Patents by Inventor Yoshikatsu Imazeki

Yoshikatsu Imazeki 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: 20220012450
    Abstract: Provided are a fingerprint detection device and a display device that can reduce the occurrence of unintended patterns. The fingerprint detection device has a plurality of drive electrodes and a plurality of detection electrodes. The detection electrodes have a plurality of first line parts, a plurality of second line parts extending in a direction crossing the first line parts, and bent parts coupling the first line parts and the second line parts to each other. The drive electrodes have a plurality of electrodes arranged spaced apart from each other in a plan view, connecting parts coupling the electrodes adjacent to each other in the second direction to each other, and dummy electrodes in a floating state, each of the dummy electrodes being arranged between two electrodes arranged in the first direction between two detection electrodes.
    Type: Application
    Filed: September 23, 2021
    Publication date: January 13, 2022
    Inventors: Koichi MIYASAKA, Yoshikatsu IMAZEKI, Yoichi KAMIJO, Shuichi OSAWA, Yoshihiro WATANABE
  • Patent number: 11163409
    Abstract: A touch panel is provided and includes a substrate having first and second face sides, the first face side being an inputting face side and the second face side being opposite to the first face side; a conductive member that is arranged on the substrate, and that configures input position detecting electrodes in an inputting region; a mounting terminal in a peripheral region that is outside the inputting region in a plan view; peripheral wiring lines disposed in the peripheral region, each having a first end electrically connected to the mounting terminal and a second end connected to one of the input position detecting electrodes; a first light blocking layer arranged on the substrate so as to cover at least a part of the peripheral wiring lines when viewed from the first face side of the substrate; and a second light blocking layer arranged between the substrate and the peripheral wiring line, wherein the first light blocking layer overlaps at least a part of the second light blocking layer so as to partly
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: November 2, 2021
    Assignee: Japan Display Inc.
    Inventor: Yoshikatsu Imazeki
  • Publication number: 20210318562
    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: Application
    Filed: June 24, 2021
    Publication date: October 14, 2021
    Inventors: Yoichi KAMIJO, Yoshikatsu IMAZEKI, Shuichi OSAWA, Yoshihiro WATANABE, Koichi MIYASAKA
  • Publication number: 20210280413
    Abstract: An electronic apparatus is provided and includes a first substrate comprising a first conductive layer; a second substrate which is opposed to the first conductive layer and is separated from the first conductive layer, the second substrate including a second conductive layer, and a first hole penetrating the second substrate; and a connecting material which electrically connects the first conductive layer and the second conductive layer via the first hole, wherein the connecting material consists of a single material; and the second conductive layer is located on the second substrate on a side opposite to a side that is opposed to the first conductive layer.
    Type: Application
    Filed: May 24, 2021
    Publication date: September 9, 2021
    Inventors: Yoshikatsu IMAZEKI, Shoji HINATA
  • Publication number: 20210231999
    Abstract: According to one embodiment, a display device includes a first substrate including an electrode, a second substrate including a substrate edge, a transparent conductive film including an extended portion, an optical element adhered to the transparent conductive film, and a connecting member. The connecting member is in contact with the substrate edge and electrically connects the electrode and the extended portion. The optical element includes a penetration portion. The penetration portion and the connecting member are arranged in a direction intersecting an extending direction of the substrate edge.
    Type: Application
    Filed: April 16, 2021
    Publication date: July 29, 2021
    Inventors: Yoshikatsu IMAZEKI, Yoichi KAMIJO, Yoshihiro WATANABE, Koichi MIYASAKA, Shuichi OSAWA
  • Publication number: 20210223622
    Abstract: According to one embodiment, a display device includes a display panel comprising a first substrate, a second substrate opposing the first substrate, and a first cutout portion cut in each of the first substrate and the second substrate and a flexible substrate comprising a bent portion which is bent and mounted on a mounting portion located in the first cutout portion, and the bent portion passes through the first cutout portion.
    Type: Application
    Filed: April 2, 2021
    Publication date: July 22, 2021
    Inventors: Yoichi KAMIJO, Yoshikatsu IMAZEKI, Shuichi OSAWA, Yoshihiro WATANABE, Koichi MIYASAKA
  • Publication number: 20210191210
    Abstract: According to one embodiment, a display device includes a display panel, a first wiring board mounted on the display panel, and a backlight unit located on a back surface side of the display panel to illuminate the display panel. The backlight unit includes a casing which includes a bottom plate including a first slit and a side plate standing at the bottom plate, and a light guide arranged in the casing. The first wiring board passes between the side plate and the light guide and through the first slit and is bent toward a back surface side of the casing.
    Type: Application
    Filed: March 5, 2021
    Publication date: June 24, 2021
    Inventors: Yoshihiro WATANABE, Yoshikatsu IMAZEKI, Yoichi KAMIJO, Koichi MIYASAKA, Shuichi OSAWA
  • Publication number: 20210181816
    Abstract: According to one embodiment, a display device includes a first insulating substrate including a first substrate end, a second insulating substrate including an outer surface and a second substrate end, an electrode located between the first substrate end and the second substrate end, and a transparent conductive layer disposed on a side on which the outer surface is located. The outer surface includes a flat portion and a sloping portion. A thickness on a side on which the second substrate end is located is less than a thickness on a side on which the flat portion is located. The transparent conductive layer overlaps the sloping portion and is electrically connected to the electrode.
    Type: Application
    Filed: February 26, 2021
    Publication date: June 17, 2021
    Inventors: Yoshihiro WATANABE, Yoshikatsu IMAZEKI, Yoichi KAMIJO, Koichi MIYASAKA, Shuichi OSAWA
  • Patent number: 11018000
    Abstract: According to one embodiment, an electronic apparatus including a first substrate comprising a first conductive layer; a second substrate which is opposed to the first conductive layer and is separated from the first conductive layer, the second substrate including: a second conductive layer, and a first hole penetrating the second substrate; and a connecting material which electrically connects the first conductive layer and the second conductive layer via the first hole, wherein the second conductive layer is located on the second substrate on a side opposite to a side that is opposed to the first conductive layer.
    Type: Grant
    Filed: April 19, 2019
    Date of Patent: May 25, 2021
    Assignee: Japan Display Inc.
    Inventors: Yoshikatsu Imazeki, Shoji Hinata
  • Publication number: 20200359494
    Abstract: A display device is provided and includes first substrate comprising first base member, first terminal and pixel electrodes; second substrate comprising second base member comprising first surface opposing and spaced apart from first terminal and second surface on an opposite side to first surface, second terminal located on side of second surface, and first hole which penetrates from first surface to second surface and second terminal; organic insulating layer provided between first terminal and second base member and adjacent to display area, organic insulating layer having second hole beneath first hole; and connecting material provided on first and second hole to electrically connect first terminal and second terminal, wherein organic insulating layer includes sealant attaches first substrate and second substrate, diameter of second hole is greater than diameter of first hole, and at least one of first terminal and second terminal including oxide electrode in contact with connecting material.
    Type: Application
    Filed: July 24, 2020
    Publication date: November 12, 2020
    Inventors: Shuichi OSAWA, Shoji HINATA, Yoshikatsu IMAZEKI, Yoichi KAMIJO, Yoshihiro WATANABE
  • Patent number: 10802315
    Abstract: According to one embodiment, a display device includes a display panel including a first surface over a display portion and a non-display portion therearound, a cover including a second surface opposing the first surface and an adhesive layer in contact with the first surface and the second surface, and the first surface includes a convexity projecting toward the cover in the non-display portion, and the second surface includes a concavity overlapping the convexity.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: October 13, 2020
    Assignee: Japan Display, Inc.
    Inventors: Yoichi Kamijo, Yoshikatsu Imazeki, Shuichi Osawa, Yoshihiro Watanabe, Koichi Miyasaka
  • Patent number: 10747378
    Abstract: According to one embodiment, a display device includes a first substrate, a second substrate, a display function layer, and a connecting material. The first substrate includes a first basement and a first conductive layer. The second substrate includes a second basement including a first hole, a first projection formed on an inner circumferential surface of the first hole, and a second conductive layer. The connecting material covers a surface of the first hole including the first projection and electrically connects the first conductive layer and the second conductive layer.
    Type: Grant
    Filed: May 15, 2018
    Date of Patent: August 18, 2020
    Assignee: Japan Display Inc.
    Inventors: Yoshihiro Watanabe, Shuichi Osawa, Yoshikatsu Imazeki, Yoichi Kamijo
  • Patent number: 10743410
    Abstract: According to one embodiment, a display device includes a first substrate including a first base member and a first terminal, a second substrate including a second base member including a first surface opposing the first terminal and a second surface on an opposite side to the first surface, a second terminal located on a side of the second surface, and a first hole, an organic insulating layer located between the first terminal and the second base member and including a second hole connecting to the first hole and a connecting material provided on the first hole to electrically connect the first terminal and the second terminal to each other, at least one of the first terminal and the second terminal including an oxide electrode in contact with the connecting material.
    Type: Grant
    Filed: January 25, 2018
    Date of Patent: August 11, 2020
    Assignee: Japan Display Inc.
    Inventors: Shuichi Osawa, Shoji Hinata, Yoshikatsu Imazeki, Yoichi Kamijo, Yoshihiro Watanabe
  • Publication number: 20200218381
    Abstract: A touch panel is provided and includes a substrate having first and second face sides, the first face side being an inputting face side and the second face side being opposite to the first face side; a conductive member that is arranged on the substrate, and that configures input position detecting electrodes in an inputting region; a mounting terminal in a peripheral region that is outside the inputting region in a plan view; peripheral wiring lines disposed in the peripheral region, each having a first end electrically connected to the mounting terminal and a second end connected to one of the input position detecting electrodes; a first light blocking layer arranged on the substrate so as to cover at least a part of the peripheral wiring lines when viewed from the first face side of the substrate; and a second light blocking layer arranged between the substrate and the peripheral wiring line, wherein the first light blocking layer overlaps at least a part of the second light blocking layer so as to partly
    Type: Application
    Filed: March 19, 2020
    Publication date: July 9, 2020
    Inventor: Yoshikatsu IMAZEKI
  • Patent number: 10698245
    Abstract: According to one embodiment, a display device, includes a first substrate including a first conductive layer, a second substrate including a base having a first upper surface on a side opposite to a first lower surface opposed to the first substrate, a second conductive layer provided on the first upper surface, a third conductive layer provided on the first upper surface and electrically connected to the second conductive layer, a fourth conductive layer covering the third conductive layer and having a light-shielding property, a first through hole provided in the base, and an insulating material overlapping the connection material and having a light-shielding property.
    Type: Grant
    Filed: January 31, 2019
    Date of Patent: June 30, 2020
    Assignee: Japan Display Inc.
    Inventors: Yoshikatsu Imazeki, Hayato Kurasawa
  • Patent number: 10656490
    Abstract: According to one embodiment, a display device includes first and second substrates, a display function layer, a polarizer, and a connecting material. The first substrate includes a first conductive layer. The second substrate includes a basement having first and second surfaces. The display function layer is disposed between the substrates. The polarizer is disposed above the second surface and includes a second conductive layer. The connecting material electrically connects the first and second conductive layers. The basement has a first hole. The polarizer has a second hole. The connecting material contacts the first and second conductive layers via the first and second holes.
    Type: Grant
    Filed: January 8, 2019
    Date of Patent: May 19, 2020
    Assignee: Japan Display Inc.
    Inventor: Yoshikatsu Imazeki
  • Patent number: 10624212
    Abstract: An electronic device is provided and including a first substrate including a first glass substrate and a first conductive layer; a second substrate including: a second glass substrate which is disposed to be apart from the first conductive layer and includes a first surface opposed to the first conductive layer and a second surface opposite to the first surface, a second conductive layer disposed on the second surface, and a first hole penetrating the second glass substrate; and a connecting material electrically connecting the first conductive layer and the second conductive layer via the first hole, wherein the first hole is shaped as a funnel, and the connecting material includes a hollow part in which an insulative filling material is filled.
    Type: Grant
    Filed: July 22, 2019
    Date of Patent: April 14, 2020
    Assignee: Japan Display Inc.
    Inventors: Shuichi Osawa, Yoshikatsu Imazeki, Yoichi Kamijo, Yoshihiro Watanabe
  • Patent number: 10613697
    Abstract: Disclosed herein is a touch panel including a glass cover, a light transmitting conductive film, a flexible circuit board, a light blocking print layer, and a colored print layer.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: April 7, 2020
    Assignee: Japan Display Inc.
    Inventor: Yoshikatsu Imazeki
  • Publication number: 20200096812
    Abstract: According to one embodiment, a display device includes a first substrate including a first basement and a first terminal, a second substrate including a second basement opposing the first terminal and spaced from the first terminal, and a second terminal, and includes a first hole penetrating the second basement, a connection member formed through the first hole, which electrically connects the first terminal and the second terminal to each other, and a light-shielding member which covers the connection member.
    Type: Application
    Filed: November 27, 2019
    Publication date: March 26, 2020
    Inventors: Shoji HINATA, Shuichi OSAWA, Yoshikatsu IMAZEKI, Yoichi KAMIJO, Yoshihiro WATANABE, Masanobu IKEDA, Toyohiro SAKAI
  • Patent number: 10599244
    Abstract: According to one embodiment, a display device includes a display panel including a display area and a non-display area including a first area and a second area. The display panel includes a first substrate, a second substrate including a contact hole crossing a borderline, a protection layer provided over the display area and the first area, and a connecting material. An outer edge of the protection layer includes one first outer edge located on the borderline, another first outer edge located on the borderline opposed to the one first outer edge across the contact hole, and a second outer edge provided in the first area, connected to an end of the one first outer edge and extending along the contact hole.
    Type: Grant
    Filed: December 10, 2018
    Date of Patent: March 24, 2020
    Assignee: Japan Display Inc.
    Inventors: Koichi Miyasaka, Yoshikatsu Imazeki, Yoichi Kamijo, Shuichi Osawa, Yoshihiro Watanabe