Patents by Inventor Jun Fujiyoshi
Jun Fujiyoshi 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: 11832472Abstract: The aim is to improve the bending resistance a display device. The display device in one embodiment includes a substrate including a first surface and a second surface and a curved part between the first surface and the second surface, a display element arranged on the first surface, a conducting layer connected with the display element and extending to the second surface from the first surface via the curved part, a plurality of protective layers having a lower ductility than the substrate and arranged in the substrate side and/or opposite side to the substrate side with respect to the conducting layer and along the curved part, wherein each of the plurality of protective layers spreading over the curved part, to a certain region of the first surface side from the curved part, and to a certain region of the second side from the curved part.Type: GrantFiled: April 11, 2022Date of Patent: November 28, 2023Assignee: Japan Display Inc.Inventors: Jun Fujiyoshi, Kazuto Tsuruoka
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Publication number: 20220293871Abstract: A display apparatus includes a flexible first substrate, a first lower barrier layer, a thin film transistor layer, a first planarization layer, a first barrier layer, a first electrode, a second electrode, and a light emitting layer. In the display apparatus, a first through portion penetrating the first planarization layer is formed on the first planarization layer, a second through portion penetrating the first barrier layer and at least partially connected to the first through portion is formed on the first barrier layer, part of the first electrode fills the first through portion and the second through portion, and an area of the second through portion is equal to or greater than 30% of an area of the first electrode in plan view of the main surface of the first substrate.Type: ApplicationFiled: March 3, 2022Publication date: September 15, 2022Inventor: Jun FUJIYOSHI
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Publication number: 20220238842Abstract: The aim is to improve the bending resistance a display device. The display device in one embodiment includes a substrate including a first surface and a second surface and a curved part between the first surface and the second surface, a display element arranged on the first surface, a conducting layer connected with the display element and extending to the second surface from the first surface via the curved part, a plurality of protective layers having a lower ductility than the substrate and arranged in the substrate side and/or opposite side to the substrate side with respect to the conducting layer and along the curved part, wherein each of the plurality of protective layers spreading over the curved part, to a certain region of the first surface side from the curved part, and to a certain region of the second side from the curved part.Type: ApplicationFiled: April 11, 2022Publication date: July 28, 2022Inventors: Jun FUJIYOSHI, Kazuto TSURUOKA
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Patent number: 11322722Abstract: The aim is to improve the bending resistance a display device. The display device in one embodiment includes a substrate including a first surface and a second surface and a curved part between the first surface and the second surface, a display element arranged on the first surface, a conducting layer connected with the display element and extending to the second surface from the first surface via the curved part, a plurality of protective layers having a lower ductility than the substrate and arranged in the substrate side and/or opposite side to the substrate side with respect to the conducting layer and along the curved part, wherein each of the plurality of protective layers spreading over the curved part, to a certain region of the first surface side from the curved part, and to a certain region of the second side from the curved part.Type: GrantFiled: September 9, 2020Date of Patent: May 3, 2022Assignee: Japan Display Inc.Inventors: Jun Fujiyoshi, Kazuto Tsuruoka
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Publication number: 20210074919Abstract: A vapor deposition mask includes a mask body having a first surface and a second surface opposite to the first surface, and a holding frame connected to the first surface. The mask body is arranged with a mask pattern region having at least one opening, and a peripheral region surrounding the mask pattern region and having at least one hole or concave part on the second surface side.Type: ApplicationFiled: September 8, 2020Publication date: March 11, 2021Inventor: Jun FUJIYOSHI
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Publication number: 20200403185Abstract: The aim is to improve the bending resistance a display device. The display device in one embodiment includes a substrate including a first surface and a second surface and a curved part between the first surface and the second surface, a display element arranged on the first surface, a conducting layer connected with the display element and extending to the second surface from the first surface via the curved part, a plurality of protective layers having a lower ductility than the substrate and arranged in the substrate side and/or opposite side to the substrate side with respect to the conducting layer and along the curved part, wherein each of the plurality of protective layers spreading over the curved part, to a certain region of the first surface side from the curved part, and to a certain region of the second side from the curved part.Type: ApplicationFiled: September 9, 2020Publication date: December 24, 2020Inventors: Jun FUJIYOSHI, Kazuto TSURUOKA
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Patent number: 10797265Abstract: The aim is to improve the bending resistance a display device. The display device in one embodiment includes a substrate including a first surface and a second surface and a curved part between the first surface and the second surface, a display element arranged on the first surface, a conducting layer connected with the display element and extending to the second surface from the first surface via the curved part, a plurality of protective layers having a lower ductility than the substrate and arranged in the substrate side and/or opposite side to the substrate side with respect to the conducting layer and along the curved part, wherein each of the plurality of protective layers spreading over the curved part, to a certain region of the first surface side from the curved part, and to a certain region of the second side from the curved part.Type: GrantFiled: June 4, 2019Date of Patent: October 6, 2020Assignee: Japan Display Inc.Inventors: Jun Fujiyoshi, Kazuto Tsuruoka
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Publication number: 20190288236Abstract: The aim is to improve the bending resistance a display device. The display device in one embodiment includes a substrate including a first surface and a second surface and a curved part between the first surface and the second surface, a display element arranged on the first surface, a conducting layer connected with the display element and extending to the second surface from the first surface via the curved part, a plurality of protective layers having a lower ductility than the substrate and arranged in the substrate side and/or opposite side to the substrate side with respect to the conducting layer and along the curved part, wherein each of the plurality of protective layers spreading over the curved part, to a certain region of the first surface side from the curved part, and to a certain region of the second side from the curved part.Type: ApplicationFiled: June 4, 2019Publication date: September 19, 2019Inventors: Jun FUJIYOSHI, Kazuto TSURUOKA
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Patent number: 10355240Abstract: The aim is to improve the bending resistance a display device. The display device in one embodiment includes a substrate including a first surface and a second surface and a curved part between the first surface and the second surface, a display element arranged on the first surface, a conducting layer connected with the display element and extending to the second surface from the first surface via the curved part, a plurality of protective layers having a lower ductility than the substrate and arranged in the substrate side and/or opposite side to the substrate side with respect to the conducting layer and along the curved part, wherein each of the plurality of protective layers spreading over the curved part, to a certain region of the first surface side from the curved part, and to a certain region of the second side from the curved part.Type: GrantFiled: September 29, 2017Date of Patent: July 16, 2019Assignee: Japan Display Inc.Inventors: Jun Fujiyoshi, Kazuto Tsuruoka
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Patent number: 9933668Abstract: Display device, including: substrates, color filters having first and second color filters, drain and gate signal lines (of light blocking material), wherein, an overlapping portion adjacent the first and second color filter overlap, is formed on a region with one of the drain or gate signal lines, a first color filter edge is a first taper and a second color filter edge is a second taper, in the overlapping portion, the first taper is closer to the drain or gate signal line than the second taper in the overlapping portion, the first taper angle is 45° or more and 90° or less corresponding to a surface of the drain or gate signal line, the second taper angle is 45° or more and 90° or less corresponding to a surface of the first taper and, the first taper angle is larger than the second taper angle.Type: GrantFiled: December 30, 2015Date of Patent: April 3, 2018Assignees: Japan Display Inc., Panasonic Liquid Crystal Co. Lt.Inventors: Yasuhiro Mizuno, Junji Tanno, Shinsuke Hayahara, Masato Sakurai, Yasukazu Kimura, Jun Fujiyoshi
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Publication number: 20180026231Abstract: The aim is to improve the bending resistance a display device. The display device in one embodiment includes a substrate including a first surface and a second surface and a curved part between the first surface and the second surface, a display element arranged on the first surface, a conducting layer connected with the display element and extending to the second surface from the first surface via the curved part, a plurality of protective layers having a lower ductility than the substrate and arranged in the substrate side and/or opposite side to the substrate side with respect to the conducting layer and along the curved part, wherein each of the plurality of protective layers spreading over the curved part, to a certain region of the first surface side from the curved part, and to a certain region of the second side from the curved part.Type: ApplicationFiled: September 29, 2017Publication date: January 25, 2018Inventors: Jun Fujiyoshi, Kazuto Tsuruoka
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Patent number: 9831450Abstract: A display device includes a first organic layer, a first inorganic layer, a second organic layer, a second inorganic layer, and a thin film transistor. The first organic layer has a roughened top surface. The first inorganic layer has a roughened top surface and is disposed to have a roughened bottom surface that is in contact with the roughened top surface of the first organic layer. The second organic layer has a roughened bottom surface that is in contact with the roughened top surface of the first inorganic layer. The second inorganic layer is disposed to be in contact with the top surface of the second organic layer. The thin film transistor is disposed on the top surface of the second inorganic layer.Type: GrantFiled: June 7, 2016Date of Patent: November 28, 2017Assignee: Japan Display Inc.Inventors: Takuma Nishinohara, Yasukazu Kimura, Jun Fujiyoshi
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Patent number: 9806286Abstract: The aim is to improve the bending resistance a display device. The display device in one embodiment includes a substrate including a first surface and a second surface and a curved part between the first surface and the second surface, a display element arranged on the first surface, a conducting layer connected with the display element and extending to the second surface from the first surface via the curved part, a plurality of protective layers having a lower ductility than the substrate and arranged in the substrate side and/or opposite side to the substrate side with respect to the conducting layer and along the curved part, wherein each of the plurality of protective layers spreading over the curved part, to a certain region of the first surface side from the curved part, and to a certain region of the second side from the curved part.Type: GrantFiled: June 17, 2015Date of Patent: October 31, 2017Assignee: Japan Display Inc.Inventors: Jun Fujiyoshi, Kazuto Tsuruoka
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Publication number: 20170221974Abstract: A display device is comprising an insulating layer provided above a substrate, a pixel electrode provided on the insulating layer, a bank layer covering a periphery edge part of the pixel electrode, a light emitting layer provided across to a surface layer part of the bank layer from the pixel electrode, and a common electrode provided on the light emitting layer, wherein the pixel electrode including a slanting region having a periphery edge part becoming higher compared to a center region, and an edge part of the bank layer overlaps the slanting region of the pixel electrode.Type: ApplicationFiled: April 20, 2017Publication date: August 3, 2017Inventors: Yasukazu KIMURA, Norio Oku, Toshihiko Itoga, Takeshi Kuriyagawa, Jun Fujiyoshi, Takuma Nishinohara
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Patent number: 9685631Abstract: A display device is provided including a first substrate comprising a resin material provided with a plurality region provided with a plurality of pixels including a display device, and a second substrate provided facing the first substrate and installed with the pixel region, wherein an outer periphery side surface of the first substrate having a taper shape and including a barrier layer covering an upper layer, lower layer and the outer periphery side surface of the first substrate.Type: GrantFiled: November 18, 2016Date of Patent: June 20, 2017Assignee: Japan Display Inc.Inventors: Takuma Nishinohara, Toshihiko Itoga, Norio Oku, Yasukazu Kimura, Jun Fujiyoshi
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Patent number: 9614011Abstract: There is provided an EL display device of a color filter system which obtains sufficient brightness and contrast while making it difficult to generate a color mixture even if pixels become fine. An EL display device 100 according to the present invention includes a first substrate 1, a circuit layer 2 formed on the first substrate 1, a color selection reflection layer 11 formed in an upper layer of the circuit layer 2, lower electrodes 5 formed in an upper layer of the color selection reflection layer 11, a white light emission EL layer 7 formed in an upper layer of the lower electrodes 5, an upper electrode 8 formed in an upper layer of the EL layer 7, and a sealing layer 9 formed in an upper layer of the upper electrode 8.Type: GrantFiled: December 22, 2015Date of Patent: April 4, 2017Assignee: Japan Display Inc.Inventors: Toshihiro Sato, Hironori Toyoda, Jun Fujiyoshi
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Publication number: 20170069874Abstract: A display device is provided including a first substrate comprising a resin material provided with a plurality region provided with a plurality of pixels including a display device, and a second substrate provided facing the first substrate and installed with the pixel region, wherein an outer periphery side surface of the first substrate having a taper shape and including a barrier layer covering an upper layer, lower layer and the outer periphery side surface of the first substrate.Type: ApplicationFiled: November 18, 2016Publication date: March 9, 2017Inventors: Takuma NISHINOHARA, Toshihiko ITOGA, Norio OKU, Yasukazu KIMURA, Jun FUJIYOSHI
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Patent number: 9537013Abstract: A display device is provided including a first substrate comprising a resin material provided with a plurality region provided with a plurality of pixels including a display device, and a second substrate provided facing the first substrate and installed with the pixel region, wherein an outer periphery side surface of the first substrate having a taper shape and including a barrier layer covering an upper layer, lower layer and the outer periphery side surface of the first substrate.Type: GrantFiled: March 23, 2015Date of Patent: January 3, 2017Assignee: Japan Display Inc.Inventors: Takuma Nishinohara, Toshihiko Itoga, Norio Oku, Yasukazu Kimura, Jun Fujiyoshi
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Publication number: 20160365523Abstract: A display device includes a first organic layer, a first inorganic layer, a second organic layer, a second inorganic layer, and a thin film transistor. The first organic layer has a roughened top surface. The first inorganic layer has a roughened top surface and is disposed to have a roughened bottom surface that is in contact with the roughened top surface of the first organic layer. The second organic layer has a roughened bottom surface that is in contact with the roughened top surface of the first inorganic layer. The second inorganic layer is disposed to be in contact with the top surface of the second organic layer. The thin film transistor is disposed on the top surface of the second inorganic layer.Type: ApplicationFiled: June 7, 2016Publication date: December 15, 2016Inventors: Takuma NISHINOHARA, Yasukazu KIMURA, Jun FUJIYOSHI
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Publication number: 20160238901Abstract: Display device, including: substrates, color filters having first and second color filters, drain and gate signal lines (of light blocking material), wherein, an overlapping portion adjacent the first and second color filter overlap, is formed on a region with one of the drain or gate signal lines, a first color filter edge is a first taper and a second color filter edge is a second taper, in the overlapping portion, the first taper is closer to the drain or gate signal line than the second taper in the overlapping portion, the first taper angle is 45° or more and 90° or less corresponding to a surface of the drain or gate signal line, the second taper angle is 45° or more and 90° or less corresponding to a surface of the first taper and, the first taper angle is larger than the second taper angle.Type: ApplicationFiled: December 30, 2015Publication date: August 18, 2016Inventors: Yasuhiro MIZUNO, Junji TANNO, Shinsuke HAYAHARA, Masato SAKURAI, Yasukazu KIMURA, Jun FUJIYOSHI