Patents by Inventor Shingo Eguchi

Shingo Eguchi 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).

  • Publication number: 20210384380
    Abstract: An object is to provide a highly reliable light emitting device which is thin and is not damaged by external local pressure. Further, another object is to manufacture a light emitting device with a high yield by preventing defects of a shape and characteristics due to external stress in a manufacture process. A light emitting element is sealed between a first structure body in which a fibrous body is impregnated with an organic resin and a second structure body in which a fibrous body is impregnated with an organic resin, whereby a highly reliable light emitting device which is thin and has intensity can be provided. Further, a light emitting device can be manufactured with a high yield by preventing defects of a shape and characteristics in a manufacture process.
    Type: Application
    Filed: August 18, 2021
    Publication date: December 9, 2021
    Applicant: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Yoshiaki Oikawa, Shingo Eguchi, Mitsuo Mashiyama, Masatoshi Kataniwa, Hironobu Shoji, Masataka Nakada, Satoshi Seo
  • Patent number: 11171190
    Abstract: A flexible input/output device and an input/output device having high resistance to repeated bending are provided. The input/output device includes a first flexible substrate, a first insulating layer over the first substrate, a first transistor over the first insulating layer, a light-emitting element over and electrically connected to the first transistor and including an EL layer between first and second electrodes, a first bonding layer over the light-emitting element, a sensing element and a second transistor over the first bonding layer and electrically connected to each other, a second insulating layer over the sensing element and the second transistor, and a second flexible substrate over the second insulating layer. In the input/output device, B/A is greater than or equal to 0.7 and less than or equal to 1.7, where A is a thickness between the EL layer and the first insulating layer and B is a thickness between the EL layer and the second insulating layer.
    Type: Grant
    Filed: April 10, 2020
    Date of Patent: November 9, 2021
    Inventors: Shingo Eguchi, Shunpei Yamazaki
  • Patent number: 11171298
    Abstract: An object of the invention is to improve the reliability of a light-emitting device. Another object of the invention is to provide flexibility to a light-emitting device having a thin film transistor using an oxide semiconductor film. A light-emitting device has, over one flexible substrate, a driving circuit portion including a thin film transistor for a driving circuit and a pixel portion including a thin film transistor for a pixel. The thin film transistor for a driving circuit and the thin film transistor for a pixel are inverted staggered thin film transistors including an oxide semiconductor layer which is in contact with a part of an oxide insulating layer.
    Type: Grant
    Filed: July 1, 2019
    Date of Patent: November 9, 2021
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shingo Eguchi, Yoshiaki Oikawa, Kenichi Okazaki, Hotaka Maruyama
  • Publication number: 20210327865
    Abstract: A display device with high resolution is provided. A display device with high display quality is provided. The display device includes a substrate, an insulating layer, a plurality of transistors, and a plurality of light-emitting diodes. The plurality of light-emitting diodes are provided in a matrix over the substrate. Each of the plurality of transistors is electrically connected to at least one of the plurality of light-emitting diodes. The plurality of light-emitting diodes are positioned closer to the substrate than the plurality of transistors are. The plurality of light-emitting diodes emit light toward the substrate. Each of the plurality of transistors includes a metal oxide layer and a gate electrode. The metal oxide layer includes a channel formation region. The top surface of the gate electrode is substantially level with the top surface of the insulating layer.
    Type: Application
    Filed: August 22, 2019
    Publication date: October 21, 2021
    Inventors: Shunpei YAMAZAKI, Koji KUSUNOKI, Shingo EGUCHI, Takayuki IKEDA
  • Publication number: 20210313355
    Abstract: A highly reliable display apparatus is provided. In an EL display apparatus including a specific pixel having a function of adding data, a storage node is provided in the pixel, and first data can be held in the storage node. In the pixel, second data is added to the first data through capacitive coupling, whereby third data can be generated. A light-emitting device operates in accordance with the third data. In the pixel, a light-emitting device that requires a high voltage for light emission or a light-emitting device to which application of a high voltage is preferred is provided.
    Type: Application
    Filed: August 8, 2019
    Publication date: October 7, 2021
    Applicant: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Koji KUSUNOKI, Shingo EGUCHI
  • Patent number: 11127732
    Abstract: To solve a problem in that an antenna or a circuit including a thin film transistor is damaged due to discharge of electric charge accumulated in an insulator (a problem of electrostatic discharge), a semiconductor device includes a first insulator, a circuit including a thin film transistor provided over the first insulator, an antenna which is provided over the circuit and is electrically connected to the circuit, and a second insulator provided over the antenna, a first conductive film provided between the first insulator and the circuit, and a second conductive film provided between the second insulator and the antenna.
    Type: Grant
    Filed: July 6, 2018
    Date of Patent: September 21, 2021
    Inventors: Yoshiaki Oikawa, Shingo Eguchi
  • Patent number: 11101407
    Abstract: An object is to provide a highly reliable light emitting device which is thin and is not damaged by external local pressure. Further, another object is to manufacture a light emitting device with a high yield by preventing defects of a shape and characteristics due to external stress in a manufacture process. A light emitting element is sealed between a first structure body in which a fibrous body is impregnated with an organic resin and a second structure body in which a fibrous body is impregnated with an organic resin, whereby a highly reliable light emitting device which is thin and has intensity can be provided. Further, a light emitting device can be manufactured with a high yield by preventing defects of a shape and characteristics in a manufacture process.
    Type: Grant
    Filed: February 7, 2019
    Date of Patent: August 24, 2021
    Inventors: Yoshiaki Oikawa, Shingo Eguchi, Mitsuo Mashiyama, Masatoshi Kataniwa, Hironobu Shoji, Masataka Nakada, Satoshi Seo
  • Publication number: 20210217805
    Abstract: A display device with high resolution is provided. Manufacturing cost of a display device using a micro LED as a display element is reduced. The display device includes a substrate, a plurality of transistors, and a plurality of light-emitting diodes. The plurality of light-emitting diodes are provided in a matrix over the substrate. Each of the plurality of transistors are electrically connected to at least one of the plurality of light-emitting diodes. The plurality of light-emitting diodes are positioned closer to the substrate than the plurality of transistors are. The plurality of light-emitting diodes emit light to the opposite side of the substrate.
    Type: Application
    Filed: April 26, 2019
    Publication date: July 15, 2021
    Applicant: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
    Inventors: Koji KUSUNOKI, Shingo EGUCHI, Yosuke TSUKAMOTO, Kazunori WATANABE, Kouhei TOYOTAKA
  • Publication number: 20210172152
    Abstract: This construction machine comprises: an attitude sensor that detects the current attitude of an upper turning body; a reference angular acceleration calculation unit that calculates a reference angular acceleration to be generated when an electric turning motor is driven by a torque command value generated according to the operation amount of an operation part; a reference gravity torque calculation unit that, on the basis of the current attitude and the deviation between an actual angular acceleration which is obtained from a rotation speed and the reference angular acceleration, calculates a reference gravity torque which is a torque component to be generated about the turning axis by the gravity in the reference attitude; a gravity compensation torque calculation unit that, on the basis of the reference gravity torque and the current attitude, calculates a gravity compensation torque for compensating a torque component generated about the turning axis by the gravity in the current attitude; and a correctio
    Type: Application
    Filed: July 23, 2019
    Publication date: June 10, 2021
    Applicant: Yanmar Power Technology Co., Ltd.
    Inventors: Naohiro HARA, Shingo EGUCHI, Keishi YAMANAKA, Tatsuya FUJIMORI, Masaki YAMADA, Kensuke KANEDA
  • Patent number: 10976872
    Abstract: To provide a novel display panel that is highly convenient or reliable. To provide a novel input and output device that is highly convenient or reliable. To provide a novel data processing device that is highly convenient or reliable. To provide a method for manufacturing a novel display panel that is highly convenient or reliable. The display panel includes a pixel, a third conductive film electrically connected to the pixel, an insulating film including an opening portion overlapping with the third conductive film, and an electrode including a first region in contact with the third conductive film and a second region functioning as a contact point.
    Type: Grant
    Filed: July 22, 2019
    Date of Patent: April 13, 2021
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Yasuhiro Jinbo, Shingo Eguchi, Hisao Ikeda, Tetsuji Ishitani, Taisuke Kamada
  • Patent number: 10903453
    Abstract: A highly reliable light-emitting device is provided. Damage to an element due to externally applied physical power is suppressed. Alternatively, in a process of pressure-bonding of an FPC, damage to a resin and a wiring which are in contact with a flexible substrate due to heat is suppressed. A neutral plane at which stress-strain is not generated when a flexible light-emitting device including an organic EL element is deformed, is positioned in the vicinity of a transistor and the organic EL element. Alternatively, the hardness of the outermost surface of a light-emitting device is high. Alternatively, a substrate having a coefficient of thermal expansion of 10 ppm/K or lower is used as a substrate that overlaps with a terminal portion connected to an FPC.
    Type: Grant
    Filed: August 9, 2019
    Date of Patent: January 26, 2021
    Inventors: Shunpei Yamazaki, Shingo Eguchi
  • Publication number: 20200403028
    Abstract: One embodiment of the present invention is a display device including a first insulating layer, a second insulating layer, a first transistor, a second transistor, a first light-emitting diode, a second light-emitting diode, and a color conversion layer. The first insulating layer is over the first transistor and the second transistor. The first light-emitting diode and the second light-emitting diode are over the first insulating layer. The color conversion layer is over the second light-emitting diode. The color conversion layer is configured to convert light emitted from the second light-emitting diode into a light having a longer wavelength. The first transistor and the second transistor each include a metal oxide layer and a gate electrode. The metal oxide layer includes a channel formation region. A top surface of the gate electrode is level or substantially level with a top surface of the second insulating layer.
    Type: Application
    Filed: June 9, 2020
    Publication date: December 24, 2020
    Inventors: Koji KUSUNOKI, Shingo EGUCHI, Takayuki IKEDA
  • Publication number: 20200395576
    Abstract: A highly reliable light-emitting device is provided. Damage to an element due to externally applied physical power is suppressed. Alternatively, in a process of pressure-bonding of an FPC, damage to a resin and a wiring which are in contact with a flexible substrate due to heat is suppressed. A neutral plane at which stress-strain is not generated when a flexible light-emitting device including an organic EL element is deformed, is positioned in the vicinity of a transistor and the organic EL element. Alternatively, the hardness of the outermost surface of a light-emitting device is high. Alternatively, a substrate having a coefficient of thermal expansion of 10 ppm/K or lower is used as a substrate that overlaps with a terminal portion connected to an FPC.
    Type: Application
    Filed: September 1, 2020
    Publication date: December 17, 2020
    Applicant: Semiconductor Engery Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Shingo Eguchi
  • Publication number: 20200388790
    Abstract: A novel functional panel that is highly convenient, useful, or reliable is provided. The functional panel includes a pixel including a microlens array and a light-emitting device. The light-emitting device emits first light. The microlens array collects the first light. The microlens array includes a plurality of microlenses. The microlenses have a cross section having a shape with which they can be arranged with a filling factor higher than that of a circle on a plane parallel to the light-emitting device. The microlenses have a curved surface on a plane orthogonal to the plane parallel to the light-emitting device. The convex side of the curved surface faces the light-emitting device.
    Type: Application
    Filed: May 28, 2020
    Publication date: December 10, 2020
    Inventors: Shunpei YAMAZAKI, Shingo EGUCHI, Koji KUSUNOKI
  • Publication number: 20200365827
    Abstract: A novel display panel that is highly convenient or reliable is provided. The display panel includes a first region, a second region, and a display region; the second region includes part of the display region; the second region is provided with a first component; the second region can be bent with the first component facing outward; the first component includes a first elastic body and a second elastic body; the second elastic body includes an end portion part or the whole of which is covered with the first elastic body; and the second elastic body has a higher elastic modulus than the first elastic body.
    Type: Application
    Filed: November 19, 2018
    Publication date: November 19, 2020
    Applicant: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei YAMAZAKI, Hiroki ADACHI, Shingo EGUCHI
  • Publication number: 20200363676
    Abstract: A semiconductor device including a large display portion with improved portability is provided. The display device includes a first display panel, a second display panel, and an adhesive layer. The area of the second display panel is larger than the area of the first display panel. The first display panel includes a first substrate, a second substrate, and a reflective liquid crystal element and a first transistor each positioned between the first substrate and the second substrate. The second display panel includes a first resin layer having flexibility, a second resin layer having flexibility, and a light-emitting element and a second transistor each positioned between the first resin layer and the second resin layer. The liquid crystal element has a function of reflecting light toward the second substrate side. The light-emitting element has a function of emitting light toward the second resin layer aide.
    Type: Application
    Filed: July 14, 2020
    Publication date: November 19, 2020
    Inventors: Shingo EGUCHI, Hideaki KUWABARA, Kazune YOKOMIZO
  • Publication number: 20200357863
    Abstract: Display unevenness in a display panel is suppressed. A display panel with a high aperture ratio of a pixel is provided. The display panel includes a first pixel electrode, a second pixel electrode, a third pixel electrode, a first light-emitting layer, a second light-emitting layer, a third light-emitting layer, a first common layer, a second common layer, a common electrode, and an auxiliary wiring. The first common layer is positioned over the first pixel electrode and the second pixel electrode. The first common layer has a portion overlapping with the first light-emitting layer and a portion overlapping with the second light-emitting layer. The second common layer is positioned over the third pixel electrode. The second common layer has a portion overlapping with the third light-emitting layer.
    Type: Application
    Filed: November 19, 2018
    Publication date: November 12, 2020
    Applicant: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Daiki NAKAMURA, Shingo EGUCHI, Tomoya AOYAMA, Nozomu SUGISAWA, Junya MARUYAMA, Kazuhiko FUJITA, Masataka SATO, Susumu KAWASHIMA
  • Patent number: 10816841
    Abstract: A semiconductor device including a large display portion with improved portability is provided. The display device includes a first display panel, a second display panel, and an adhesive layer. The area of the second display panel is larger than the area of the first display panel. The first display panel includes a first substrate, a second substrate, and a reflective liquid crystal element and a first transistor each positioned between the first substrate and the second substrate. The second display panel includes a first resin layer having flexibility, a second resin layer having flexibility, and a light-emitting element and a second transistor each positioned between the first resin layer and the second resin layer. The liquid crystal element has a function of reflecting light toward the second substrate side. The light-emitting element has a function of emitting light toward the second resin layer side.
    Type: Grant
    Filed: August 3, 2017
    Date of Patent: October 27, 2020
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shingo Eguchi, Hideaki Kuwabara, Kazune Yokomizo
  • Publication number: 20200243371
    Abstract: To improve peelability, yield in a peeling step, and yield in manufacturing a flexible device. A peeling method is employed which includes a first step of forming a peeling layer containing tungsten over a support substrate; a second step of forming, over the peeling layer, a layer to be peeled formed of a stack including a first layer containing silicon oxynitride and a second layer containing silicon nitride in this order and forming an oxide layer containing tungsten oxide between the peeling layer and the layer to be peeled; a third step of forming a compound containing tungsten and nitrogen in the oxide layer by heat treatment; and a fourth step of peeling the peeling layer from the layer to be peeled at the oxide layer.
    Type: Application
    Filed: April 16, 2020
    Publication date: July 30, 2020
    Inventors: Seiji YASUMOTO, Masataka SATO, Shingo EGUCHI, Kunihiko SUZUKI
  • Patent number: D934239
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: October 26, 2021
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Kensuke Yoshizumi, Shingo Eguchi