Patents by Inventor Masamitsu Furuie
Masamitsu Furuie 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).
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Publication number: 20170133628Abstract: A light-emitting element display device includes: a display area which has an organic insulating layer that is made of an organic insulating material; a peripheral circuit area which is disposed around the display area and which has the organic insulating layer; and a blocking area that is formed between the display area and the peripheral circuit area. The blocking area includes: a first blocking area configured by only one or a plurality of inorganic material layers between an insulating base substrate and an electrode layer which covers the display area and is formed continuously from the display area, and which configures one of two electrodes for allowing the light emitting area to emit the light; and a second blocking area including a plurality of layers configuring the first blocking area, and a light emitting organic layer.Type: ApplicationFiled: September 30, 2016Publication date: May 11, 2017Inventor: Masamitsu FURUIE
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Publication number: 20170039938Abstract: The present invention overcomes image defects such as the brightness inclination or smears by reducing the line resistance of a power source bus line which supplies electricity to organic EL elements. A plurality of pixels which are arranged in a matrix array is connected to power source lines, and the plurality of power source lines are connected to a power source bus line. Both ends of the power source bus line are connected to a power source part via a FPC. By supplying electricity to both ends of the power source bus line from the power source part, the line resistance of the power source bus line can be reduced.Type: ApplicationFiled: August 12, 2016Publication date: February 9, 2017Inventors: Naoki TOKUDA, Hiroshi KAGEYAMA, Masamitsu FURUIE
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Publication number: 20170039937Abstract: The present invention overcomes image defects such as the brightness inclination or smears by reducing the line resistance of a power source bus line which supplies electricity to organic EL elements. A plurality of pixels which are arranged in a matrix array is connected to power source lines, and the plurality of power source lines are connected to a power source bus line. Both ends of the power source bus line are connected to a power source part via a FPC. By supplying electricity to both ends of the power source bus line from the power source part, the line resistance of the power source bus line can be reduced.Type: ApplicationFiled: August 12, 2016Publication date: February 9, 2017Inventors: Naoki TOKUDA, Hiroshi KAGEYAMA, Masamitsu FURUIE
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Publication number: 20160365399Abstract: An organic EL display device includes: a display area and an inspection area. The display area includes a plurality of first electrodes each provided in the pixel, a light-emitting organic layer formed in the light-emitting areas and formed of a plurality of organic material layers including a light-emitting layer, and a second electrode formed to cover the display area. The inspection area includes an inspection first electrode electrically formed as at least one block in the inspection area, an inspection organic layer formed of at least one organic material layer of the plurality of organic material layers and being in contact with the inspection first electrode, and an inspection second electrode formed in contact with the inspection organic layer.Type: ApplicationFiled: August 25, 2016Publication date: December 15, 2016Inventors: Toshihiro SATO, Masamitsu Furuie, Naoki Uetake
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Patent number: 9520577Abstract: A sealing film includes a first inorganic layer that has, in a surface thereof, a convex portion corresponding to an upper surface of an element layer, a second inorganic layer that covers the first inorganic layer, and an organic layer disposed between these layers. The surface of the first inorganic layer includes a recurved area changed from an area around the convex portion to the convex portion, and a flat area surrounding the element layer. The flat area includes an outer peripheral area on an outer end of the first inorganic layer, and an inner peripheral area between the outer peripheral area and the recurved area. The organic layer has an end in the outer peripheral area, has another portion in the recurved area, and avoids the inner peripheral area. A part of the second inorganic layer contacts the first inorganic layer in the inner peripheral area.Type: GrantFiled: April 20, 2015Date of Patent: December 13, 2016Assignee: Japan Display Inc.Inventors: Toshihiro Sato, Masamitsu Furuie
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Patent number: 9489890Abstract: The present invention overcomes image defects such as the brightness inclination or smears by reducing the line resistance of a power source bus line which supplies electricity to organic EL elements. A plurality of pixels which are arranged in a matrix array is connected to power source lines, and the plurality of power source lines are connected to a power source bus line. Both ends of the power source bus line are connected to a power source part via a FPC. By supplying electricity to both ends of the power source bus line from the power source part, the line resistance of the power source bus line can be reduced.Type: GrantFiled: October 14, 2015Date of Patent: November 8, 2016Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Naoki Tokuda, Hiroshi Kageyama, Masamitsu Furuie
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Patent number: 9484550Abstract: A light-emitting element display device includes: a display area which has an organic insulating layer that is made of an organic insulating material; a peripheral circuit area which is disposed around the display area and which has the organic insulating layer; and a blocking area that is formed between the display area and the peripheral circuit area. The blocking area includes: a first blocking area configured by only one or a plurality of inorganic material layers between an insulating base substrate and an electrode layer which covers the display area and is formed continuously from the display area, and which configures one of two electrodes for allowing the light emitting area to emit the light; and a second blocking area including a plurality of layers configuring the first blocking area, and a light emitting organic layer.Type: GrantFiled: June 30, 2014Date of Patent: November 1, 2016Assignee: Japan Display Inc.Inventor: Masamitsu Furuie
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Patent number: 9472761Abstract: An organic EL display device includes: a display area and an inspection area. The display area includes a plurality of first electrodes each provided in the pixel, a light-emitting organic layer formed in the light-emitting areas and formed of a plurality of organic material layers including a light-emitting layer, and a second electrode formed to cover the display area. The inspection area includes an inspection first electrode electrically formed as at least one block in the inspection area, an inspection organic layer formed of at least one organic material layer of the plurality of organic material layers and being in contact with the inspection first electrode, and an inspection second electrode formed in contact with the inspection organic layer.Type: GrantFiled: August 28, 2014Date of Patent: October 18, 2016Assignee: JAPAN DISPLAY INC.Inventors: Toshihiro Sato, Masamitsu Furuie, Naoki Uetake
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Publication number: 20160181340Abstract: An organic electroluminescent display device includes a display area including a plurality of pixels, a peripheral area as an area on the outside of the display area, a circuit layer including a circuit formed in the display area and a circuit formed in the peripheral area, a planarization film formed in the display area, the planarization film covering the circuit in the display area but not covering at least a portion of the circuit in the peripheral area, and an inorganic insulating layer formed of an inorganic material, the inorganic insulating layer being formed in the peripheral area and covering the at least a portion of the circuit in the peripheral area.Type: ApplicationFiled: December 18, 2015Publication date: June 23, 2016Inventor: Masamitsu FURUIE
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Patent number: 9356075Abstract: An organic EL display device includes a thin film transistor substrate in which a light-emitting element is provided for each of plural sub-pixels constituting each pixel, a counter substrate provided with a coupled color filter which is a color filter arranged to be extended over plural adjacent sub-pixels and allowing light in one wavelength region to pass through and a light-shielding film which is arranged on a boundary between adjacent color filters to allow lights in different wavelength regions to pass through and shields light, a filler arranged between the thin film transistor substrate and the counter substrate and made of a transparent organic material, and a filler thickness adjustment part which adjusts to cause a thickness of the filler in a region where the light-shielding film is provided to be thinner than a thickness of the filler in a region where the light-emitting element is provided.Type: GrantFiled: December 5, 2014Date of Patent: May 31, 2016Assignee: JAPAN DISPLAY INC.Inventor: Masamitsu Furuie
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Patent number: 9337242Abstract: A display device is provided including a display region arranged with a plurality of main pixels formed from a group including a red pixel, green pixel, blue pixel and white pixel, wherein the main pixel includes an arrangement in which the white pixel is adjacent to a pixel other than the blue pixel, and the display region is arranged so that white pixels in each of the main pixels are mutually adjacent. In the main pixel, the white pixel may be adjacent to the green pixel. In addition, in the main pixel, the blue pixel may be adjacent to the red pixel.Type: GrantFiled: January 29, 2015Date of Patent: May 10, 2016Assignee: Japan Display Inc.Inventor: Masamitsu Furuie
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Patent number: 9305981Abstract: A display device includes a display area in which pixels are arranged in a matrix, and an inspection area that is formed around the display area, and has an inspection pixel, in which the display area includes plural first electrodes that are disposed in the respective pixels, a light emitting organic layer that includes plural organic material layers having a light emitting layer, and a second electrode that covers the display area, and the inspection pixel includes an inspection first electrode electrically independent from the respective first electrodes, an inspection organic layer in which at least one light emitting layer of the plural organic material layers is continuous from the display area, and comes in contact with the inspection first electrode, and an inspection second electrode that is continuous from the second electrode, and comes in contact with the inspection organic layer.Type: GrantFiled: August 28, 2014Date of Patent: April 5, 2016Assignee: Japan Display Inc.Inventor: Masamitsu Furuie
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Publication number: 20160086538Abstract: The present invention overcomes image defects such as the brightness inclination or smears by reducing the line resistance of a power source bus line which supplies electricity to organic EL elements. A plurality of pixels which are arranged in a matrix array is connected to power source lines, and the plurality of power source lines are connected to a power source bus line. Both ends of the power source bus line are connected to a power source part via a FPC. By supplying electricity to both ends of the power source bus line from the power source part, the line resistance of the power source bus line can be reduced.Type: ApplicationFiled: October 14, 2015Publication date: March 24, 2016Inventors: Naoki TOKUDA, Hiroshi KAGEYAMA, Masamitsu FURUIE
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Patent number: 9287340Abstract: Provided is a display device (1a), including: a substrate on which a plurality of pixels are arranged in a display region; a plurality of connection pads (C) provided on one surface of the substrate; and wires connecting the plurality of pixels and the plurality of connection pads to each other, the substrate including: a panel portion in which the plurality of pixels are arranged; and a terminal portion (30) in which the plurality of connection pads are arranged, the terminal portion including: a first portion (32) continuing to a first direction side of the panel portion; and a second portion (34) opposing the first portion, the second portion being formed by bending a portion of the terminal portion, the plurality of connection pads being arranged in the first portion and the second portion.Type: GrantFiled: October 23, 2014Date of Patent: March 15, 2016Assignee: Japan Display Inc.Inventors: Masamitsu Furuie, Toshihiro Sato, Kazuhiro Odaka, Naoki Tokuda
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Patent number: 9246130Abstract: An organic electroluminescence display device includes a thin film transistor substrate and a counter substrate, in which the thin film transistor substrate includes: a moisture blocking area that surrounds an outside of the display area and is made of only an inorganic material between the first substrate and the sealing film, and an auxiliary area between the display area and the moisture blocking area, and a thickness of areas of the counter substrate opposite to the auxiliary area and the moisture blocking area is thinner than a thickness of an area of the counter substrate opposite to the display area.Type: GrantFiled: August 28, 2014Date of Patent: January 26, 2016Assignee: JAPAN DISPLAY INC.Inventor: Masamitsu Furuie
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Patent number: 9189993Abstract: The present invention overcomes image defects such as the brightness inclination or smears by reducing the line resistance of a power source bus line which supplies electricity to organic EL elements. A plurality of pixels which are arranged in a matrix array is connected to power source lines, and the plurality of power source lines are connected to a power source bus line. Both ends of the power source bus line are connected to a power source part via a FPC. By supplying electricity to both ends of the power source bus line from the power source part, the line resistance of the power source bus line can be reduced.Type: GrantFiled: June 3, 2014Date of Patent: November 17, 2015Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Naoki Tokuda, Hiroshi Kageyama, Masamitsu Furuie
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Patent number: 9147717Abstract: An organic EL display device includes: thin film transistors that are arranged in respective pixels within a display area which are arranged in a matrix; a planarization film that is formed over the thin film transistor and made of an organic insulating material; contact electrodes that are connected to drains or sources of the respective thin film transistors through contact holes formed within the planarization film; contact hole planarization films that are arranged over the respective contact electrodes with which the contact holes are embedded, and made of an organic insulating material; a lower electrode that is formed to be electrically connected onto the contact electrodes, and formed over the contact hole planarization film; and an organic layer that is arranged over the lower electrode to cover the overall display area, and formed of a plurality of organic material layers including a light emitting layer.Type: GrantFiled: August 20, 2014Date of Patent: September 29, 2015Assignee: Japan Display Inc.Inventors: Masamitsu Furuie, Toshihiro Sato, Mitsuhide Miyamoto
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Publication number: 20150228924Abstract: A sealing film includes a first inorganic layer that has, in a surface thereof, a convex portion corresponding to an upper surface of an element layer, a second inorganic layer that covers the first inorganic layer, and an organic layer disposed between these layers. The surface of the first inorganic layer includes a recurved area changed from an area around the convex portion to the convex portion, and a flat area surrounding the element layer. The flat area includes an outer peripheral area on an outer end of the first inorganic layer, and an inner peripheral area between the outer peripheral area and the recurved area. The organic layer has an end in the outer peripheral area, has another portion in the recurved area, and avoids the inner peripheral area. A part of the second inorganic layer contacts the first inorganic layer in the inner peripheral area.Type: ApplicationFiled: April 20, 2015Publication date: August 13, 2015Inventors: Toshihiro Sato, Masamitsu Furuie
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Publication number: 20150214280Abstract: A display device is provided including a display region arranged with a plurality of main pixels formed from a group including a red pixel, green pixel, blue pixel and white pixel, wherein the main pixel includes an arrangement in which the white pixel is adjacent to a pixel other than the blue pixel, and the display region is arranged so that white pixels in each of the main pixels are mutually adjacent. In the main pixel, the white pixel may be adjacent to the green pixel. In addition, in the main pixel, the blue pixel may be adjacent to the red pixel.Type: ApplicationFiled: January 29, 2015Publication date: July 30, 2015Inventor: Masamitsu FURUIE
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Publication number: 20150162386Abstract: An organic EL display device includes a thin film transistor substrate in which a light-emitting element is provided for each of plural sub-pixels constituting each pixel, a counter substrate provided with a coupled color filter which is a color filter arranged to be extended over plural adjacent sub-pixels and allowing light in one wavelength region to pass through and a light-shielding film which is arranged on a boundary between adjacent color filters to allow lights in different wavelength regions to pass through and shields light, a filler arranged between the thin film transistor substrate and the counter substrate and made of a transparent organic material, and a filler thickness adjustment part which adjusts to cause a thickness of the filler in a region where the light-shielding film is provided to be thinner than a thickness of the filler in a region where the light-emitting element is provided.Type: ApplicationFiled: December 5, 2014Publication date: June 11, 2015Inventor: Masamitsu FURUIE