Patents by Inventor Masahide Koga

Masahide Koga 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).

  • Patent number: 11837626
    Abstract: A transparent display apparatus includes a first transparent substrate, light emitting units arranged for respective pixels on the first transparent substrate, and a strip unit connected to the light emitting units, wherein each of the light emitting units includes at least one light emitting diode having a size of area of 10,000 ?m2 or less, and a size of area having a transmittance of 20% or less accounts for 30% or less of a display area.
    Type: Grant
    Filed: July 15, 2020
    Date of Patent: December 5, 2023
    Assignee: AGC INC.
    Inventors: Yukihiro Tao, Masahide Koga, Remi Kawakami
  • Publication number: 20230299058
    Abstract: A transparent display device according to an aspect of the present invention includes: a transparent substrate; and light-emitting diode elements arranged for each pixel on the transparent substrate, a rear-face side of the transparent display device being visually recognizable from a viewing side. The light-emitting diode elements are semiconductor chips with an area of 10,000 ?m2 or less, and a main surface on the rear-face side in the light-emitting diode elements is covered by a light-shielding film.
    Type: Application
    Filed: May 30, 2023
    Publication date: September 21, 2023
    Applicant: AGC Inc.
    Inventors: Yukihiro TAO, Masahide KOGA, Yoko MITSUI
  • Publication number: 20230261164
    Abstract: A transparent electronic device, including: a transparent insulating substrate (TIS); an electronic element which is formed on a main surface of the TIS and which has an area of 250,000 ?m2 or less; and an opaque power feeder configured to feed power to the electronic element. The electronic element is a light-emitting diode element or a sensor. The TIS includes: a first TIS with the electronic element and a first wiring connected to the electronic element being formed on one main surface; and a second TIS with a second wiring being formed on one main surface, the electronic element is not formed on the second TIS, and one end of the first wiring and one end of the second wiring are electrically connected to each other and the opaque power feeder is connected to another end of the second wiring in an edge part of the second TIS.
    Type: Application
    Filed: April 19, 2023
    Publication date: August 17, 2023
    Applicant: AGC Inc.
    Inventors: Masahide KOGA, Yukihiro TAO, Remi KAWAKAMI
  • Publication number: 20220131026
    Abstract: One embodiment of the present invention is a transparent sensing device comprising: a transparent substrate; a microsensor arranged on the transparent substrate and having an area of 250,000 ?m2 or less; a plurality of wirings connected to the microsensor; and a sealing layer covering the microsensor arranged on the transparent substrate and the plurality of wirings. The sealing layer is a transparent resin having a water absorption rate of 1% or less after curing. Therefore, it is possible to provide a transparent sensing device in which migration of wirings is suppressed and which has excellent reliability.
    Type: Application
    Filed: January 11, 2022
    Publication date: April 28, 2022
    Applicant: AGC Inc.
    Inventors: Masahide KOGA, Yukihiro TAO, Yoko MITSUI
  • Publication number: 20210316535
    Abstract: A transparent display device includes a transparent substrate, a film provided on the transparent substrate via an adhesive layer, and a plurality of light-emitting units provided on the film, wherein each of the light-emitting units includes a light-emitting diode having a surface area of 1 mm2 or less, a thickness of the film is 2 ?m or more and 400 ?m or less, a value obtained by multiplying a tensile strength of the film by the thickness is 5×102 (Pa·m) or more, and a transmittance of visible light is 20% or more.
    Type: Application
    Filed: June 25, 2021
    Publication date: October 14, 2021
    Applicant: AGC Inc.
    Inventors: Ryo EGUCHI, Masahide KOGA, Yoko MITSUI, Yukihiro TAO
  • Publication number: 20200350361
    Abstract: A transparent display apparatus includes a first transparent substrate, light emitting units arranged for respective pixels on the first transparent substrate, and a strip unit connected to the light emitting units, wherein each of the light emitting units includes at least one light emitting diode having a size of area of 10,000 ?m2 or less, and a size of area having a transmittance of 20% or less accounts for 30% or less of a display area.
    Type: Application
    Filed: July 15, 2020
    Publication date: November 5, 2020
    Applicant: AGC Inc.
    Inventors: Yukihiro TAO, Masahide KOGA, Remi KAWAKAMI
  • Publication number: 20170107753
    Abstract: A manufacturing method of a vacuum multilayer glass includes assembling an assembly including a first glass plate, a second glass plate, a sealing material and a getter material; carrying a conveyance table for conveying the assembly into a heating furnace; and heating the assembly in a reduced pressure space in the heating furnace to melt the sealing material and to activate the getter material at the same time, then solidifying the sealing material to bond the first glass plate and the second glass plate with the sealing material and to seal the reduced pressure space formed between the first glass plate and the second glass plate in a state of including the getter material, and causing the getter material to absorb gasses inside the reduced pressure space.
    Type: Application
    Filed: December 30, 2016
    Publication date: April 20, 2017
    Applicant: Asahi Glass Company, Limited
    Inventors: Masahide KOGA, Mika Yokoyama, Noriyoshi Kayaba, Keisuke Kato
  • Publication number: 20170016270
    Abstract: There is provided a method of producing a vacuum sealed component including a sealing layer formed by heating glass powder, an inner side of the sealing layer including a closed space with specific air pressure that is lower than atmospheric pressure. The method includes a binder removal process of decomposing an organic binder by heating paste including the glass power and an organic binder; and a vacuum sintering process of forming the closed space by melting, at a temperature that is higher than a processing temperature of the binder removal process, the glass powder in a decompressed space with the specific air pressure that is lower than the atmospheric pressure. After the binder removal process and prior to the vacuum sintering process, an amount of residual carbon in a residue of the paste is less than or equal to 100 ppm by weight.
    Type: Application
    Filed: June 23, 2016
    Publication date: January 19, 2017
    Applicant: Asahi Glass Company, Limited
    Inventors: Noriyoshi KAYABA, Masahide KOGA, Yohei NAGAO
  • Publication number: 20150337591
    Abstract: Multilayer glass is provided that includes a plurality of glass substrates that are arranged to face one another to form a gap between the glass substrates, a plurality of spacers that are arranged in the gap, and a sealing member for sealing a periphery of a plurality of glass substrates. A plurality of glass substrates includes an antireflective layer that is arranged on at least one surface of surfaces of the glass substrates that face one another to form the gap. The distribution density of the spacers with respect to a glass substrate surface that forms the gap is greater than or equal to 2/mm2.
    Type: Application
    Filed: August 4, 2015
    Publication date: November 26, 2015
    Applicant: Asahi Glass Company, Limited
    Inventors: Masahide KOGA, Hiroshige ITO, Kotaro ENOMOTO
  • Patent number: 8344964
    Abstract: An artificial medium includes: a dielectric layer having a front surface and a back surface; a plurality of first grid lines respectively formed on the front surface and the back surface and extending in a first direction and a plurality of second grid lines extending in a second direction different from the first direction; and electrically conductive elements respectively formed on the front surface and the back surface of the dielectric layer and located in areas where the first grid lines intersect the second grid lines, wherein when an electromagnetic wave propagated in the direction of the thickness of the dielectric layer is incident, a current excited by the electromagnetic wave is increased in a prescribed operating frequency and a current loop is formed in a plane parallel to the direction of the thickness.
    Type: Grant
    Filed: August 25, 2010
    Date of Patent: January 1, 2013
    Assignee: Asahi Glass Company, Limited
    Inventors: Koji Ikawa, Masahide Koga, Fuminori Watanabe, Ryuta Sonoda, Kazuhiko Niwano
  • Publication number: 20110102297
    Abstract: An artificial medium includes: a dielectric layer having a front surface and a back surface; a plurality of first grid lines respectively formed on the front surface and the back surface and extending in a first direction and a plurality of second grid lines extending in a second direction different from the first direction; and electrically conductive elements respectively formed on the front surface and the back surface of the dielectric layer and located in areas where the first grid lines intersect the second grid lines, wherein when an electromagnetic wave propagated in the direction of the thickness of the dielectric layer is incident, a current excited by the electromagnetic wave is increased in a prescribed operating frequency and a current loop is formed in a plane parallel to the direction of the thickness.
    Type: Application
    Filed: August 25, 2010
    Publication date: May 5, 2011
    Inventors: Koji Ikawa, Masahide Koga, Fuminori Watanabe, Ryuta Sonoda, Kazuhiko Niwano
  • Publication number: 20100053019
    Abstract: An artificial medium on which two or more conductive surfaces are provided in a thickness direction, the conductive surface being provided with conductive elements in a two-dimensional periodic array, wherein when an electromagnetic wave propagated in parallel to the thickness direction is incident on the artificial medium, a current excited by the electromagnetic wave increases in an operation frequency, and a current loop is formed in a surface parallel to the thickness direction is provided.
    Type: Application
    Filed: November 6, 2009
    Publication date: March 4, 2010
    Inventors: Kohji Ikawa, Masahide Koga, Ryuta Sonoda, Fuminori Watanabe, Kazuhiko Niwano