Patents by Inventor Takahiro Koyanagi

Takahiro Koyanagi 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: 11029622
    Abstract: Provided is a developer carrying member that enables stable formation of images of high quality even on recording paper having a high talc content. The developer carrying member includes a conductive base member and a surface layer, wherein the surface layer includes a urethane resin, and the urethane resin has a carbonate bond and a tertiary amine structure.
    Type: Grant
    Filed: March 4, 2020
    Date of Patent: June 8, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventors: Sosuke Yamaguchi, Minoru Ito, Takashi Koyanagi, Takahiro Miyazawa, Shohei Urushihara, Kentarou Nakamura
  • Patent number: 10923560
    Abstract: A capacitor includes a first electrode; a second electrode facing the first electrode; and a dielectric layer which is disposed between the first electrode and the second electrode and which is in contact with the first electrode. The first electrode includes a first portion including an interface between the first electrode and the dielectric layer, the dielectric layer includes a second portion including the interface, and the first portion and the second portion each contain silicon. A concentration distribution of the silicon along a thickness direction of the first portion and the second portion includes a convex portion intersecting the interface.
    Type: Grant
    Filed: January 28, 2019
    Date of Patent: February 16, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Takahiro Koyanagi, Yuuko Tomekawa, Takeshi Harada, Yoshio Kawashima
  • Patent number: 10916621
    Abstract: A capacitor includes a first electrode, a second electrode facing the first electrode, and a dielectric layer disposed between the first and second electrodes and being in contact with each of the first and second electrodes. The dielectric layer contains at least one element selected from the group consisting of nitrogen and silicon.
    Type: Grant
    Filed: August 23, 2018
    Date of Patent: February 9, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Takahiro Koyanagi, Yuuko Tomekawa
  • Publication number: 20210028207
    Abstract: An imaging device includes: a semiconductor substrate; a first photoelectric converter which is disposed in the semiconductor substrate; a second photoelectric converter different from the first photoelectric converter, which is disposed in the semiconductor substrate; a wiring layer disposed on or above the semiconductor substrate; and a capacitor which is disposed in the wiring layer and surrounds the first photoelectric converter in plan view. The capacitor includes a first electrode, a second electrode, and a dielectric layer disposed between the first electrode and the second electrode. The first electrode is connected to one of the first photoelectric converter and the second photoelectric converter.
    Type: Application
    Filed: October 9, 2020
    Publication date: January 28, 2021
    Inventors: Yuuko TOMEKAWA, Takahiro KOYANAGI, Hiroyuki AMIKAWA, Yasuyuki ENDOH
  • Patent number: 10840280
    Abstract: An imaging device includes: a semiconductor substrate; a first photoelectric converter which is disposed in the semiconductor substrate; a second photoelectric converter different from the first photoelectric converter, which is disposed in the semiconductor substrate; a wiring layer disposed on or above the semiconductor substrate; and a capacitor which is disposed in the wiring layer and surrounds the first photoelectric converter in plan view. The capacitor includes a first electrode, a second electrode, and a dielectric layer disposed between the first electrode and the second electrode. The first electrode is connected to one of the first photoelectric converter and the second photoelectric converter.
    Type: Grant
    Filed: February 19, 2019
    Date of Patent: November 17, 2020
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Yuuko Tomekawa, Takahiro Koyanagi, Hiroyuki Amikawa, Yasuyuki Endoh
  • Patent number: 10653373
    Abstract: An accommodation apparatus that accommodates a radiation imaging apparatus, the accommodation apparatus comprising: an accommodation unit including a bottom surface, a first wall surface adjacent to the bottom surface, and a second wall surface adjacent to the bottom surface and provided at a position facing the first wall surface, wherein the length in a horizontal direction of the first wall surface adjacent to the bottom surface and the length in the horizontal direction of the second wall surface adjacent to the bottom surface are different.
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: May 19, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takahiro Koyanagi, Hiroto Kondo, Masaaki Kobayashi, Youjirou Hiratsuka, Takaaki Gonda
  • Patent number: 10617380
    Abstract: A radiographic imaging apparatus includes a sensor panel, a sound emitting member that provides notification of a state via sound, a casing that contains the sensor panel and the sound emitting member, where the casing includes a first sound transmission hole and a sound transmission member that covers the first sound transmission hole, where the sound transmission member includes a second sound transmission hole with a smaller diameter than a diameter of the first sound transmission hole. The radiographic imaging apparatus includes a detection unit that detects information related to an installed state of the radiographic imaging apparatus and a control unit that controls a volume of the emitted sound based on the detected information.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: April 14, 2020
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Motoki Tagawa, Takahiro Koyanagi, Youjirou Hiratsuka, Satoru Omura, Katsushi Kato
  • Publication number: 20200100740
    Abstract: A radiographic apparatus includes a radiation detection panel configured to detect radiation, and a housing that covers the radiation detection panel. The housing includes an incident surface receiving the radiation, a side surface adjacent to the incident surface, a rear surface opposing the incident surface, and an inclined surface adjacent to each of the side surface and the rear surface. A recessed handle portion is provided on the inclined surface.
    Type: Application
    Filed: September 26, 2019
    Publication date: April 2, 2020
    Inventors: Takahiro Koyanagi, Motoki Tagawa, Yohei Saito
  • Patent number: 10520015
    Abstract: A rolling bearing includes: an inner ring; an outer ring; and a plurality of rolling elements provided between the inner ring and the outer ring, wherein: one of the inner ring and the outer ring is a rotating ring; the other one of the inner ring and the outer ring is a firm ring; the firm ring is attached to a prescribed member; and a black oxide film having a mesh-shaped crack is formed on at least one surface of a fitting surface of the firm ring and a side face of the firm ring, the fitting surface facing the prescribed member in a radial direction of the rolling bearing, the side face making contact with the prescribed member in an axial direction of the rolling bearing.
    Type: Grant
    Filed: December 10, 2018
    Date of Patent: December 31, 2019
    Assignee: JTEKT CORPORATION
    Inventors: Daisuke Yamashita, Yasuhiko Ishii, Takahiro Koyanagi, Masahide Izumi, Masayoshi Kouno
  • Publication number: 20190288021
    Abstract: An imaging device includes: a semiconductor substrate; photoelectric converters which are disposed in the semiconductor substrate; a wiring layer disposed on or above the semiconductor substrate; and at least one capacitor disposed in the wiring layer. The at least one capacitor includes a first electrode, a second electrode, and a dielectric layer disposed between the first electrode and the second electrode. At least part of the dielectric layer has a trench shape disposed between two adjacent photoelectric converters out of the photoelectric converters in plan view. At least one electrode selected from the group consisting of the first electrode and the second electrode has light-shielding properties.
    Type: Application
    Filed: February 19, 2019
    Publication date: September 19, 2019
    Inventors: TAKAHIRO KOYANAGI, YUUKO TOMEKAWA, HIROYUKI AMIKAWA, YASUYUKI ENDOH
  • Publication number: 20190288018
    Abstract: An imaging device includes: a semiconductor substrate; a first photoelectric converter which is disposed in the semiconductor substrate; a second photoelectric converter different from the first photoelectric converter, which is disposed in the semiconductor substrate; a wiring layer disposed on or above the semiconductor substrate; and a capacitor which is disposed in the wiring layer and surrounds the first photoelectric converter in plan view. The capacitor includes a first electrode, a second electrode, and a dielectric layer disposed between the first electrode and the second electrode. The first electrode is connected to one of the first photoelectric converter and the second photoelectric converter.
    Type: Application
    Filed: February 19, 2019
    Publication date: September 19, 2019
    Inventors: YUUKO TOMEKAWA, TAKAHIRO KOYANAGI, HIROYUKI AMIKAWA, YASUYUKI ENDOH
  • Publication number: 20190252488
    Abstract: A capacitor includes a first electrode; a second electrode facing the first electrode; and a dielectric layer which is disposed between the first electrode and the second electrode and which is in contact with the first electrode. The first electrode includes a first portion including an interface between the first electrode and the dielectric layer, the dielectric layer includes a second portion including the interface, and the first portion and the second portion each contain silicon. A concentration distribution of the silicon along a thickness direction of the first portion and the second portion includes a convex portion intersecting the interface.
    Type: Application
    Filed: January 28, 2019
    Publication date: August 15, 2019
    Inventors: TAKAHIRO KOYANAGI, YUUKO TOMEKAWA, TAKESHI HARADA, YOSHIO KAWASHIMA
  • Publication number: 20190209109
    Abstract: An accommodation apparatus that accommodates a radiation imaging apparatus, the accommodation apparatus comprising: an accommodation unit including a bottom surface, a first wall surface adjacent to the bottom surface, and a second wall surface adjacent to the bottom surface and provided at a position facing the first wall surface, wherein the length in a horizontal direction of the first wall surface adjacent to the bottom surface and the length in the horizontal direction of the second wall surface adjacent to the bottom surface are different.
    Type: Application
    Filed: March 13, 2019
    Publication date: July 11, 2019
    Inventors: Takahiro Koyanagi, Hiroto Kondo, Masaaki Kobayashi, Youjirou Hiratsuka, Takaaki Gonda
  • Publication number: 20190195275
    Abstract: A rolling bearing includes: an inner ring; an outer ring; and a plurality of rolling elements provided between the inner ring and the outer ring, wherein: one of the inner ring and the outer ring is a rotating ring; the other one of the inner ring and the outer ring is a firm ring; the firm ring is attached to a prescribed member; and a black oxide film having a mesh-shaped crack is formed on at least one surface of a fitting surface of the firm ring and a side face of the firm ring, the fitting surface facing the prescribed member in a radial direction of the rolling bearing, the side face making contact with the prescribed member in an axial direction of the rolling bearing.
    Type: Application
    Filed: December 10, 2018
    Publication date: June 27, 2019
    Applicant: JTEKT CORPORATION
    Inventors: Daisuke YAMASHITA, Yasuhiko ISHII, Takahiro KOYANAGI, Masahide IZUMI, Masayoshi KOUNO
  • Patent number: 10271805
    Abstract: An accommodation apparatus that accommodates a radiation imaging apparatus, the accommodation apparatus comprising: an accommodation unit including a bottom surface, a first wall surface adjacent to the bottom surface, and a second wall surface adjacent to the bottom surface and provided at a position facing the first wall surface, wherein the length in a horizontal direction of the first wall surface adjacent to the bottom surface and the length in the horizontal direction of the second wall surface adjacent to the bottom surface are different.
    Type: Grant
    Filed: October 3, 2016
    Date of Patent: April 30, 2019
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takahiro Koyanagi, Hiroto Kondo, Masaaki Kobayashi, Youjirou Hiratsuka, Takaaki Gonda
  • Publication number: 20190081096
    Abstract: A capacitor includes a first electrode, a second electrode facing the first electrode, and a dielectric layer disposed between the first and second electrodes and being in contact with each of the first and second electrodes. The dielectric layer has a thickness of 10 nm or more. The first electrode contains carbon. At the interface between the dielectric layer and the first electrode, an elemental percentage of carbon is 30 atomic % or less.
    Type: Application
    Filed: August 30, 2018
    Publication date: March 14, 2019
    Inventors: YUUKO TOMEKAWA, TAKAHIRO KOYANAGI, TAKEYOSHI TOKUHARA
  • Publication number: 20190081130
    Abstract: A capacitor includes a first electrode, a second electrode facing the first electrode, and a dielectric layer disposed between the first and second electrodes and being in contact with each of the first and second electrodes. The dielectric layer contains at least one element selected from the group consisting of nitrogen and silicon.
    Type: Application
    Filed: August 23, 2018
    Publication date: March 14, 2019
    Inventors: TAKAHIRO KOYANAGI, YUUKO TOMEKAWA
  • Patent number: 10156641
    Abstract: A radiation image sensing apparatus includes an image sensing, a circuit component, a supporting plate including first and second faces and configured to support the image sensing panel with the first face and support the circuit component with the second face, a connecting portion configured to connect the image sensing panel and the circuit component, and a housing configured to enclose the image sensing panel, the circuit component, the supporting plate and the connecting portion. An outer periphery of the supporting plate includes a concave portion and a projecting portion, and the connecting portion connects the image sensing panel and the circuit component through outside the concave portion. The outer edge of the concave portion is positioned inside an outer edge of the image sensing panel upon orthogonal projection onto the first face.
    Type: Grant
    Filed: February 18, 2016
    Date of Patent: December 18, 2018
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Youjirou Hiratsuka, Takahiro Koyanagi, Hiroto Kondo
  • Patent number: 10126434
    Abstract: A radiation image sensing apparatus includes an image sensing, a circuit component, a supporting plate including first and second faces and configured to support the image sensing panel with the first face and support the circuit component with the second face, a connecting portion configured to connect the image sensing panel and the circuit component, and a housing configured to enclose the image sensing panel, the circuit component, the supporting plate and the connecting portion. An outer periphery of the supporting plate includes a concave portion and a projecting portion, and the connecting portion connects the image sensing panel and the circuit component through outside the concave portion. The outer edge of the concave portion is positioned inside an outer edge of the image sensing panel upon orthogonal projection onto the first face.
    Type: Grant
    Filed: February 18, 2016
    Date of Patent: November 13, 2018
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Youjirou Hiratsuka, Takahiro Koyanagi, Hiroto Kondo
  • Publication number: 20180092618
    Abstract: A radiographic imaging apparatus includes a sensor panel, a sound emitting member that provides notification of a state via sound, a casing that contains the sensor panel and the sound emitting member, where the casing includes a first sound transmission hole and a sound transmission member that covers the first sound transmission hole, where the sound transmission member includes a second sound transmission hole with a smaller diameter than a diameter of the first sound transmission hole. The radiographic imaging apparatus includes a detection unit that detects information related to an installed state of the radiographic imaging apparatus and a control unit that controls a volume of the emitted sound based on the detected information.
    Type: Application
    Filed: September 28, 2017
    Publication date: April 5, 2018
    Inventors: Motoki Tagawa, Takahiro Koyanagi, Youjirou Hiratsuka, Satoru Omura, Katsushi Kato