Patents by Inventor Mitsuhide Miyamoto

Mitsuhide Miyamoto 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: 20190294284
    Abstract: Disclosed is a display device having a first layer and a second layer over the second layer. The first layer possesses a display region including: a plurality of first sub-pixels; a plurality of second sub-pixels; a plurality of third sub-pixels; a partition wall sandwiched by two adjacent sub-pixels; and a sealing film thereover. The second layer includes: a first touch electrode overlapping with the partition wall and arranged along the partition wall; and a second touch electrode overlapping with the partition wall, arranged along the partition wall, and intersecting the first touch electrode. The first touch electrode and the second touch electrode exist in the same layer. The first touch electrode and the second touch electrode each have a plurality of openings. Among the number of the first sub-pixels, the number of the second sub-pixels, and the number of the third sub-pixels, one is different from the other two.
    Type: Application
    Filed: June 7, 2019
    Publication date: September 26, 2019
    Inventors: Hajime AKIMOTO, Mitsuhide Miyamoto, Yuko Matsumoto, Yusuke Tada
  • Publication number: 20190294276
    Abstract: First electrodes are formed on an insulation surface in such a manner that the adjacent first electrodes are connected in a first direction and are separated in a second direction intersecting the first direction. Second electrodes are formed on an insulation surface in such a manner that the adjacent second electrodes are connected in the second direction and are separated in the first direction. Third electrodes are formed in regions in which the third electrodes overlap with the first electrodes and do not overlap with the second electrodes in such a manner that the adjacent third electrodes are connected in the second direction and are separated in the first direction. A flexible insulation layer is formed between the first electrodes and the third electrodes. An area of each of the third electrodes is less than an area of each of the first electrodes.
    Type: Application
    Filed: June 12, 2019
    Publication date: September 26, 2019
    Applicant: Japan Display Inc.
    Inventors: Tomohiko NAGANUMA, Mitsuhide MIYAMOTO, Chunche MA
  • Patent number: 10381421
    Abstract: A sealing member containing conductive particles and disposed in a seal region is formed between a display panel and a touch panel. A laminated structure formed on the display panel includes a first detection lines. The first detection lines extend from the seal region to a connection region and are connected through the conductive particles to terminals of second detection lines formed on the touch panel. A peripheral edge of the organic barrier is located inward from the conductive particles of the sealing member. The above described structure can facilitate a work for connecting external lines such as FPC to the display panel and the touch panel. Further, the structure can secure stability of electrical connection between the external lines and the touch panel.
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: August 13, 2019
    Assignee: Japan Dispaly Inc.
    Inventors: Mitsuhide Miyamoto, Hajime Akimoto
  • Patent number: 10359899
    Abstract: First electrodes are formed on an insulation surface in such a manner that the adjacent first electrodes are connected in a first direction and are separated in a second direction intersecting the first direction. Second electrodes are formed on an insulation surface in such a manner that the adjacent second electrodes are connected in the second direction and are separated in the first direction. Third electrodes are formed in regions in which the third electrodes overlap with the first electrodes and do not overlap with the second electrodes in such a manner that the adjacent third electrodes are connected in the second direction and are separated in the first direction. A flexible insulation layer is formed between the first electrodes and the third electrodes. An area of each of the third electrodes is less than an area of each of the first electrodes.
    Type: Grant
    Filed: October 16, 2018
    Date of Patent: July 23, 2019
    Assignee: Japan Display Inc.
    Inventors: Tomohiko Naganuma, Mitsuhide Miyamoto, Chunche Ma
  • Patent number: 10359897
    Abstract: A display device according to an embodiment of the present invention includes: a plurality of first electrodes arranged on a plurality of display elements, a plurality of second electrodes arranged in a layer identical to or different from a layer of the first electrodes, and a plurality of first touch signal lines connected to the plurality of first electrodes; a plurality of connection terminal provided in the peripheral area; a first switch which switches a status of an electric connection between one of the plurality of image signal lines and one of the plurality of connection terminals from connected to disconnected, or vice versa; and a second switch which switches a status of an electric connection between one of the plurality of first touch signal lines and the one of the plurality of connection terminals from connected to disconnected, or vice versa.
    Type: Grant
    Filed: May 1, 2018
    Date of Patent: July 23, 2019
    Assignee: Japan Display Inc.
    Inventors: Hajime Akimoto, Mitsuhide Miyamoto
  • Patent number: 10355058
    Abstract: A display device includes a plurality of first detection electrodes that are respectively disposed in a plurality of first areas, which are shaped in a stripe pattern and extend in the first direction, and extend in a first direction, an insulating layer that is disposed in a grid-like area, covers the first detection electrodes, and is placed on perimeters of pixel electrodes, and a plurality of second detection electrodes that are disposed on a sealing layer along a plurality of second areas and extend in a second direction, the second areas being included in the grid-like area, shaped in a stripe pattern, and extending in the second direction. The common electrodes are respectively disposed on a plurality of second banks and continue to the first direction.
    Type: Grant
    Filed: June 1, 2017
    Date of Patent: July 16, 2019
    Assignee: Japan Display Inc.
    Inventors: Mitsuhide Miyamoto, Hayato Kurasawa, Hiroshi Mizuhashi, Takayuki Nakanishi, Shuji Hayashi, Yoshitoshi Kida
  • Patent number: 10353501
    Abstract: Disclosed is a display device having a first layer and a second layer over the second layer. The first layer possesses a display region including: a plurality of first sub-pixels; a plurality of second sub-pixels; a plurality of third sub-pixels; a partition wall sandwiched by two adjacent sub-pixels; and a sealing film thereover. The second layer includes: a first touch electrode overlapping with the partition wall and arranged along the partition wall; and a second touch electrode overlapping with the partition wall, arranged along the partition wall, and intersecting the first touch electrode. The first touch electrode and the second touch electrode exist in the same layer. The first touch electrode and the second touch electrode each have a plurality of openings. Among the number of the first sub-pixels, the number of the second sub-pixels, and the number of the third sub-pixels, one is different from the other two.
    Type: Grant
    Filed: July 11, 2017
    Date of Patent: July 16, 2019
    Assignee: Japan Display Inc.
    Inventors: Hajime Akimoto, Mitsuhide Miyamoto, Yuko Matsumoto, Yusuke Tada
  • Patent number: 10234991
    Abstract: A display device includes a plurality of scanning lines provided over an insulating surface, a plurality of video signal lines provided, intersecting with the plurality of scanning lines, a display area including a plurality of pixels, each having a light emitting element and a transistor for controlling a current supplied to the light emitting element, provided at points of intersection between the plurality of scanning lines and the plurality of video signal lines, and a touch sensor provided over the display area and having a drive electrode and a detection electrode which form an electrostatic capacitance with each other.
    Type: Grant
    Filed: March 1, 2017
    Date of Patent: March 19, 2019
    Assignee: Japan Display Inc.
    Inventors: Mitsuhide Miyamoto, Takayuki Nakanishi, Hayato Kurasawa, Hiroshi Mizuhashi, Shuji Hayashi, Yoshitoshi Kida
  • Patent number: 10236336
    Abstract: Provided is an organic electroluminescence display device. The organic electroluminescence display device includes a bank that is provided so as to surround a central portion of a pixel electrode, an organic electroluminescence layer that is provided on the pixel electrode, a common electrode that is formed so as to extend from the organic electroluminescence layer to the bank, a color filter layer that overlaps the organic electro luminescence layer, a black matrix layer that overlaps the bank, a spacer that is provided on the black matrix layer, and a wiring that is provided on the black matrix layer so as to be placed on the spacer. The black matrix layer is disposed on the bank through the spacer. A convex portion is formed by the wiring being placed on the spacer, and the convex portion is electrically connected to the common electrode above the bank.
    Type: Grant
    Filed: May 3, 2017
    Date of Patent: March 19, 2019
    Assignee: Japan Display Inc.
    Inventors: Hiroshi Oooka, Mitsuhide Miyamoto
  • Publication number: 20190050085
    Abstract: First electrodes are formed on an insulation surface in such a manner that the adjacent first electrodes are connected in a first direction and are separated in a second direction intersecting the first direction. Second electrodes are formed on an insulation surface in such a manner that the adjacent second electrodes are connected in the second direction and are separated in the first direction. Third electrodes are formed in regions in which the third electrodes overlap with the first electrodes and do not overlap with the second electrodes in such a manner that the adjacent third electrodes are connected in the second direction and are separated in the first direction. A flexible insulation layer is formed between the first electrodes and the third electrodes. An area of each of the third electrodes is less than an area of each of the first electrodes.
    Type: Application
    Filed: October 16, 2018
    Publication date: February 14, 2019
    Applicant: Japan Display Inc.
    Inventors: Tomohiko NAGANUMA, Mitsuhide MIYAMOTO, Chunche MA
  • Publication number: 20190027540
    Abstract: A sealing member containing conductive particles and disposed in a seal region is formed between a display panel and a touch panel. A laminated structure formed on the display panel includes a first detection lines. The first detection lines extend from the seal region to a connection region and are connected through the conductive particles to terminals of second detection lines formed on the touch panel. A peripheral edge of the organic barrier is located inward from the conductive particles of the sealing member. The above described structure can facilitate a work for connecting external lines such as FPC to the display panel and the touch panel. Further, the structure can secure stability of electrical connection between the external lines and the touch panel.
    Type: Application
    Filed: September 24, 2018
    Publication date: January 24, 2019
    Applicant: Japan Display Inc.
    Inventors: Mitsuhide MIYAMOTO, Hajime AKIMOTO
  • Patent number: 10139979
    Abstract: First electrodes are formed on an insulation surface in such a manner that the adjacent first electrodes are connected in a first direction and are separated in a second direction intersecting the first direction. Second electrodes are formed on an insulation surface in such a manner that the adjacent second electrodes are connected in the second direction and are separated in the first direction. Third electrodes are formed in regions in which the third electrodes overlap with the first electrodes and do not overlap with the second electrodes in such a manner that the adjacent third electrodes are connected in the second direction and are separated in the first direction. A flexible insulation layer is formed between the first electrodes and the third electrodes. An area of each of the third electrodes is less than an area of each of the first electrodes.
    Type: Grant
    Filed: September 14, 2017
    Date of Patent: November 27, 2018
    Assignee: Japan Display Inc.
    Inventors: Tomohiko Naganuma, Mitsuhide Miyamoto, Chunche Ma
  • Publication number: 20180329549
    Abstract: The first and second touch electrodes constitute a mesh shape of staying away from overlap with the light-emitting pixels. Each electrode body has a first slim portion between adjacent light-emitting pixels in the first direction. Each electrode body has a first wide portion between adjacent light-emitting pixels in the second direction. The first wide portion is wider than the first slim portion. The jumper electrode has a second slim portion between adjacent light-emitting pixels in the first direction. The jumper electrode has a second wide portion between adjacent light-emitting pixels in the second direction. The second wide portion is wider than the second slim portion. The light-emitting pixels each have a planar shape longer in the second direction than in the first direction. The first and second wide portions are overlapped and electrically conductive, penetrating the insulation film.
    Type: Application
    Filed: April 24, 2018
    Publication date: November 15, 2018
    Applicant: Japan Display Inc.
    Inventors: Mitsuhide Miyamoto, Hajime Akimoto
  • Publication number: 20180321766
    Abstract: A display device according to an embodiment of the present invention includes: a plurality of first electrodes arranged on a plurality of display elements, a plurality of second electrodes arranged in a layer identical to or different from a layer of the first electrodes, and a plurality of first touch signal lines connected to the plurality of first electrodes; a plurality of connection terminal provided in the peripheral area; a first switch which switches a status of an electric connection between one of the plurality of image signal lines and one of the plurality of connection terminals from connected to disconnected, or vice versa; and a second switch which switches a status of an electric connection between one of the plurality of first touch signal lines and the one of the plurality of connection terminals from connected to disconnected, or vice versa.
    Type: Application
    Filed: May 1, 2018
    Publication date: November 8, 2018
    Applicant: Japan Display Inc.
    Inventors: Hajime AKIMOTO, Mitsuhide MIYAMOTO
  • Patent number: 10109687
    Abstract: A sealing member containing conductive particles and disposed in a seal region is formed between a display panel and a touch panel. A laminated structure formed on the display panel includes a first detection lines. The first detection lines extend from the seal region to a connection region and are connected through the conductive particles to terminals of second detection lines formed on the touch panel. A peripheral edge of the organic barrier is located inward from the conductive particles of the sealing member. The above described structure can facilitate a work for connecting external lines such as FPC to the display panel and the touch panel. Further, the structure can secure stability of electrical connection between the external lines and the touch panel.
    Type: Grant
    Filed: December 6, 2017
    Date of Patent: October 23, 2018
    Assignee: Japan Display Inc.
    Inventors: Mitsuhide Miyamoto, Hajime Akimoto
  • Patent number: 10056438
    Abstract: A stacked body including an organic film stacked on and in contact with an inorganic substrate, a wiring pattern, a first resin layer, a light-emitting element layer, and a second resin layer is prepared. The inorganic substrate is detached from the organic film. The stacked body from which the inorganic substrate is detached, an anisotropic conductive layer containing conductive particles having a diameter larger than the thickness of the organic film, and a wiring terminal of a flexible wiring board are disposed on top one another. The stacked body, the anisotropic conductive layer, and the flexible wiring board disposed are thermocompression bonded to cause the conductive particles to enter the organic film, and the wiring pattern and the wiring terminal are electrically connected by means of the conductive particles.
    Type: Grant
    Filed: August 1, 2016
    Date of Patent: August 21, 2018
    Assignee: JAPAN DISPLAY INC.
    Inventors: Mitsuhide Miyamoto, Tomoki Nakamura
  • Publication number: 20180203555
    Abstract: A display device comprising: a display area, a driving circuit formed in a peripheral area, a touch sensor, overlapping the display area, having a first touch electrode extending in a first direction and a second touch electrode extending in a second direction that crosses the first direction; wherein each of the plural pixels has pixel electrode layer, the counter electrode layer over the pixel electrode layer, the display element layer formed between the pixel electrode layer and the counter electrode layer; the touch sensor is formed over the counter electrode via an insulating layer; lead wirings from the first touch electrode or from the second touch electrode extend to an area to overlap the driving circuit formed in the peripheral area; the counter electrode layer extends to cover the area that the lead wiring and the driving circuit overlap to each other in the peripheral area.
    Type: Application
    Filed: January 3, 2018
    Publication date: July 19, 2018
    Applicant: Japan Display Inc.
    Inventor: Mitsuhide MIYAMOTO
  • Publication number: 20180129327
    Abstract: A display device includes a plurality of sub pixels; a plurality of first electrodes, the sub pixel including the first electrode; a plurality of second electrodes, the second electrode being provided commonly for at least one row pixel group, the row pixel group including sub pixels arrayed in a line in a first direction, the plurality of second electrodes being arrayed in a second direction; a light emitting layer between the first electrode and the second electrode, the sub pixel including the light emitting layer; an output transistor connected with the first electrode, the output transistor capable of blocking supply of an electric current to the first electrode, the light emitting layer, and the second electrode; and a plurality of third electrodes facing the second electrodes, the third electrode and the second electrode forming capacitance, the third electrode being connected with a plurality of output terminals respectively.
    Type: Application
    Filed: September 8, 2017
    Publication date: May 10, 2018
    Inventors: Hayato Kurasawa, Mitsuhide Miyamoto, Hiroshi Mizuhashi, Takayuki Nakanishi, Shuji Hayashi, Yoshitoshi Kida
  • Patent number: 9954041
    Abstract: An organic electroluminescence display device includes a substrate; a thin film transistor that is formed on the substrate; a light emitting region that has a lower electrode, a light emitting layer, and an upper electrode formed for each of a plurality of pixels arranged in a matrix shape on the thin film transistor; and a contact hole that is formed on the outside of the light emitting region in one corner portion of the pixel and connects the thin film transistor and the lower electrode for each pixel in a plan view. Only one pair of pixels of four pixels that share an intersection point of boundaries of the pixels arranged in the matrix shape, which are arranged in a diagonal manner have the contact holes at the corner portions having the intersection point.
    Type: Grant
    Filed: December 4, 2014
    Date of Patent: April 24, 2018
    Assignee: Japan Display Inc.
    Inventors: Naoki Tokuda, Mitsuhide Miyamoto
  • Publication number: 20180097042
    Abstract: A sealing member containing conductive particles and disposed in a seal region is formed between a display panel and a touch panel. A laminated structure formed on the display panel includes a first detection lines. The first detection lines extend from the seal region to a connection region and are connected through the conductive particles to terminals of second detection lines formed on the touch panel. A peripheral edge of the organic barrier is located inward from the conductive particles of the sealing member. The above described structure can facilitate a work for connecting external lines such as FPC to the display panel and the touch panel. Further, the structure can secure stability of electrical connection between the external lines and the touch panel.
    Type: Application
    Filed: December 6, 2017
    Publication date: April 5, 2018
    Applicant: Japan Display Inc.
    Inventors: Mitsuhide MIYAMOTO, Hajime AKIMOTO