Patents by Inventor Kenichi Hirata

Kenichi Hirata 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: 11974444
    Abstract: There is provided a solid-state image sensor, a solid-state imaging device, an electronic apparatus, and a method of manufacturing a solid-state image sensor capable of improving characteristics. There is provided a solid-state image sensor including a stacked structure that includes a semiconductor substrate, a first photoelectric converter provided above the semiconductor substrate and converting light into charges, and a second photoelectric converter provided above the first photoelectric converter and converting light into charges, where the first photoelectric converter and the second photoelectric converter include a photoelectric conversion stacked structure in which a common electrode, a photoelectric conversion film, and a readout electrode are stacked so that the first photoelectric converter and the second photoelectric converter are in a line-symmetrical relationship with each other with a vertical plane perpendicular to a stacking direction of the stacked structure as an axis of symmetry.
    Type: Grant
    Filed: June 11, 2019
    Date of Patent: April 30, 2024
    Assignees: SONY CORPORATION, SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Hideaki Togashi, Iwao Yagi, Masahiro Joei, Fumihiko Koga, Kenichi Murata, Shintarou Hirata, Yosuke Saito, Akira Furukawa
  • Patent number: 11220110
    Abstract: A recording apparatus comprising a container to store a sheet of recording medium; a conveyer configured to convey the recording medium in the container; a main tank receiving portion configured to receive a main tank for storing liquid; a sub tank configured to store liquid supplied from the main tank; and a recording head including an ejection surface where ejection openings for ejecting liquid supplied from the sub tank are formed. Each of three projected areas which are an area of the main tank receiving portion, an area of the sub tank, and an area of the recording head, each projected to a virtual plane parallel to a surface of the recording medium contained in the container from a first direction orthogonal to the virtual plane, at least partially overlaps a container projected area which is an area of the container projected to the virtual plane from the first direction.
    Type: Grant
    Filed: July 2, 2020
    Date of Patent: January 11, 2022
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Kenichi Hirata, Motohiro Tsuboi
  • Publication number: 20200398574
    Abstract: A recording apparatus comprising a container to store a sheet of recording medium; a conveyer configured to convey the recording medium in the container; a main tank receiving portion configured to receive a main tank for storing liquid; a sub tank configured to store liquid supplied from the main tank; and a recording head including an ejection surface where ejection openings for ejecting liquid supplied from the sub tank are formed. Each of three projected areas which are an area of the main tank receiving portion, an area of the sub tank, and an area of the recording head, each projected to a virtual plane parallel to a surface of the recording medium contained in the container from a first direction orthogonal to the virtual plane, at least partially overlaps a container projected area which is an area of the container projected to the virtual plane from the first direction.
    Type: Application
    Filed: July 2, 2020
    Publication date: December 24, 2020
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Kenichi HIRATA, Motohiro TSUBOI
  • Patent number: 10855123
    Abstract: A rotating electrical machine includes a plurality of core pieces forming a stator core. Each of the core pieces includes contact surfaces on one side end and another side end in a peripheral direction, a tapered protrusion on the contact surface of the one side end, the protrusion including first inclined surfaces outside and inside, and a recess on the contact surface of the other side end, the recess including second inclined surfaces contacting the first inclined surfaces outside and inside to receive the protrusion of adjacent core piece. A cross-sectional shape of the protrusion is a shape such that, inside a circle centered on a first end portion with a distance being a radius between a second end portion located on an opposite side of the first end portion and the first end portion, at least a part of the first inclined surfaces contact the second inclined surfaces.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: December 1, 2020
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Takeo Suzuki, Motomichi Ohto, Kenichi Hirata, Hiroki Takamura, Yosuke Shirozu, Yuta Matsunami
  • Patent number: 10855120
    Abstract: A rotating electrical machine includes a frame, and a stator core fixed to an inner peripheral surface of the frame and including a plurality of split cores disposed in a peripheral direction. Each of the plurality of split cores includes a groove disposed along an axial direction on a central position in the peripheral direction on an outer peripheral surface of the split core, and a first protrusion disposed on a bottom of the groove and protruding outward in a radial direction.
    Type: Grant
    Filed: August 2, 2018
    Date of Patent: December 1, 2020
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Takeo Suzuki, Kenichi Hirata, Hiroshi Koga, Motomichi Ohto, Yosuke Shirozu
  • Patent number: 10773911
    Abstract: A conveyor comprises a first conveyor roller unit and a side position adjustment mechanism. The side position adjustment mechanism includes a guide member and a position adjustment roller unit. The position adjustment roller unit includes a first position adjustment roller and a second position adjustment roller which holds a sheet-shaped medium with the first position adjustment roller. An angle between a rotational axial line of the first position adjustment roller and a part of a guide face of the guide member which part is on the downstream of an intersection between the rotational axial line of the first position adjustment roller and the guide face is an acute angle. The conveyor further comprises a first support member which supports a first driven roller of the first conveyor roller unit to allow a rotational axial line of the first driven roller to be swingable.
    Type: Grant
    Filed: June 18, 2018
    Date of Patent: September 15, 2020
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventor: Kenichi Hirata
  • Patent number: 10752007
    Abstract: A supply apparatus includes: a tank in which a liquid supply section is formed, the liquid supply section having a liquid storage chamber, an inlet for supplying liquid to the liquid storage chamber, and a liquid flow path, the liquid storage chamber being demarcated by first surfaces facing in a first direction, a second surface joining the first surfaces, and a third surface separated from the second surface in a second direction orthogonal to the first direction; a holding member holding a part of the tank from one side in the second direction; a coupling member having a coupling section coupled to the liquid supply section of the tank from another side in the second direction to allow flow of the liquid; and a casing supporting at least one of the holding member and the coupling member.
    Type: Grant
    Filed: April 12, 2019
    Date of Patent: August 25, 2020
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Yoshinori Osakabe, Masako Kawagoe, Taichi Shirono, Kenichi Hirata, Hiroshi Taira
  • Patent number: 10723132
    Abstract: A recording apparatus comprising a container to store a sheet of recording medium; a conveyer configured to convey the recording medium in the container; a main tank receiving portion configured to receive a main tank for storing liquid; a sub tank configured to store liquid supplied from the main tank; and a recording head including an ejection surface where ejection openings for ejecting liquid supplied from the sub tank are formed. Each of three projected areas which are an area of the main tank receiving portion, an area of the sub tank, and an area of the recording head, each projected to a virtual plane parallel to a surface of the recording medium contained in the container from a first direction orthogonal to the virtual plane, at least partially overlaps a container projected area which is an area of the container projected to the virtual plane from the first direction.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: July 28, 2020
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Kenichi Hirata, Motohiro Tsuboi
  • Publication number: 20200189283
    Abstract: A recording apparatus comprising a container to store a sheet of recording medium; a conveyer configured to convey the recording medium in the container; a main tank receiving portion configured to receive a main tank for storing liquid; a sub tank configured to store liquid supplied from the main tank; and a recording head including an ejection surface where ejection openings for ejecting liquid supplied from the sub tank are formed. Each of three projected areas which are an area of the main tank receiving portion, an area of the sub tank, and an area of the recording head, each projected to a virtual plane parallel to a surface of the recording medium contained in the container from a first direction orthogonal to the virtual plane, at least partially overlaps a container projected area which is an area of the container projected to the virtual plane from the first direction.
    Type: Application
    Filed: December 18, 2019
    Publication date: June 18, 2020
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Kenichi HIRATA, Motohiro TSUBOI
  • Patent number: 10647537
    Abstract: A conveying apparatus, including: a conveyor mechanism; a housing; a first tray configured to receive a medium conveyed by the conveyor mechanism; an image reader disposed above the first tray, wherein a first discharge opening for discharging the medium outside the housing is formed in an upper surface of the housing so as not to overlap the image reader when viewed from above, and wherein the conveying apparatus further includes: a switcher for switching a destination of the medium selectively between the first tray and the first discharge opening; and a tray unit removably mountable on the upper surface of the housing and including a first introduction opening opposed to the first discharge opening, a second conveyance path for conveying the medium passed the first discharge opening and the first introduction opening, and at least one second tray for receiving the medium conveyed through the second conveyance path.
    Type: Grant
    Filed: October 5, 2018
    Date of Patent: May 12, 2020
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Kenichi Hirata, Shougo Sato
  • Patent number: 10513123
    Abstract: A recording apparatus comprising a container to store a sheet of recording medium; a conveyer configured to convey the recording medium in the container; a main tank receiving portion configured to receive a main tank for storing liquid; a sub tank configured to store liquid supplied from the main tank; and a recording head including an ejection surface where ejection openings for ejecting liquid supplied from the sub tank are formed. Each of three projected areas which are an area of the main tank receiving portion, an area of the sub tank, and an area of the recording head, each projected to a virtual plane parallel to a surface of the recording medium contained in the container from a first direction orthogonal to the virtual plane, at least partially overlaps a container projected area which is an area of the container projected to the virtual plane from the first direction.
    Type: Grant
    Filed: August 3, 2018
    Date of Patent: December 24, 2019
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Kenichi Hirata, Motohiro Tsuboi
  • Publication number: 20190299623
    Abstract: A supply apparatus includes: a tank in which a liquid supply section is formed, the liquid supply section having a liquid storage chamber, an inlet for supplying liquid to the liquid storage chamber, and a liquid flow path, the liquid storage chamber being demarcated by first surfaces facing in a first direction, a second surface joining the first surfaces, and a third surface separated from the second surface in a second direction orthogonal to the first direction; a holding member holding a part of the tank from one side in the second direction; a coupling member having a coupling section coupled to the liquid supply section of the tank from another side in the second direction to allow flow of the liquid; and a casing supporting at least one of the holding member and the coupling member.
    Type: Application
    Filed: April 12, 2019
    Publication date: October 3, 2019
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Yoshinori OSAKABE, Masako KAWAGOE, Taichi SHIRONO, Kenichi HIRATA, Hiroshi TAIRA
  • Patent number: 10406818
    Abstract: A tank installed in a liquid consuming apparatus includes: a first wall forming a first end of a storage chamber storing a liquid and allowing a user to visually confirm the liquid stored in the storage chamber; a second wall forming a second end of the storage chamber facing the first end of the storage chamber in a first direction; a third wall connected to an upper end of the first wall and having an inlet through which the liquid is supplied to the storage chamber; and an inner wall extending from at least one of inner surfaces of the first and third walls and extending in a direction having a component of an up-down direction. Each of the inner surfaces of the first and third walls includes an offset area different from the inlet in a second direction orthogonal to the first direction and the up-down direction.
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: September 10, 2019
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Kenichi Hirata, Taichi Shirono, Yoshinori Osakabe
  • Publication number: 20190127172
    Abstract: A conveying apparatus, including: a conveyor mechanism; a housing; a first tray configured to receive a medium conveyed by the conveyor mechanism; an image reader disposed above the first tray, wherein a first discharge opening for discharging the medium outside the housing is formed in an upper surface of the housing so as not to overlap the image reader when viewed from above, and wherein the conveying apparatus further includes: a switcher for switching a destination of the medium selectively between the first tray and the first discharge opening; and a tray unit removably mountable on the upper surface of the housing and including a first introduction opening opposed to the first discharge opening, a second conveyance path for conveying the medium passed the first discharge opening and the first introduction opening, and at least one second tray for receiving the medium conveyed through the second conveyance path.
    Type: Application
    Filed: October 5, 2018
    Publication date: May 2, 2019
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Kenichi HIRATA, Shougo SATO
  • Patent number: 10259228
    Abstract: A supply apparatus includes: a tank in which a liquid supply section is formed, the liquid supply section having a liquid storage chamber, an inlet for supplying liquid to the liquid storage chamber, and a liquid flow path, the liquid storage chamber being demarcated by first surfaces facing in a first direction, a second surface joining the first surfaces, and a third surface separated from the second surface in a second direction orthogonal to the first direction; a holding member holding a part of the tank from one side in the second direction; a coupling member having a coupling section coupled to the liquid supply section of the tank from another side in the second direction to allow flow of the liquid; and a casing supporting at least one of the holding member and the coupling member.
    Type: Grant
    Filed: June 22, 2017
    Date of Patent: April 16, 2019
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Yoshinori Osakabe, Masako Kawagoe, Taichi Shirono, Kenichi Hirata, Hiroshi Taira
  • Patent number: 10246290
    Abstract: A conveying apparatus includes: receiving trays arranged vertically and has a lowest tray and a first receiving tray; a conveying mechanism; a supporter supporting the receiving trays; and a swing mechanism configured to swing the first receiving tray with respect to the supporter to one of a receiving position at which the first receiving tray receives a medium and an upper position. The swing mechanism is configured to: keep the first receiving tray at the upper position when a first external force directed in a direction in which the first receiving tray is moved from the upper position toward the receiving position is not applied to the first receiving tray located at the upper position; and swing the first receiving tray with respect to the supporter toward the receiving position when the first external force is applied to the first receiving tray.
    Type: Grant
    Filed: February 22, 2017
    Date of Patent: April 2, 2019
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Kenichi Hirata, Masayuki Okumura, Tadanobu Chikamoto
  • Publication number: 20190047808
    Abstract: A conveyor comprises a first conveyor roller unit and a side position adjustment mechanism. The side position adjustment mechanism includes a guide member and a position adjustment roller unit. The position adjustment roller unit includes a first position adjustment roller and a second position adjustment roller which holds a sheet-shaped medium with the first position adjustment roller. An angle between a rotational axial line of the first position adjustment roller and a part of a guide face of the guide member which part is on the downstream of an intersection between the rotational axial line of the first position adjustment roller and the guide face is an acute angle. The conveyor further comprises a first support member which supports a first driven roller of the first conveyor roller unit to allow a rotational axial line of the first driven roller to be swingable.
    Type: Application
    Filed: June 18, 2018
    Publication date: February 14, 2019
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventor: Kenichi HIRATA
  • Publication number: 20190030901
    Abstract: A recording apparatus comprising a container to store a sheet of recording medium; a conveyer configured to convey the recording medium in the container; a main tank receiving portion configured to receive a main tank for storing liquid; a sub tank configured to store liquid supplied from the main tank; and a recording head including an ejection surface where ejection openings for ejecting liquid supplied from the sub tank are formed. Each of three projected areas which are an area of the main tank receiving portion, an area of the sub tank, and an area of the recording head, each projected to a virtual plane parallel to a surface of the recording medium contained in the container from a first direction orthogonal to the virtual plane, at least partially overlaps a container projected area which is an area of the container projected to the virtual plane from the first direction.
    Type: Application
    Filed: August 3, 2018
    Publication date: January 31, 2019
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Kenichi Hirata, Motohiro Tsuboi
  • Publication number: 20190013706
    Abstract: A rotating electrical machine includes a plurality of core pieces forming a stator core. Each of the core pieces includes contact surfaces on one side end and another side end in a peripheral direction, a tapered protrusion on the contact surface of the one side end, the protrusion including first inclined surfaces outside and inside, and a recess on the contact surface of the other side end, the recess including second inclined surfaces contacting the first inclined surfaces outside and inside to receive the protrusion of adjacent core piece. A cross-sectional shape of the protrusion is a shape such that, inside a circle centered on a first end portion with a distance being a radius between a second end portion located on an opposite side of the first end portion and the first end portion, at least a part of the first inclined surfaces contact the second inclined surfaces.
    Type: Application
    Filed: September 14, 2018
    Publication date: January 10, 2019
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Takeo SUZUKI, Motomichi OHTO, Kenichi HIRATA, Hiroki TAKAMURA, Yosuke SHIROZU, Yuta MATSUNAMI
  • Publication number: 20180342913
    Abstract: A rotating electrical machine includes a frame, and a stator core fixed to an inner peripheral surface of the frame and including a plurality of split cores disposed in a peripheral direction. Each of the plurality of split cores includes a groove disposed along an axial direction on a central position in the peripheral direction on an outer peripheral surface of the split core, and a first protrusion disposed on a bottom of the groove and protruding outward in a radial direction.
    Type: Application
    Filed: August 2, 2018
    Publication date: November 29, 2018
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Takeo SUZUKI, Kenichi HIRATA, Hiroshi KOGA, Motomichi OHTO, Yosuke SHIROZU