Patents by Inventor Ryoichi Ito
Ryoichi Ito 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: 20230266851Abstract: An organic electroluminescent device with a touch sensor including: a first substrate; a second substrate arranged opposite to the first substrate; an organic EL element layer arranged above the first substrate; a first sealing film arranged toward the second substrate of the organic EL element layer, covering the organic EL element layer, and including a first inorganic layer; plural first detection electrodes extending in one direction, and arranged in parallel toward the second substrate of the first sealing film; a second sealing film arranged toward the second substrate of the first detection electrodes, and including a second inorganic layer; plural second detection electrodes extending in another direction different from the one direction, and arranged in parallel toward the second substrate of the second sealing film; and a touch sensor control unit controlling a potential to detect a touch with a display surface.Type: ApplicationFiled: May 2, 2023Publication date: August 24, 2023Inventors: Toshihiro SATO, Ryoichi ITO
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Patent number: 11669213Abstract: An organic electroluminescent device with a touch sensor including: a first substrate; a second substrate arranged opposite to the first substrate; an organic EL element layer arranged above the first substrate; a first scaling film arranged toward the second substrate of the organic EL element layer, covering the organic EL element layer, and including a first inorganic layer; plural first detection electrodes extending in one direction, and arranged in parallel toward the second substrate of the first sealing film; a second sealing film arranged toward the second substrate of the first detection electrodes, and including a second inorganic layer; plural second detection electrodes extending in another direction different from the one direction, and arranged in parallel toward the second substrate of the second sealing film; and a touch sensor control unit controlling a potential to detect a touch with a display surface.Type: GrantFiled: September 30, 2020Date of Patent: June 6, 2023Assignee: Japan Display Inc.Inventors: Toshihiro Sato, Ryoichi Ito
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Publication number: 20210013448Abstract: An organic electroluminescent device with a touch sensor including: a first substrate; a second substrate arranged opposite to the first substrate; an organic EL element layer arranged above the first substrate; a first scaling film arranged toward the second substrate of the organic EL element layer, covering the organic EL element layer, and including a first inorganic layer; plural first detection electrodes extending in one direction, and arranged in parallel toward the second substrate of the first sealing film; a second sealing film arranged toward the second substrate of the first detection electrodes, and including a second inorganic layer; plural second detection electrodes extending in another direction different from the one direction, and arranged in parallel toward the second substrate of the second sealing film; and a touch sensor control unit controlling a potential to detect a touch with a display surface.Type: ApplicationFiled: September 30, 2020Publication date: January 14, 2021Inventors: Toshihiro SATO, Ryoichi Ito
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Patent number: 10804488Abstract: An organic electroluminescent device with a touch sensor including: a first substrate; a second substrate arranged opposite to the first substrate; an organic EL element layer arranged above the first substrate; a first sealing film arranged toward the second substrate of the organic EL element layer, covering the organic EL element layer, and including a first inorganic layer; plural first detection electrodes extending in one direction, and arranged in parallel toward the second substrate of the first sealing film; a second sealing film arranged toward the second substrate of the first detection electrodes, and including a second inorganic layer; plural second detection electrodes extending in another direction different from the one direction, and arranged in parallel toward the second substrate of the second sealing film; and a touch sensor control unit control ling a potential to detect a touch with a display surface.Type: GrantFiled: November 21, 2018Date of Patent: October 13, 2020Assignee: Japan Display Inc.Inventors: Toshihiro Sato, Ryoichi Ito
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Patent number: 10608059Abstract: A display device includes a flexible substrate having a display region including a plurality of pixels, each of the plurality of pixels having a pair of electrodes and a display element therebetween; a first electrode layer provided on the plurality of pixels; a second electrode layer provided on the first electrode layer; a third electrode layer provided on the second electrode layer; a piezoelectric material layer provided between the first electrode layer and the second electrode layer; and a flexible material layer provided between the second electrode layer and the third electrode layer.Type: GrantFiled: April 18, 2019Date of Patent: March 31, 2020Assignee: Japan Display Inc.Inventor: Ryoichi Ito
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Publication number: 20190245012Abstract: A display device includes a flexible substrate having a display region including a plurality of pixels, each of the plurality of pixels having a pair of electrodes and a display element therebetween; a first electrode layer provided on the plurality of pixels; a second electrode layer provided on the first electrode layer; a third electrode layer provided on the second electrode layer; a piezoelectric material layer provided between the first electrode layer and the second electrode layer; and a flexible material layer provided between the second electrode layer and the third electrode layer.Type: ApplicationFiled: April 18, 2019Publication date: August 8, 2019Inventor: Ryoichi ITO
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Patent number: 10367042Abstract: A display device includes an element substrate including a display area where a plurality of self-light-emitting elements are formed, and a driver IC disposed outside the display area in the element substrate. A first metal layer is disposed on the reverse side of the element substrate at a position opposite to the display area. A second metal layer is disposed with a space between the first metal layer and the second metal layer on the reverse side of the element substrate at a position opposite to the driver IC.Type: GrantFiled: March 17, 2017Date of Patent: July 30, 2019Assignee: Japan Display Inc.Inventors: Ryoichi Ito, Toshihiro Sato
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Patent number: 10304911Abstract: A display device includes a flexible substrate having a display region including a plurality of pixels, each of the plurality of pixels having a pair of electrodes and a display element therebetween; a first electrode layer provided on the plurality of pixels; a second electrode layer provided on the first electrode layer; a third electrode layer provided on the second electrode layer; a piezoelectric material layer provided between the first electrode layer and the second electrode layer; and a flexible material layer provided between the second electrode layer and the third electrode layer.Type: GrantFiled: May 17, 2018Date of Patent: May 28, 2019Assignee: Japan Display Inc.Inventor: Ryoichi Ito
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Publication number: 20190109296Abstract: An organic electroluminescent device with a touch sensor including: a first substrate; a second substrate arranged opposite to the first substrate; an organic EL element layer arranged above the first substrate; a first sealing film arranged toward the second substrate of the organic EL element layer, covering the organic EL element layer, and including a first inorganic layer; plural first detection electrodes extending in one direction, and arranged in parallel toward the second substrate of the first sealing film; a second sealing film arranged toward the second substrate of the first detection electrodes, and including a second inorganic layer; plural second detection electrodes extending in another direction different from the one direction, and arranged in parallel toward the second substrate of the second sealing film; and a touch sensor control unit control ling a potential to detect a touch with a display surface.Type: ApplicationFiled: November 21, 2018Publication date: April 11, 2019Inventors: Toshihiro Sato, Ryoichi Ito
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Patent number: 10170727Abstract: An organic electroluminescent device with a touch sensor including: a first substrate; a second substrate arranged opposite to the first substrate; an organic EL element layer arranged above the first substrate; a first sealing film arranged toward the second substrate of the organic EL element layer, covering the organic EL element layer, and including a first inorganic layer; plural first detection electrodes extending in one direction, and arranged in parallel toward the second substrate of the first sealing film; a second sealing film arranged toward the second substrate of the first detection electrodes, and including a second inorganic layer; plural second detection electrodes extending in another direction different from the one direction, and arranged in parallel toward the second substrate of the second sealing film; and a touch sensor control unit controlling a potential to detect a touch with a display surface.Type: GrantFiled: April 11, 2017Date of Patent: January 1, 2019Assignee: Japan Display Inc.Inventors: Toshihiro Sato, Ryoichi Ito
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Publication number: 20180269262Abstract: A display device includes a flexible substrate having a display region including a plurality of pixels, each of the plurality of pixels having a pair of electrodes and a display element therebetween; a first electrode layer provided on the plurality of pixels; a second electrode layer provided on the first electrode layer; a third electrode layer provided on the second electrode layer; a piezoelectric material layer provided between the first electrode layer and the second electrode layer; and a flexible material layer provided between the second electrode layer and the third electrode layer.Type: ApplicationFiled: May 17, 2018Publication date: September 20, 2018Inventor: Ryoichi ITO
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Patent number: 10020355Abstract: A photosensor includes a first light-shielding layer provided on an insulating surface; a first insulating layer covering the first light-shielding layer; a semiconductor layer provided on the first insulating layer, the semiconductor layer being connected to a first electrode and a second electrode, and the semiconductor layer configuring a diode; a second insulating layer covering the semiconductor layer; an opening provided in the second insulating layer so as to surround the semiconductor layer as viewed from a planar direction and the opening reaching at least the first insulating layer; and a second light-shielding layer covering at least a side wall of the opening.Type: GrantFiled: March 31, 2017Date of Patent: July 10, 2018Assignee: Japan Display Inc.Inventor: Ryoichi Ito
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Patent number: 10008553Abstract: A display device includes a flexible substrate having a display region including a plurality of pixels, each of the plurality of pixels having a pair of electrodes and a display element therebetween; a first electrode layer provided on the plurality of pixels; a second electrode layer provided on the first electrode layer; a third electrode layer provided on the second electrode layer; a piezoelectric material layer provided between the first electrode layer and the second electrode layer; and a flexible material layer provided between the second electrode layer and the third electrode layer.Type: GrantFiled: November 29, 2017Date of Patent: June 26, 2018Assignee: Japan Display Inc.Inventor: Ryoichi Ito
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Publication number: 20180097041Abstract: A display device includes a flexible substrate having a display region including a plurality of pixels, each of the plurality of pixels having a pair of electrodes and a display element therebetween; a first electrode layer provided on the plurality of pixels; a second electrode layer provided on the first electrode layer; a third electrode layer provided on the second electrode layer; a piezoelectric material layer provided between the first electrode layer and the second electrode layer; and a flexible material layer provided between the second electrode layer and the third electrode layer.Type: ApplicationFiled: November 29, 2017Publication date: April 5, 2018Inventor: Ryoichi Ito
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Patent number: 9859343Abstract: A display device includes a flexible substrate having a display region including a plurality of pixels, each of the plurality of pixels having a pair of electrodes and a display element therebetween; a first electrode layer provided on the plurality of pixels; a second electrode layer provided on the first electrode layer; a third electrode layer provided on the second electrode layer; a piezoelectric material layer provided between the first electrode layer and the second electrode layer; and a flexible material layer provided between the second electrode layer and the third electrode layer.Type: GrantFiled: April 20, 2017Date of Patent: January 2, 2018Assignee: Japan Display Inc.Inventor: Ryoichi Ito
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Publication number: 20170338287Abstract: A display device includes a flexible substrate having a display region including a plurality of pixels, each of the plurality of pixels having a pair of electrodes and a display element therebetween; a first electrode layer provided on the plurality of pixels; a second electrode layer provided on the first electrode layer; a third electrode layer provided on the second electrode layer; a piezoelectric material layer provided between the first electrode layer and the second electrode layer; and a flexible material layer provided between the second electrode layer and the third electrode layer.Type: ApplicationFiled: April 20, 2017Publication date: November 23, 2017Inventor: Ryoichi ITO
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Publication number: 20170288001Abstract: A photosensor includes a first light-shielding layer provided on an insulating surface; a first insulating layer covering the first light-shielding layer; a semiconductor layer provided on the first insulating layer, the semiconductor layer being connected to a first electrode and a second electrode, and the semiconductor layer configuring a diode; a second insulating layer covering the semiconductor layer; an opening provided in the second insulating layer so as to surround the semiconductor layer as viewed from a planar direction and the opening reaching at least the first insulating layer; and a second light-shielding layer covering at least a side wall of the opening.Type: ApplicationFiled: March 31, 2017Publication date: October 5, 2017Inventor: Ryoichi ITO
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Publication number: 20170222180Abstract: An organic electroluminescent device with a touch sensor including: a first substrate; a second substrate arranged opposite to the first substrate; an organic EL element layer arranged above the first substrate; a first sealing film arranged toward the second substrate of the organic EL element layer, covering the organic EL element layer and including a first inorganic layer; plural first detection electrodes extending in one direction, and arranged in parallel toward the second substrate of the first sealing film; a second sealing film arranged toward the second substrate of the first detection electrodes, and including a second inorganic layer; plural second detection electrodes extending in another direction different from the one direction, and arranged in parallel toward the second substrate of the sealing film; and a touch sensor control unit controlling a potential to detect a touch with a display surface.Type: ApplicationFiled: April 11, 2017Publication date: August 3, 2017Inventors: TOSHIHIRO SATO, RYOICHI ITO
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Publication number: 20170194393Abstract: A display device includes an element substrate including a display area where a plurality of self-light-emitting elements are formed, and a driver IC disposed outside the display area in the element substrate. A first metal layer is disposed on the reverse side of the element substrate at a position opposite to the display area. A second metal layer is disposed with a space between the first metal layer and the second metal layer on the reverse side of the element substrate at a position opposite to the driver IC.Type: ApplicationFiled: March 17, 2017Publication date: July 6, 2017Inventors: Ryoichi ITO, Toshihiro SATO
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Patent number: 9692014Abstract: A display device includes a substrate; a transistor provided on the substrate; a first insulating film provided on the substrate and the transistor; a second insulating film provided on the first insulating film; an individual pixel electrode provided on the second insulating film; a light emitting layer provided on the individual pixel electrode; a common electrode provided on the light emitting layer; and a contact hole running through the first insulating film and the second insulating film and connecting a source or a drain of the transistor with the pixel electrode. The second insulating film has at least one recessed portion reaching the first insulating film; and the individual pixel electrode is provided along a top surface of the second insulating film and the first recessed portion.Type: GrantFiled: March 2, 2016Date of Patent: June 27, 2017Assignee: Japan Display Inc.Inventors: Ryoichi Ito, Toshihiro Sato, Shigeru Sakamoto