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).
-
Patent number: 11056668Abstract: A display device has a first electrode provided corresponding to each of a plurality of pixels in a region in which the plurality of pixels is provided, a second electrode provided over the plurality of pixels and extending to a contact region provided outside the pixel region, a light emitting layer provided between the first electrode and the second electrode, a third electrode provided in the contact region, an organic insulating layer covering the third electrode and provided with a contact hole exposing the third electrode, and a connection portion between the second electrode and the third electrode in the contact hole, wherein the maximum distance between any two points on the outer periphery of the connection portion is 1 ?m or more and 100 ?m or less.Type: GrantFiled: June 19, 2019Date of Patent: July 6, 2021Assignee: Japan Display Inc.Inventors: Mitsuhide Miyamoto, Hajime Akimoto, Yuko Matsumoto, Yusuke Tada
-
Publication number: 20210167136Abstract: 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: ApplicationFiled: February 11, 2021Publication date: June 3, 2021Applicant: Japan Display Inc.Inventors: Mitsuhide MIYAMOTO, Hajime AKIMOTO
-
Publication number: 20210157435Abstract: 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: ApplicationFiled: January 6, 2021Publication date: May 27, 2021Applicant: Japan Display Inc.Inventors: Tomohiko NAGANUMA, Mitsuhide MIYAMOTO, Chunche MA
-
Patent number: 10957748Abstract: 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: GrantFiled: April 23, 2020Date of Patent: March 23, 2021Assignee: Japan Display Inc.Inventors: Mitsuhide Miyamoto, Hajime Akimoto
-
Patent number: 10936127Abstract: 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: GrantFiled: June 12, 2019Date of Patent: March 2, 2021Assignee: Japan Display Inc.Inventors: Tomohiko Naganuma, Mitsuhide Miyamoto, Chunche Ma
-
Publication number: 20210026483Abstract: 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: ApplicationFiled: October 13, 2020Publication date: January 28, 2021Applicant: Japan Display Inc.Inventors: Mitsuhide MIYAMOTO, Hajime AKIMOTO
-
Publication number: 20210004112Abstract: The touch sensor includes a touch detection area with at least a part of a curved area having a curved edge. In the touch detection area, a plurality of first electrodes and second electrodes disposed side by side in a first direction and in a second direction are disposed. A plurality of first electrodes disposed side by side in the first direction are connected to each other. A plurality of second electrodes disposed side by side in the second direction are connected to each other. In the curved area, distances between the plurality of first electrodes and the second electrodes in the first direction gradually change in the second direction.Type: ApplicationFiled: September 23, 2020Publication date: January 7, 2021Inventor: Mitsuhide MIYAMOTO
-
Publication number: 20200409487Abstract: The method for manufacturing a display device includes forming a light emitting element and a terminal on a substrate, forming a sealing film including a first inorganic insulating film and a second inorganic insulating film to cover the light emitting element and the terminal, forming a resist having a taper shape in which a thickness of an end portion on the sealing film becomes thinner as it goes to the terminal side by using a gray-tone mask, forming a taper shape in which thicknesses in end portions of the first inorganic insulating film and the second inorganic insulating film becomes thinner as it goes to the terminal side by etching, forming a touch electrode above the sealing film and forming wiring connected to the terminal via the end portions together with connecting to the touch electrode for detecting a touched position.Type: ApplicationFiled: September 8, 2020Publication date: December 31, 2020Inventors: Yuko Matsumoto, Hajime Akimato, Mitsuhide Miyamoto, Yusuke Tada
-
Patent number: 10872934Abstract: Disclosed is a display device including: a plurality of pixel electrodes; a plurality of opposing electrodes located over the plurality of pixel electrodes and arranged in a stripe shape; and an EL layer sandwiched between the plurality of pixel electrodes and the plurality of opposing electrodes. The plurality of opposing electrodes is electrically independent from one another. Each of the opposing electrodes may be electrically independent from the plurality of metal films. The plurality of metal films may be electrically floating.Type: GrantFiled: June 8, 2017Date of Patent: December 22, 2020Assignee: Japan Display Inc.Inventors: Shuji Hayashi, Hayato Kurasawa, Takayuki Nakanishi, Mitsuhide Miyamoto, Hiroshi Mizuhashi, Yoshitoshi Kida
-
Patent number: 10866664Abstract: 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: GrantFiled: April 24, 2018Date of Patent: December 15, 2020Assignee: Japan Display Inc.Inventors: Mitsuhide Miyamoto, Hajime Akimoto
-
Patent number: 10838565Abstract: A display device according to an embodiment of the invention includes: a base insulating film; a sealing film which covers the base insulating film; a plurality of first electrodes which are two-dimensionally arranged on the sealing film, the first electrodes adjacent in a first direction being connected via a first connection line; a plurality of second electrodes which are two-dimensionally arranged, the second electrodes adjacent in the second direction being connected via a second connection line intersecting the first connection line in plan view; an interlayer insulating film which is interposed between the first connection line and the second connection line and which fills a step formed by an outer edge of the sealing film and the base insulating film; and a lead-out wiring which is connected to the first electrode or the second electrode and which passes over a portion of the interlayer insulating film which fills the step.Type: GrantFiled: September 23, 2019Date of Patent: November 17, 2020Assignee: Japan Display Inc.Inventors: Mitsuhide Miyamoto, Hajime Akimoto, Yuko Matsumoto, Yusuke Tada
-
Publication number: 20200251531Abstract: 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: ApplicationFiled: April 23, 2020Publication date: August 6, 2020Applicant: Japan Display Inc.Inventors: Mitsuhide MIYAMOTO, Hajime AKIMOTO
-
Publication number: 20200235169Abstract: The display device includes a substrate, a display region arranged on the substrate and including a plurality of pixels, a first wiring provided on the substrate, an insulating layer overlapping a portion of the first wiring, an oxide conductive layer provided on the first wiring and electrically connected to the first wiring, a sealing layer overlapping the display region and at least an end of the oxide conductive layer and sealing the plurality of pixels, a sensor electrode provided on the sealing layer and overlapping the display region, and a second wiring passing over the at least end of the oxide conductive layer provided with the sealing layer and electrically connecting the sensor electrode and the oxide conductive layer.Type: ApplicationFiled: April 7, 2020Publication date: July 23, 2020Inventors: Mitsuhide MIYAMOTO, Yuko MATSUMOTO
-
Patent number: 10672840Abstract: 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: GrantFiled: June 26, 2019Date of Patent: June 2, 2020Assignee: Japan Display Inc.Inventors: Mitsuhide Miyamoto, Hajime Akimoto
-
Patent number: 10545593Abstract: 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: GrantFiled: September 8, 2017Date of Patent: January 28, 2020Assignee: Japan Display Inc.Inventors: Hayato Kurasawa, Mitsuhide Miyamoto, Hiroshi Mizuhashi, Takayuki Nakanishi, Shuji Hayashi, Yoshitoshi Kida
-
Publication number: 20200019281Abstract: A display device according to an embodiment of the invention includes: a base insulating film; a sealing film which covers the base insulating film; a plurality of first electrodes which are two-dimensionally arranged on the sealing film, the first electrodes adjacent in a first direction being connected via a first connection line; a plurality of second electrodes which are two-dimensionally arranged, the second electrodes adjacent in the second direction being connected via a second connection line intersecting the first connection line in plan view; an interlayer insulating film which is interposed between the first connection line and the second connection line and which fills a step formed by an outer edge of the sealing film and the base insulating film; and a lead-out wiring which is connected to the first electrode or the second electrode and which passes over a portion of the interlayer insulating film which fills the step.Type: ApplicationFiled: September 23, 2019Publication date: January 16, 2020Applicant: Japan Display Inc.Inventors: Mitsuhide MIYAMOTO, Hajime Akimoto, Yuko Matsumoto, Yusuke Tada
-
Publication number: 20190393442Abstract: A display device has a first electrode provided corresponding to each of a plurality of pixels in a region in which the plurality of pixels is provided, a second electrode provided over the plurality of pixels and extending to a contact region provided outside the pixel region, a light emitting layer provided between the first electrode and the second electrode, a third electrode provided in the contact region, an organic insulating layer covering the third electrode and provided with a contact hole exposing the third electrode, and a connection portion between the second electrode and the third electrode in the contact hole, wherein the maximum distance between any two points on the outer periphery of the connection portion is 1 ?m or more and 100 ?m or less.Type: ApplicationFiled: June 19, 2019Publication date: December 26, 2019Inventors: Mitsuhide MIYAMOTO, Hajime AKIMOTO, Yuko MATSUMOTO, Yusuke TADA
-
Patent number: 10481717Abstract: 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: GrantFiled: January 3, 2018Date of Patent: November 19, 2019Assignee: Japan Display Inc.Inventor: Mitsuhide Miyamoto
-
Patent number: 10483475Abstract: A display device includes a plurality of sub pixels; a plurality of first electrodes, the sub pixel having the plurality of first electrodes; 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 among the plurality of sub pixels, the plurality of second electrodes being arrayed in a second direction crossing the first direction; a light emitting layer between the first electrode and the second electrode, the sub pixel having the light emitting layer; and a plurality of third electrodes facing the second electrodes, the third electrodes and the second electrodes forming capacitances, the third electrodes being connected with a plurality of output terminals respectively.Type: GrantFiled: June 19, 2017Date of Patent: November 19, 2019Assignee: Japan Display Inc.Inventors: Hayato Kurasawa, Mitsuhide Miyamoto, Hiroshi Mizuhashi, Takayuki Nakanishi, Shuji Hayashi, Yoshitoshi Kida
-
Publication number: 20190319077Abstract: 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: ApplicationFiled: June 26, 2019Publication date: October 17, 2019Applicant: Japan Display Inc.Inventors: Mitsuhide Miyamoto, Hajime Akimoto