Patents by Inventor Yasushi Asaoka

Yasushi Asaoka 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: 20220173181
    Abstract: Provided is a display element according to an aspect of the disclosure including a flattening film and, on the flattening film, a plurality of banks each having a linear shape, a plurality of active layers each having a linear shape and formed between adjacent banks, and an upper transparent electrode formed on each of the plurality of active layers. A cut line having a locally reduced height with reference to the flattening film is formed in each the plurality of banks, and the upper transparent electrode formed on one of the adjacent active layers and the upper transparent electrode formed on the other of the adjacent active layers are electrically connected via a conductive electrode formed in the cut line.
    Type: Application
    Filed: March 28, 2019
    Publication date: June 2, 2022
    Inventors: Sentaro KIDA, SHIGERU AOMORI, TSUYOSHI KAMADA, YASUSHI ASAOKA, JUN SAKUMA
  • Patent number: 11329105
    Abstract: A light absorbing member includes a first dichroic dye and a second dichroic dye. The first dichroic dye has an absorption peak wavelength between a first emission peak wavelength of the first light-emitting layer and a second emission peak wavelength of a second light-emitting layer. The second dichroic dye has an absorption peak wavelength between the second emission peak wavelength of the second light-emitting layer and a third emission peak wavelength of the third light-emitting layer. An angle of a molecule of the first dichroic dye in an absorption axis and an angle of a molecule of the second dichroic dye in an absorption axis with respect to a normal direction of the reflective layer are from 70 degrees to 90 degrees.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: May 10, 2022
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Yasushi Asaoka, Tsuyoshi Kamada
  • Patent number: 11309509
    Abstract: A display device is provided with a light-emitting element layer including an anode electrode, a cathode electrode, and a quantum dot light-emitting layer sandwiched between the anode electrode and the cathode electrode, wherein the quantum dot light-emitting layer includes at least quantum dots and nanofibers. A method for manufacturing a display device includes forming a quantum dot light-emitting layer by applying a colloidal solution including at least quantum dots and nanofibers by ink-jet.
    Type: Grant
    Filed: March 22, 2018
    Date of Patent: April 19, 2022
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Yasushi Asaoka, Shigeru Aomori
  • Publication number: 20220052284
    Abstract: A display device according to one aspect of the disclosure includes an electroluminescence element including a light-emitting layer including quantum dots between a cathode and an anode which are paired, and further includes a platelet layer adjacent to the light-emitting layer and including plate-shaped nanoplatelets.
    Type: Application
    Filed: December 17, 2018
    Publication date: February 17, 2022
    Inventors: Sentaro KIDA, YASUSHI ASAOKA, JUN SAKUMA
  • Publication number: 20210359028
    Abstract: A display device according to an aspect of the disclosure includes: a first subpixel including a first pixel electrode, a second subpixel adjacent to the first subpixel and including a second pixel electrode, and a third subpixel adjacent to the first subpixel and including a third pixel electrode, a first light-emitting layer overlapping the entire first pixel electrode, a second light-emitting layer overlapping the entire second pixel electrode, and a third light-emitting layer overlapping the entire third pixel electrode, wherein an entire circumference of a peripheral edge portion of the first pixel electrode overlaps the first light-emitting layer and at least one of the second light-emitting layer and the third light-emitting layer.
    Type: Application
    Filed: September 7, 2018
    Publication date: November 18, 2021
    Inventors: YASUSHI ASAOKA, SHIGERU AOMORI
  • Publication number: 20210351244
    Abstract: A light-emitting element includes: pixel electrodes provided for individual subpixels of at least three colors; a common electrode provided facing each of the pixel electrodes; and light-emitting layers of each color provided between the common electrode and, respectively, each of the pixel electrodes, wherein one of each of the pixel electrodes and the common electrode is a cathode electrode and the other is an anode electrode and among the light-emitting layers of the at least three colors, a light-emitting layer of a color having a largest electron affinity extends in a state of being layered between the cathode electrode and each light-emitting layer of the other colors as well.
    Type: Application
    Filed: September 21, 2018
    Publication date: November 11, 2021
    Inventors: YASUSHI ASAOKA, TSUYOSHI KAMADA, SHIGERU AOMORI
  • Publication number: 20210225995
    Abstract: A device includes an organic insulating film having a contact hole in which an inclined face is formed, a pixel electrode formed along an inclined face of the contact hole and the organic insulating film, an intra-pixel wiring line coupling the pixel electrode to a TFT within the contact hole, a light-emitting layer formed on the organic insulating film to cover the pixel electrode, a light-emitting layer formed to overlap the light-emitting layer at least in the inclined face of the contact hole, and a common electrode formed on the light-emitting layer correspondingly to the pixel electrode.
    Type: Application
    Filed: September 7, 2018
    Publication date: July 22, 2021
    Inventors: YASUSHI ASAOKA, SHIGERU AOMORI
  • Publication number: 20210036253
    Abstract: A display device is provided with a light-emitting element layer including an anode electrode, a cathode electrode, and a quantum dot light-emitting layer sandwiched between the anode electrode and the cathode electrode, wherein the quantum dot light-emitting layer includes at least quantum dots and nanofibers. A method for manufacturing a display device includes forming a quantum dot light-emitting layer by applying a colloidal solution including at least quantum dots and nanofibers by ink-jet.
    Type: Application
    Filed: March 22, 2018
    Publication date: February 4, 2021
    Inventors: Yasushi ASAOKA, Shigeru AOMORI
  • Publication number: 20200212122
    Abstract: A light absorbing member includes a first dichroic dye and a second dichroic dye. The first dichroic dye has an absorption peak wavelength between a first emission peak wavelength of the first light-emitting layer and a second emission peak wavelength of a second light-emitting layer. The second dichroic dye has an absorption peak wavelength between the second emission peak wavelength of the second light-emitting layer and a third emission peak wavelength of the third light-emitting layer. An angle of a molecule of the first dichroic dye in an absorption axis and an angle of a molecule of the second dichroic dye in an absorption axis with respect to a normal direction of the reflective layer are from 70 degrees to 90 degrees.
    Type: Application
    Filed: December 23, 2019
    Publication date: July 2, 2020
    Inventors: Yasushi ASAOKA, Tsuyoshi KAMADA
  • Publication number: 20200200344
    Abstract: A daylighting member includes a flat plate structure body including a plurality of prism structure elements, in which the plurality of prism structure elements are provided in parallel on a first surface side of the flat plate structure body, the flat plate structure body has an incident surface, a reflecting surface, and an emitting surface, the incident surface, the reflecting surface, and the emitting surface are not parallel to each other, and each of the prism structure elements has a function of suppressing wavelength dispersion of light transmitted through the prism structure element.
    Type: Application
    Filed: June 19, 2018
    Publication date: June 25, 2020
    Inventors: YASUSHI ASAOKA, SHUN UEKI, TSUYOSHI KAMADA
  • Patent number: 10665184
    Abstract: A liquid crystal display device of one aspect of the present invention includes a liquid crystal display unit that includes a liquid crystal layer which exhibits vertical alignment and plural picture elements, and a control unit that controls a voltage which is supplied to the liquid crystal display unit.
    Type: Grant
    Filed: February 21, 2017
    Date of Patent: May 26, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Yasushi Asaoka, Tomoko Ueki, Sho Ochi, Makoto Uno
  • Publication number: 20200096167
    Abstract: A light-diffusion member includes a plurality of cylindrical lenses arrayed in a prescribed direction, wherein the cylindrical lenses are arrayed in a first direction and extended in a second direction that is perpendicular to the first direction, the cylindrical lenses each have a curved lens surface, and the lens surface has a height that continuously changes with a prescribed period in a cross-section of the cylindrical lens taken along a second imaginary plane that is perpendicular to a first imaginary plane containing both the first direction and the second direction and that is parallel to the second direction.
    Type: Application
    Filed: December 21, 2017
    Publication date: March 26, 2020
    Inventors: YASUSHI ASAOKA, TORU KANNO, HIDEOMI YUI
  • Patent number: 10338426
    Abstract: According to an aspect of the present invention, there is provided a light diffusion member which includes a light diffusion film, a polarizing film, and a retardation film. The light diffusion film includes a first substrate, a light diffusion portion, and a light shielding layer. The polarizing film includes a second substrate and a polarization layer. The retardation film includes a third substrate and a retardation layer. The retardation layer is formed from a birefringence body which has optically-negative uniaxiality. An alignment direction of the birefringence body is different in a thickness direction thereof. A slow axis of the retardation layer is positioned at azimuth between a transmission axis and an absorption axis of the polarization layer.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: July 2, 2019
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Yasushi Asaoka, Tsuyoshi Maeda, Shohei Katsuta, Emi Yamamoto, Sho Ochi
  • Patent number: 10288781
    Abstract: Provided is a display device including a substrate that has light transmissivity, a plurality of light shielding layers that is formed at a recurring period on one face of the substrate, and a light-diffusing unit that is formed in an area of the one face of the substrate except for the area where the light shielding layers are formed, in which the light-diffusing unit includes a light emitting end face on the substrate side and includes a light incident end face having an area larger than the area of the light emitting end face on the side opposite to the substrate side, the height of the light-diffusing unit from the light incident end face to the light emitting end face is greater than the thickness of the light shielding layer, and the periodic direction at which the light shielding layers are recurrently formed is non-parallel to the direction of a pixel pitch of a display body.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: May 14, 2019
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Yasushi Asaoka, Shohei Katsuta, Tsuyoshi Maeda, Tsuyoshi Kamada
  • Publication number: 20190122619
    Abstract: A liquid crystal display device of one aspect of the present invention includes a liquid crystal display unit that includes a liquid crystal layer which exhibits vertical alignment and plural picture elements, and a control unit that controls a voltage which is supplied to the liquid crystal display unit.
    Type: Application
    Filed: February 21, 2017
    Publication date: April 25, 2019
    Applicants: SHARP KABUSHIKI KAISHA, SHARP KABUSHIKI KAISHA
    Inventors: YASUSHI ASAOKA, TOMOKO UEKI, SHO OCHI, MAKOTO UNO
  • Patent number: 10197712
    Abstract: A light-diffusing-member manufacturing method includes a step of forming a light diffusion portion on one surface side of a base, by developing an exposed negative photosensitive resin layer with an alkali developing solution, and a step of performing an acid treatment on the light diffusion portion with an acid solution, after removing the alkali developing solution which is adhered to the light diffusion portion and suspended matter in the alkali developing solution in the negative photosensitive resin layer, so as to lower an ionization degree of the negative photosensitive resin layer which is in an ionized state due to the alkali developing solution.
    Type: Grant
    Filed: October 28, 2014
    Date of Patent: February 5, 2019
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Sho Ochi, Yasushi Asaoka, Tsuyoshi Maeda, Toru Kanno
  • Patent number: 10185171
    Abstract: A light control member includes a light-transmissive first substrate, a light diffusing portion which is defined on a first surface of the first substrate, and a light shielding layer which is defined in a first region other than a second region in which the light diffusing portion is formed on the first surface and includes a light emitting end surface in contact with the first substrate, and a light incident end surface opposite the light emitting end surface and having a first area larger than a second area of the light emitting end surface, and structured such that a height from the light incident end surface to the light emitting end surface is larger than a layer thickness of the light shielding layer.
    Type: Grant
    Filed: June 3, 2015
    Date of Patent: January 22, 2019
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Sho Ochi, Yasushi Asaoka, Tsuyoshi Maeda
  • Patent number: 10168569
    Abstract: A light-diffusion member (7) includes: a substrate (39) having light-transmitting properties; a light-diffusion portion (40) on a face of the substrate (39) facing a display medium (6); and a light-blocking layer (41) on a part of the face of the substrate (39) facing the display medium (6) other than where the light-diffusion portion (40) is provided. The light-diffusion portion (40) includes: a light-emitting end face (40a) in contact with the substrate (39); and a light-incident end face (40b) facing, and being larger in area than, the light-emitting end face (40a). The adhesive layer (42) adheres to light-incident end face (40a) and partly (42a) encroaches into a space (43) between the light-diffusion portion (40) and light-blocking layer (41).
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: January 1, 2019
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Shohei Katsuta, Yasushi Asaoka, Sho Ochi, Hideomi Yui, Tsuyoshi Maeda, Emi Yamamoto
  • Patent number: 10162214
    Abstract: A liquid crystal display device according to one aspect of the present invention includes a liquid crystal panel of a vertical alignment mode, and an optical control member disposed on a light-exiting side of the liquid crystal panel. The liquid crystal panel includes a plurality of pixels having at least two domains (50a, 50b), in which directors of liquid crystal molecules are in a first direction. An absorption axis of a first polarizing sheet and an absorption axis of a second polarizing sheet are a mutually orthogonal and form angle that is approximately 45°. The optical control member includes a base, a light diffusion part, a light blocking layer and a low refractive index part.
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: December 25, 2018
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Shohei Katsuta, Yasushi Asaoka, Sho Ochi, Emi Yamamoto, Hideomi Yui, Tsuyoshi Maeda, Tsuyoshi Kamada, Yuhsuke Tsuda, Katsumi Kondoh
  • Publication number: 20180348412
    Abstract: Provided is a display device including a substrate that has light transmissivity, a plurality of light shielding layers that is formed at a recurring period on one face of the substrate, and a light-diffusing unit that is formed in an area of the one face of the substrate except for the area where the light shielding layers are formed, in which the light-diffusing unit includes a light emitting end face on the substrate side and includes a light incident end face having an area larger than the area of the light emitting end face on the side opposite to the substrate side, the height of the light-diffusing unit from the light incident end face to the light emitting end face is greater than the thickness of the light shielding layer, and the periodic direction at which the light shielding layers are recurrently formed is non-parallel to the direction of a pixel pitch of a display body.
    Type: Application
    Filed: July 23, 2018
    Publication date: December 6, 2018
    Inventors: Yasushi ASAOKA, Shohei KATSUTA, Tsuyoshi MAEDA, Tsuyoshi KAMADA