an alkali glass layer, a first alkali-free glass layer provided on one face of the alkali glass layer, and a second alkali-free glass layer provided on another face of the alkali glass layer and a sensor that is provided on the first alkali-free glass layer of the first cover base and includes a plurality of first electrodes configured to detect the unevenness of a surface of an object to be detected that comes into contact with or close to the first cover base and a switching element. At least the first electrodes are formed above the first alkali-free glass layer and in a transmissive area that passes an image.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: April 28, 2020
    Assignee: Japan Display Inc.
    Inventors: Hayato Kurasawa, Shoji Hinata, Toshinori Uehara, Hiroshi Mizuhashi, Yuji Suzuki, Yasuhiro Kanaya
  • Patent number: 10372003
    Abstract: According to one embodiment, a display device includes a first substrate including a semiconductor layer, a first inorganic insulating film provided above the semiconductor layer and including a first opening, an organic insulating film provided above the semiconductor layer and including a second opening in a region which overlaps the first opening, a metal film stacked on the semiconductor layer and a pixel electrode provided in the first opening and the second opening to be in contact with the metal film and the semiconductor layer, and the metal film is spaced from a first side surface of the first opening and a second side surface of the second opening.
    Type: Grant
    Filed: October 13, 2017
    Date of Patent: August 6, 2019
    Assignee: Japan Display Inc.
    Inventor: Yasuhiro Kanaya
  • Publication number: 20190227359
    Abstract: A reliability of seal portion of a liquid crystal display device can be improved by the following structure. A liquid crystal display device includes: a TFT substrate which includes a display region and a terminal part, and has an inorganic insulating film formed on an organic passivation film and an alignment film formed over the inorganic insulating film; a counter substrate, the TFT substrate and the counter substrate bonded together by a sealing material formed at a seal part surrounding the display region; and a liquid crystal sealed inside. At the seal part, a transparent conductive oxide film is formed between the inorganic insulating film and the alignment film. The transparent conductive oxide film exists inside an edge of the TFT substrate and hence, the edge of the TFT substrate is free of the transparent conductive oxide film.
    Type: Application
    Filed: April 3, 2019
    Publication date: July 25, 2019
    Inventors: Takenori HIROTA, Yasuhiro KANAYA, Hidehiro SONODA, Toshiki KANEKO
  • Publication number: 20190220147
    Abstract: Included are a first cover base including an alkali glass layer, a first alkali-free glass layer provided on one face of the alkali glass layer, and a second alkali-free glass layer provided on another face of the alkali glass layer and a sensor that is provided on the first alkali-free glass layer of the first cover base and includes a plurality of first electrodes configured to detect the unevenness of a surface of an object to be detected that comes into contact with or close to the first cover base and a switching element. At least the first electrodes are formed above the first alkali-free glass layer and in a transmissive area that passes an image.
    Type: Application
    Filed: March 27, 2019
    Publication date: July 18, 2019
    Inventors: Hayato Kurasawa, Shoji Hinata, Toshinori Uehara, Hiroshi Mizuhashi, Yuji Suzuki, Yasuhiro Kanaya
  • Patent number: 10288945
    Abstract: A reliability of seal portion of a liquid crystal display device can be improved by the following structure. A liquid crystal display device includes: a TFT substrate which includes a display region and a terminal part, and has an inorganic insulating film formed on an organic passivation film and an alignment film formed over the inorganic insulating film; a counter substrate, the TFT substrate and the counter substrate bonded together by a sealing material formed at a seal part surrounding the display region; and a liquid crystal sealed inside. At the seal part, a transparent conductive oxide film is formed between the inorganic insulating film and the alignment film. The transparent conductive oxide film exists inside an edge of the TFT substrate and hence, the edge of the TFT substrate is free of the transparent conductive oxide film.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: May 14, 2019
    Assignee: Japan Display Inc.
    Inventors: Takenori Hirota, Yasuhiro Kanaya, Hidehiro Sonoda, Toshiki Kaneko
  • Patent number: 10288959
    Abstract: A terminal structure that keeps the resistance of its connecting portion small and secures mechanical reliability is to be achieved. A display device includes a display region and a terminal region. A terminal formed in the terminal region is formed with a terminal metal, a first oxide conductive film covering the end portion of the terminal metal, and a second oxide conductive film covering the first oxide conductive film and the terminal metal. The first oxide conductive film has an opening in the center part of the terminal.
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: May 14, 2019
    Assignee: Japan Display Inc.
    Inventors: Motoharu Miyamoto, Hidetatsu Nakamura, Yasuhiro Kanaya, Yasushi Nakano, Yasuhito Aruga
  • Patent number: 10282029
    Abstract: Included are a first cover base including an alkali glass layer, a first alkali-free glass layer provided on one face of the alkali glass layer, and a second alkali-free glass layer provided on another face of the alkali glass layer and a sensor that is provided on the first alkali-free glass layer of the first cover base and includes a plurality of first electrodes configured to detect the unevenness of a surface of an object to be detected that comes into contact with or close to the first cover base and a switching element. At least the first electrodes are formed above the first alkali-free glass layer and in a transmissive area that passes an image.
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: May 7, 2019
    Assignee: Japan Display Inc.
    Inventors: Hayato Kurasawa, Shoji Hinata, Toshinori Uehara, Hiroshi Mizuhashi, Yuji Suzuki, Yasuhiro Kanaya