Patents by Inventor Masanobu Ikeda

Masanobu Ikeda 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: 20210096696
    Abstract: There are provided a display panel with a touch detector that allows the touch detection electrodes to be less visible, a touch panel, and an electronic unit having the display panel with a touch detector. The display panel with a touch detector includes: a display layer including a plurality of display elements arranged side by side; and an electrode layer alternately segmented into first regions and second regions along a first direction, the electrode layer including a plurality of first slits arranged side by side to extend in a second direction, and a plurality of second slits each allowing an adjacent pair of the plurality of first slits in the second regions to be in communication with one another.
    Type: Application
    Filed: December 14, 2020
    Publication date: April 1, 2021
    Inventors: Koji Ishizaki, Koji Noguchi, Masanobu Ikeda, Yasuyuki Matsui
  • 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: 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: 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: 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: 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
  • Patent number: 10895923
    Abstract: There are provided a display panel with a touch detector that allows the touch detection electrodes to be less visible, a touch panel, and an electronic unit having the display panel with a touch detector. The display panel with a touch detector includes: a display layer including a plurality of display elements arranged side by side; and an electrode layer alternately segmented into first regions and second regions along a first direction, the electrode layer including a plurality of first slits arranged side by side to extend in a second direction, and a plurality of second slits each allowing an adjacent pair of the plurality of first slits in the second regions to be in communication with one another.
    Type: Grant
    Filed: May 21, 2020
    Date of Patent: January 19, 2021
    Assignee: Japan Display Inc.
    Inventors: Koji Ishizaki, Koji Noguchi, Masanobu Ikeda, Yasuyuki Matsui
  • Patent number: 10884543
    Abstract: A display device with a touch detection function is provided and includes a display unit that includes a plurality of pixel electrodes, and a plurality of counter electrodes facing the pixel electrodes, and that displays an image at a resolution in accordance with the number of the pixel electrodes; and a controller that alternately executes, in one frame period, a display operation in a display period by driving the pixel electrodes and the counter electrodes, and a touch detection operation in a touch period by driving the counter electrodes, wherein the controller that changes a ratio between the display period and the touch period in the one frame period in accordance with a resolution of an image to be displayed in the one frame period.
    Type: Grant
    Filed: April 8, 2020
    Date of Patent: January 5, 2021
    Assignee: Japan Display Inc.
    Inventors: Masanobu Ikeda, Hayato Kurasawa
  • Publication number: 20200393714
    Abstract: A display apparatus includes a first substrate, a second substrate facing the first substrate, lead wirings provided on the first substrate or the second substrate and a first insulator part provided on an upper surface of the second substrate. The lead wirings are arranged in a peripheral region when seen in a plan view and the first insulator part is arranged so as to overlap a display region when seen in a plan view. Second insulator parts or spaces with a permittivity lower than a permittivity of the first insulator part are provided at sides of the first insulator part. The second insulator parts or the spaces are arranged so as to overlap the lead wirings in the peripheral region when seen in a plan view.
    Type: Application
    Filed: August 27, 2020
    Publication date: December 17, 2020
    Inventors: Koji ISHIZAKI, Masanobu IKEDA, Hayato KURASAWA, Yoshihiro WATANABE
  • Patent number: 10802319
    Abstract: A display apparatus includes a first substrate, a second substrate facing the first substrate, lead wirings provided on the first substrate or the second substrate and a first insulator part provided on an upper surface of the second substrate. The lead wirings are arranged in a peripheral region when seen in a plan view and the first insulator part is arranged so as to overlap a display region when seen in a plan view. Second insulator parts or spaces with a permittivity lower than a permittivity of the first insulator part are provided at sides of the first insulator part. The second insulator parts or the spaces are arranged so as to overlap the lead wirings in the peripheral region when seen in a plan view.
    Type: Grant
    Filed: October 3, 2018
    Date of Patent: October 13, 2020
    Assignee: Japan Display Inc.
    Inventors: Koji Ishizaki, Masanobu Ikeda, Hayato Kurasawa, Yoshihiro Watanabe
  • Publication number: 20200285329
    Abstract: There are provided a display panel with a touch detector that allows the touch detection electrodes to be less visible, a touch panel, and an electronic unit having the display panel with a touch detector. The display panel with a touch detector includes: a display layer including a plurality of display elements arranged side by side; and an electrode layer alternately segmented into first regions and second regions along a first direction, the electrode layer including a plurality of first slits arranged side by side to extend in a second direction, and a plurality of second slits each allowing an adjacent pair of the plurality of first slits in the second regions to be in communication with one another.
    Type: Application
    Filed: May 21, 2020
    Publication date: September 10, 2020
    Inventors: Koji ISHIZAKI, Koji NOGUCHI, Masanobu IKEDA, Yasuyuki MATSUI
  • Publication number: 20200278572
    Abstract: A display device is provided and including first and second substrates, wherein the first substrate includes a first area, a second area overlapping the second substrate, a first edge extending in a first direction, a first terminal portion on the first area; the second substrate has a first protruding portion protruding toward the first edge of the first substrate and a second edge including a linear portion along the first edge and a curved portion connected to the linear portion and extending toward the first edge, the curved portion constitutes a part of a edge of the first protruding portion, and a width in the first direction of the first protruding portion gradually decreases toward the first edge.
    Type: Application
    Filed: May 19, 2020
    Publication date: September 3, 2020
    Inventors: Koji ISHIZAKI, Hayato KURASAWA, Masanobu IKEDA
  • Publication number: 20200233524
    Abstract: A display device with a touch detection function is provided and includes a display unit that includes a plurality of pixel electrodes, and a plurality of counter electrodes facing the pixel electrodes, and that displays an image at a resolution in accordance with the number of the pixel electrodes; and a controller that alternately executes, in one frame period, a display operation in a display period by driving the pixel electrodes and the counter electrodes, and a touch detection operation in a touch period by driving the counter electrodes, wherein the controller that changes a ratio between the display period and the touch period in the one frame period in accordance with a resolution of an image to be displayed in the one frame period.
    Type: Application
    Filed: April 8, 2020
    Publication date: July 23, 2020
    Inventors: Masanobu IKEDA, Hayato KURASAWA
  • Patent number: 10698511
    Abstract: There are provided a display panel with a touch detector that allows the touch detection electrodes to be less visible, a touch panel, and an electronic unit having the display panel with a touch detector. The display panel with a touch detector includes: a display layer including a plurality of display elements arranged side by side; and an electrode layer alternately segmented into first regions and second regions along a first direction, the electrode layer including a plurality of first slits arranged side by side to extend in a second direction, and a plurality of second slits each allowing an adjacent pair of the plurality of first slits in the second regions to be in communication with one another.
    Type: Grant
    Filed: August 22, 2018
    Date of Patent: June 30, 2020
    Assignee: Japan Display Inc.
    Inventors: Koji Ishizaki, Koji Noguchi, Masanobu Ikeda, Yasuyuki Matsui
  • Patent number: 10670903
    Abstract: According to one embodiment, a display device comprises a first substrate includes a first area, a second area adjacent to the first area, and a first terminal portion located in the first area, and a second substrate includes an edge including a linear portion located between the first area and the second area, the second substrate overlapping the second area, wherein the second substrate further comprises a protruding portion protruding than the linear portion and a second terminal portion located in the protruding portion, and the display device further comprises a holding layer holding a gap between the second area and the protruding portion.
    Type: Grant
    Filed: March 28, 2018
    Date of Patent: June 2, 2020
    Assignee: Japan Display Inc.
    Inventors: Koji Ishizaki, Hayato Kurasawa, Masanobu Ikeda
  • Patent number: 10620744
    Abstract: According to an aspect, a display device with a touch detection function includes: a display unit that includes a plurality of pixel electrodes, and a plurality of counter electrodes facing the pixel electrodes, and that displays an image at a resolution in accordance with the number of the pixel electrodes; a plurality of touch detection electrodes overlapping the counter electrodes; and a controller that alternately executes, in one frame period, a display operation in a display period by driving the pixel electrodes and the counter electrodes, and a touch detection operation in a touch period by driving one or both of the counter electrodes and the touch detection electrodes. The controller includes a control switching unit that changes a ratio between the display period and the touch period in the one frame period in accordance with a resolution of an image to be displayed in the one frame period.
    Type: Grant
    Filed: February 8, 2018
    Date of Patent: April 14, 2020
    Assignee: Japan Display Inc.
    Inventors: Masanobu Ikeda, Hayato Kurasawa
  • Publication number: 20200099278
    Abstract: To prevent creation of unnecessary resin when fixing a magnet with resin, a manufacturing method for manufacturing a magnet embedded core comprises: a placing step of placing the rotor core on a mounting table such that an end surface of the rotor core is in contact with the mounting table; a resin charging step of charging the resin in solid state into the magnet insertion hole; a melting step of inciting the resin in the magnet insertion hole; a magnet inserting step of inserting the magnet into the magnet insertion hole; a closure step of closing the opening of the magnet insertion hole remote from the mounting table; and a resin pressurizing step of pressurizing the molten resin that has flowed into a buffer chamber formed in the mounting table from the opening of the magnet insertion hole on a side of the mounting table following the closure step.
    Type: Application
    Filed: April 10, 2017
    Publication date: March 26, 2020
    Inventors: Osamu Fukuyama, Tomoaki Murayama, Tetsuy Nishizawa, Masanobu Ikeda, Kazuo Nakamura
  • 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