Patents by Inventor Yuuichi Kanesaka

Yuuichi Kanesaka 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: 11822177
    Abstract: According to one embodiment, a display device includes a liquid crystal display panel including a first substrate and a second substrate opposed to each other, a liquid crystal layer sandwiched between the first substrate and the second substrate, a first polarizer provided to be in contact with the first substrate, a second polarizer provided to be in contact with the second substrate, a cover glass, and a light-shielding layer covering a part of a bottom surface and an edge portion of the first substrate, an edge portion and a part of an upper surface of the second substrate, and an edge portion of the second polarizer; a frame; and a light-shielding cushion member provided between the frame and the liquid crystal display panel.
    Type: Grant
    Filed: September 9, 2022
    Date of Patent: November 21, 2023
    Assignee: JAPAN DISPLAY INC.
    Inventors: Shimon Itakura, Yuzo Ota, Yuuichi Kanesaka
  • Publication number: 20230324746
    Abstract: According to one embodiment, a liquid crystal device includes a first liquid crystal cell, a second liquid crystal cell, a first flexible wiring board including a first terminal and connected to the first liquid crystal cell, a second flexible wiring board including a second terminal and connected to the second liquid crystal cell, and a circuit board including a first connector connected to the first terminal and a second connector connected to the second terminal. The first flexible wiring board and the second flexible wiring board are arranged without overlapping each other in plan view. A first distance from an edge of the circuit board to the first connector and a second distance from the edge to the second connector are different from each other.
    Type: Application
    Filed: June 16, 2023
    Publication date: October 12, 2023
    Applicant: Japan Display Inc.
    Inventors: Yuuichi KANESAKA, Koichi NAGAO, Tomohide OOHIRA, Takayuki IMAI
  • Patent number: 11726372
    Abstract: According to one embodiment, a liquid crystal device includes a first liquid crystal cell, a second liquid crystal cell, a first flexible wiring board including a first terminal and connected to the first liquid crystal cell, a second flexible wiring board including a second terminal and connected to the second liquid crystal cell, and a circuit board including a first connector connected to the first terminal and a second connector connected to the second terminal. The first flexible wiring board and the second flexible wiring board are arranged without overlapping each other in plan view. A first distance from an edge of the circuit board to the first connector and a second distance from the edge to the second connector are different from each other.
    Type: Grant
    Filed: October 12, 2021
    Date of Patent: August 15, 2023
    Assignee: Japan Display Inc.
    Inventors: Yuuichi Kanesaka, Koichi Nagao, Tomohide Oohira, Takayuki Imai
  • Publication number: 20230072868
    Abstract: According to one embodiment, a display device includes a liquid crystal display panel including a first substrate and a second substrate opposed to each other, a liquid crystal layer sandwiched between the first substrate and the second substrate, a first polarizer provided to be in contact with the first substrate, a second polarizer provided to be in contact with the second substrate, a cover glass, and a light-shielding layer covering a part of a bottom surface and an edge portion of the first substrate, an edge portion and a part of an upper surface of the second substrate, and an edge portion of the second polarizer; a frame; and a light-shielding cushion member provided between the frame and the liquid crystal display panel.
    Type: Application
    Filed: September 9, 2022
    Publication date: March 9, 2023
    Applicant: Japan Display Inc.
    Inventors: Shimon ITAKURA, Yuzo OTA, Yuuichi KANESAKA
  • Patent number: 11556027
    Abstract: According to one embodiment, a display device includes a first transparent substrate including a first end portion, a second transparent substrate including a second end portion and opposing the first transparent substrate and a plurality of light-emitting devices provided along the second end portion, and the first transparent substrate includes a first driver provided in a first region located between the first end portion and the second end portion and located without overlapping the second transparent substrate in planar view, the second end portion includes a concavity, and at least one first light-emitting device of the light emitting devices, provided along the concavity, oppose the first driver with a predetermined interval therebetween.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: January 17, 2023
    Assignee: Japan Display Inc.
    Inventor: Yuuichi Kanesaka
  • Publication number: 20220113576
    Abstract: According to one embodiment, a liquid crystal device includes a first liquid crystal cell, a second liquid crystal cell, a first flexible wiring board including a first terminal and connected to the first liquid crystal cell, a second flexible wiring board including a second terminal and connected to the second liquid crystal cell, and a circuit board including a first connector connected to the first terminal and a second connector connected to the second terminal. The first flexible wiring board and the second flexible wiring board are arranged without overlapping each other in plan view. A first distance from an edge of the circuit board to the first connector and a second distance from the edge to the second connector are different from each other.
    Type: Application
    Filed: October 12, 2021
    Publication date: April 14, 2022
    Applicant: Japan Display Inc.
    Inventors: Yuuichi KANESAKA, Koichi NAGAO, Tomohide OOHIRA, Takayuki IMAI
  • Publication number: 20210364849
    Abstract: According to one embodiment, a display device includes a first transparent substrate including a first end portion, a second transparent substrate including a second end portion and opposing the first transparent substrate and a plurality of light-emitting devices provided along the second end portion, and the first transparent substrate includes a first driver provided in a first region located between the first end portion and the second end portion and located without overlapping the second transparent substrate in planar view, the second end portion includes a concavity, and at least one first light-emitting device of the light emitting devices, provided along the concavity, oppose the first driver with a predetermined interval therebetween.
    Type: Application
    Filed: May 21, 2021
    Publication date: November 25, 2021
    Applicant: Japan Display Inc.
    Inventor: Yuuichi KANESAKA
  • Patent number: 10114243
    Abstract: A display device includes a display panel including a thin film transistor substrate and a counter substrate having a transparent conductive film formed on the counter substrate, a mold frame fixing the display panel on the mold frame, a conductive rubber cushion that lies astride the counter substrate and the mold frame and is attached to both the counter substrate and the mold frame, and a metal frame, made of metal, that covers the edge of the display panel and the mold frame from above the conductive rubber cushion in a plan view. The metal frame has a recess. A first surface of the recess is lower than the surrounding thereof. A second surface the recess is higher than the surrounding thereof to be in contact with the conductive rubber cushion.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: October 30, 2018
    Assignee: Japan Display Inc.
    Inventor: Yuuichi Kanesaka
  • Publication number: 20160004131
    Abstract: A display device includes a display panel including a thin film transistor substrate and a counter substrate having a transparent conductive film formed on the counter substrate, a mold frame fixing the display panel on the mold frame, a conductive rubber cushion that lies astride the counter substrate and the mold frame and is attached to both the counter substrate and the mold frame, and a metal frame, made of metal, that covers the edge of the display panel and the mold frame from above the conductive rubber cushion in a plan view. The metal frame has a recess. A first surface of the recess is lower than the surrounding thereof. A second surface the recess is higher than the surrounding thereof to be in contact with the conductive rubber cushion.
    Type: Application
    Filed: June 30, 2015
    Publication date: January 7, 2016
    Inventor: Yuuichi KANESAKA
  • Patent number: 7817357
    Abstract: The present invention provides a display device having a large-area display region which is capable of performing an image display of high quality by making, even when two display panels abut on each other, an abutting portion becomes inconspicuous. Two optical path changing lenses LPL1, LPE2 are arranged in a state that respective optical path changing lenses LPL1, LPE2 have respective one sides thereof abutted on each other above an abutting portion BE of two display panels PNL1, PNL2. The abutted ends form a straight-line shape on the abutting portion BE.
    Type: Grant
    Filed: January 2, 2009
    Date of Patent: October 19, 2010
    Assignee: Hitachi Displays, Ltd
    Inventors: Hideo Mitani, Yuuichi Kanesaka, Akiyoshi Tobe
  • Patent number: 7554628
    Abstract: The present invention provides a display device having a large-area display region which is capable of performing an image display of high quality by making, even when two display panels abut on each other, an abutting portion becomes inconspicuous. Two optical path changing lenses LPL1, LPE2 are arranged in a state that respective optical path changing lenses LPL1, LPE2 have respective one sides thereof abutted on each other above an abutting portion BE of two display panels PNL1, PNL2. The abutted ends form a straight-line shape on the abutting portion BE.
    Type: Grant
    Filed: April 21, 2006
    Date of Patent: June 30, 2009
    Assignee: Hitachi Displays, Ltd.
    Inventors: Hideo Mitani, Yuuichi Kanesaka, Akiyoshi Tobe
  • Publication number: 20090122415
    Abstract: The present invention provides a display device having a large-area display region which is capable of performing an image display of high quality by making, even when two display panels abut on each other, an abutting portion becomes inconspicuous. Two optical path changing lenses LPL1, LPE2 are arranged in a state that respective optical path changing lenses LPL1, LPE2 have respective one sides thereof abutted on each other above an abutting portion BE of two display panels PNL1, PNL2. The abutted ends form a straight-line shape on the abutting portion BE.
    Type: Application
    Filed: January 2, 2009
    Publication date: May 14, 2009
    Inventors: Hideo Mitani, Yuuichi Kanesaka, Akiyoshi Tobe
  • Publication number: 20060244923
    Abstract: The present invention provides a display device having a large-area display region which is capable of performing an image display of high quality by making, even when two display panels abut on each other, an abutting portion becomes inconspicuous. Two optical path changing lenses LPL1, LPE2 are arranged in a state that respective optical path changing lenses LPL1, LPE2 have respective one sides thereof abutted on each other above an abutting portion BE of two display panels PNL1, PNL2. The abutted ends form a straight-line shape on the abutting portion BE.
    Type: Application
    Filed: April 21, 2006
    Publication date: November 2, 2006
    Inventors: Hideo Mitani, Yuuichi Kanesaka, Akiyoshi Tobe