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).
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Patent number: 11822177Abstract: 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: GrantFiled: September 9, 2022Date of Patent: November 21, 2023Assignee: JAPAN DISPLAY INC.Inventors: Shimon Itakura, Yuzo Ota, Yuuichi Kanesaka
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Publication number: 20230324746Abstract: 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: ApplicationFiled: June 16, 2023Publication date: October 12, 2023Applicant: Japan Display Inc.Inventors: Yuuichi KANESAKA, Koichi NAGAO, Tomohide OOHIRA, Takayuki IMAI
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Patent number: 11726372Abstract: 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: GrantFiled: October 12, 2021Date of Patent: August 15, 2023Assignee: Japan Display Inc.Inventors: Yuuichi Kanesaka, Koichi Nagao, Tomohide Oohira, Takayuki Imai
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Publication number: 20230072868Abstract: 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: ApplicationFiled: September 9, 2022Publication date: March 9, 2023Applicant: Japan Display Inc.Inventors: Shimon ITAKURA, Yuzo OTA, Yuuichi KANESAKA
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Patent number: 11556027Abstract: 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: GrantFiled: May 21, 2021Date of Patent: January 17, 2023Assignee: Japan Display Inc.Inventor: Yuuichi Kanesaka
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Publication number: 20220113576Abstract: 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: ApplicationFiled: October 12, 2021Publication date: April 14, 2022Applicant: Japan Display Inc.Inventors: Yuuichi KANESAKA, Koichi NAGAO, Tomohide OOHIRA, Takayuki IMAI
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Publication number: 20210364849Abstract: 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: ApplicationFiled: May 21, 2021Publication date: November 25, 2021Applicant: Japan Display Inc.Inventor: Yuuichi KANESAKA
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Patent number: 10114243Abstract: 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: GrantFiled: June 30, 2015Date of Patent: October 30, 2018Assignee: Japan Display Inc.Inventor: Yuuichi Kanesaka
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Publication number: 20160004131Abstract: 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: ApplicationFiled: June 30, 2015Publication date: January 7, 2016Inventor: Yuuichi KANESAKA
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Patent number: 7817357Abstract: 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: GrantFiled: January 2, 2009Date of Patent: October 19, 2010Assignee: Hitachi Displays, LtdInventors: Hideo Mitani, Yuuichi Kanesaka, Akiyoshi Tobe
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Patent number: 7554628Abstract: 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: GrantFiled: April 21, 2006Date of Patent: June 30, 2009Assignee: Hitachi Displays, Ltd.Inventors: Hideo Mitani, Yuuichi Kanesaka, Akiyoshi Tobe
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Publication number: 20090122415Abstract: 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: ApplicationFiled: January 2, 2009Publication date: May 14, 2009Inventors: Hideo Mitani, Yuuichi Kanesaka, Akiyoshi Tobe
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Publication number: 20060244923Abstract: 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: ApplicationFiled: April 21, 2006Publication date: November 2, 2006Inventors: Hideo Mitani, Yuuichi Kanesaka, Akiyoshi Tobe