Patents by Inventor Yuichiro Ishiyama
Yuichiro Ishiyama 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: 20240251588Abstract: A display panel includes a flexible substrate. The flexible substrate includes a display region and a peripheral region. A plurality of self-luminescent elements is on a first main face of the display region of the flexible substrate. A plurality of thin film transistor (TFT) circuits is between the first main face and the self-luminescent elements. The TFT circuits drive the self-luminescent elements. A first inorganic film is between the TFT circuits and the self-luminescent elements, and includes a step portion which is a thinned portion of the first inorganic film disposed in the peripheral region of the flexible substrate. A second inorganic film covers the self-luminescent elements. A resin layer overlaps the second inorganic film and overlaps at least a portion of the first inorganic film in contact with an end portion of the second inorganic film.Type: ApplicationFiled: March 6, 2024Publication date: July 25, 2024Applicant: JOLED INC.Inventors: Yuichiro ISHIYAMA, Takahiro SEKI
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Patent number: 11943958Abstract: A display panel according to one embodiment of the disclosure includes: a flexible substrate; a plurality of self-luminescent elements; a plurality of TFT circuits provided between the flexible substrate and the plurality of self-luminescent elements; a first inorganic film covering each of the TFT circuits; a second inorganic film covering each of the self-luminescent elements; and a resin layer covering the second inorganic film and covering at least a portion of the first inorganic film in contact with an end portion of the second inorganic film. The first inorganic film is provided between the plurality of TFT circuits and the plurality of self-luminescent elements, and has a step portion. The step portion is a thinned portion of the first inorganic film opposed to an end portion of the flexible substrate.Type: GrantFiled: January 8, 2020Date of Patent: March 26, 2024Assignee: JOLED INC.Inventors: Yuichiro Ishiyama, Takahiro Seki
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Publication number: 20220123258Abstract: A display panel according to one embodiment of the disclosure includes: a flexible substrate; a plurality of self-luminescent elements; a plurality of TFT circuits provided between the flexible substrate and the plurality of self-luminescent elements; a first inorganic film covering each of the TFT circuits; a second inorganic film covering each of the self-luminescent elements; and a resin layer covering the second inorganic film and covering at least a portion of the first inorganic film in contact with an end portion of the second inorganic film. The first inorganic film is provided between the plurality of TFT circuits and the plurality of self-luminescent elements, and has a step portion. The step portion is a thinned portion of the first inorganic film opposed to an end portion of the flexible substrate.Type: ApplicationFiled: January 8, 2020Publication date: April 21, 2022Applicant: JOLED INC.Inventors: Yuichiro ISHIYAMA, Takahiro SEKI
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Patent number: 10916729Abstract: A light-emitting display device includes an element-formation substrate and a plurality of pixels. The element-formation substrate includes a first barrier film and a second barrier film provided on a substrate, the first barrier film and the second barrier film being provided in the stated order from the substrate and suppressing ingress of moisture. The plurality of pixels is provided on the element-formation substrate. The element-formation substrate further includes an organic part that fills a crack occurred in the first barrier film, or that is attached around a part of a metallic foreign substance protruding from the first barrier film.Type: GrantFiled: July 25, 2019Date of Patent: February 9, 2021Assignee: JOLED INC.Inventors: Takashige Fujimori, Yuichiro Ishiyama
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Patent number: 10825882Abstract: A display unit includes a substrate that includes an organic insulating material and a plurality of micro conductors dispersed in the organic insulating material; a semiconductor element provided on the substrate; and a display element layer that is provided on a side opposite to the substrate with respect to the semiconductor element. The display element layer includes a display surface and a plurality of display element that is driven to perform image displaying on the display surface by the semiconductor element.Type: GrantFiled: December 28, 2018Date of Patent: November 3, 2020Assignee: JOLED INC.Inventor: Yuichiro Ishiyama
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Publication number: 20200035947Abstract: A light-emitting display device includes an element-formation substrate and a plurality of pixels. The element-formation substrate includes a first barrier film and a second barrier film provided on a substrate, the first barrier film and the second barrier film being provided in the stated order from the substrate and suppressing ingress of moisture. The plurality of pixels is provided on the element-formation substrate. The element-formation substrate further includes an organic part that fills a crack occurred in the first barrier film, or that is attached around a part of a metallic foreign substance protruding from the first barrier film.Type: ApplicationFiled: July 25, 2019Publication date: January 30, 2020Applicant: JOLED INC.Inventors: Takashige FUJIMORI, Yuichiro ISHIYAMA
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Publication number: 20190214449Abstract: A semiconductor device includes a substrate and a semiconductor element. The substrate includes an organic insulating material and a plurality of micro conductors dispersed in the organic insulating material. The semiconductor element is provided on the substrate.Type: ApplicationFiled: December 28, 2018Publication date: July 11, 2019Inventor: Yuichiro ISHIYAMA
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Publication number: 20190148654Abstract: A display unit includes a flexible substrate, a thin film transistor layer, a display element layer, an electrically conductive member, and a protective member. The flexible substrate includes a first surface and a second surface that face each other. The thin film transistor layer is provided over the first surface of the flexible substrate. The display element layer includes a light-emitting layer, and is provided over the first surface of the flexible substrate, with the thin film transistor layer interposed between the display element and the flexible substrate. The electrically conductive member is provided to be in contact with the second surface of the flexible substrate. The protective member faces the second surface of the flexible substrate, with the electrically conductive member interposed between the protective member and the flexible substrate.Type: ApplicationFiled: November 9, 2018Publication date: May 16, 2019Inventors: Eiji HASEGAWA, Yuichiro ISHIYAMA
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Patent number: 10283579Abstract: There is provided a semiconductor device that includes a substrate, an electric field shielding layer, and a semiconductor element. The electric field shielding layer is provided on the substrate. The semiconductor element includes an electrode, and is provided on the electric field shielding layer with an insulating film in between.Type: GrantFiled: January 26, 2018Date of Patent: May 7, 2019Assignee: JOLED, Inc.Inventors: Yuichiro Ishiyama, Yuichi Kato, Tomoatsu Kinoshita, Takashige Fujimori, Kenta Masuda, Keiichi Akamatsu
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Publication number: 20180151659Abstract: There is provided a semiconductor device that includes a substrate, an electric field shielding layer, and a semiconductor element. The electric field shielding layer is provided on the substrate. The semiconductor element includes an electrode, and is provided on the electric field shielding layer with an insulating film in between.Type: ApplicationFiled: January 26, 2018Publication date: May 31, 2018Applicant: JOLED INC.Inventors: Yuichiro Ishiyama, Yuichi Kato, Tomoatsu Kinoshita, Takashige Fujimori, Kenta Masuda, Keiichi Akamatsu
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Patent number: 9935165Abstract: There is provided a semiconductor device that includes a substrate, an electric field shielding layer, and a semiconductor element. The electric field shielding layer is provided on the substrate. The semiconductor element includes an electrode, and is provided on the electric field shielding layer with an insulating film in between.Type: GrantFiled: July 11, 2016Date of Patent: April 3, 2018Assignee: JOLED, INC.Inventors: Yuichiro Ishiyama, Yuichi Kato, Tomoatsu Kinoshita, Takashige Fujimori, Kenta Masuda, Keiichi Akamatsu
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Publication number: 20170345942Abstract: A thin-film transistor includes a resin substrate and a thin-film transistor layer. The resin substrate has flexibility, and has volume resistivity of equal to or greater than 1×1017 ?·cm. The thin-film transistor layer is provided on the resin substrate.Type: ApplicationFiled: May 1, 2017Publication date: November 30, 2017Inventors: Tomoatsu KINOSHITA, Yuichiro ISHIYAMA
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Publication number: 20170346027Abstract: An electronic device includes a substrate, a barrier film, and one of an electrically-conductive layer and a semiconductor layer. The barrier film is provided on the substrate. The barrier film contains an inorganic polymer compound and an organic matter. One of the electrically-conductive layer and the semiconductor layer is provided on the substrate with the barrier film in between.Type: ApplicationFiled: May 9, 2017Publication date: November 30, 2017Inventors: Yuichiro ISHIYAMA, Tomoatsu KINOSHITA
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Publication number: 20170062541Abstract: There is provided a semiconductor device that includes a substrate, an electric field shielding layer, and a semiconductor element. The electric field shielding layer is provided on the substrate. The semiconductor element includes an electrode, and is provided on the electric field shielding layer with an insulating film in between.Type: ApplicationFiled: July 11, 2016Publication date: March 2, 2017Applicant: JOLED INC.Inventors: Yuichiro Ishiyama, Yuichi Kato, Tomoatsu Kinoshita, Takashige Fujimori, Kenta Masuda, Keiichi Akamatsu
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Patent number: 9331309Abstract: A display apparatus includes (A) a first substrate where a plurality of light emitting elements, which are formed by laminating a first electrode, a light emitting section which is configured by an organic layer provided with a light emitting layer, and a second electrode, are formed, and (B) a second substrate which is arranged to oppose the first substrate, in which the first substrate is further provided with a light reflecting layer formed of first members which propagate and output light from each light emitting element to an outside and second members placed between two first members, the first members have a truncated cone shape where a cutting head section opposes the light emitting element, a part of light propagated by the first members is completely reflected on opposing surfaces of the second members which oppose the first members.Type: GrantFiled: November 25, 2014Date of Patent: May 3, 2016Assignee: JOLED Inc.Inventors: Yasuyuki Kudo, Jiro Yamada, Yoko Yamaguchi, Yuichiro Ishiyama, Kazuma Teramoto, Takahide Ishii
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Publication number: 20150188091Abstract: A display apparatus includes (A) a first substrate where a plurality of light emitting elements, which are formed by laminating a first electrode, a light emitting section which is configured by an organic layer provided with a light emitting layer, and a second electrode, are formed, and (B) a second substrate which is arranged to oppose the first substrate, in which the first substrate is further provided with a light reflecting layer formed of first members which propagate and output light from each light emitting element to an outside and second members placed between two first members, the first members have a truncated cone shape where a cutting head section opposes the light emitting element, a part of light propagated by the first members is completely reflected on opposing surfaces of the second members which oppose the first members.Type: ApplicationFiled: November 25, 2014Publication date: July 2, 2015Inventors: Yasuyuki Kudo, Jiro Yamada, Yoko Yamaguchi, Yuichiro Ishiyama, Kazuma Teramoto, Takahide Ishii