Patents by Inventor Katsutoshi Izawa

Katsutoshi Izawa 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: 20240375598
    Abstract: A wire harness including: a wire; an exterior tube that is tubular and covers an outer circumference of the wire; and a first route restrictor that is attached to an outer circumference of the exterior tube, and is configured to restrict a route of the exterior tube, wherein: the exterior tube includes a linear portion, and a corrugated portion that is continuous from the linear portion, the corrugated portion has a higher bendability than the linear portion, and the first route restrictor is attached to the corrugated portion.
    Type: Application
    Filed: December 6, 2021
    Publication date: November 14, 2024
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Katsutoshi IZAWA, Kosuke TANAKA, Ryuta SAITO
  • Publication number: 20240372345
    Abstract: A wire harness including: a wire; an exterior tube that is tubular and covers an outer circumference of the wire; and a route restrictor that is attached to an outer circumference of the exterior tube, and is configured to restrict a route of the exterior tube, wherein: the exterior tube includes a linear portion, and a corrugated portion that is continuous from the linear portion, the corrugated portion has a higher bendability than the linear portion, and the route restrictor is attached to the linear portion.
    Type: Application
    Filed: November 30, 2021
    Publication date: November 7, 2024
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Katsutoshi IZAWA, Kosuke TANAKA, Ryuta SAITO
  • Patent number: 12113322
    Abstract: A wire harness including: a first conductor; a second conductor electrically connected to the first conductor; and a tubular contraction tube that covers a connection between the first conductor and the second conductor, wherein a determination pattern that includes a first determination pattern that allows a first contraction rate in a radial direction of the contraction tube to be determined is printed on an outer circumferential surface of the contraction tube.
    Type: Grant
    Filed: January 6, 2020
    Date of Patent: October 8, 2024
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Katsutoshi Izawa, Masashi Hayashi
  • Patent number: 12108584
    Abstract: A wire harness including: a first wire; a ring-shaped first electromagnetic wave absorber having a first through hole through which the first wire passes; a first restricting member that restricts relative movement of the first electromagnetic wave absorber with respect to the first wire in a length direction of the first wire; a second wire; a ring-shaped second electromagnetic wave absorber having a second through hole through which the second wire passes; and a second restricting member that restricts relative movement of the second electromagnetic wave absorber with respect to the second wire in a length direction of the second wire, wherein the first electromagnetic wave absorber is provided so as to overlap with a portion of the second electromagnetic wave absorber in a plan view from a first central axis direction in which a central axis of the first through hole extends.
    Type: Grant
    Filed: February 17, 2021
    Date of Patent: October 1, 2024
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventor: Katsutoshi Izawa
  • Patent number: 12103476
    Abstract: A wire harness including: a wire harness body having an electric wire and a cover covering a periphery of the electric wire; a first path restrictor attached to a periphery of the cover and restricting a path of the wire harness body; and an attachment attached to a periphery of a portion of the first path restrictor in a lengthwise direction thereof.
    Type: Grant
    Filed: November 17, 2022
    Date of Patent: October 1, 2024
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Kosuke Tanaka, Ryuta Saito, Katsutoshi Izawa
  • Patent number: 12097813
    Abstract: A wire harness, including: an electric wire; and a fixing member for fixing the electric wire to an attachment object, wherein: the fixing member includes a bolt fixed portion that is fixed to a bolt included in the attachment object and a holder for holding the electric wire, the bolt fixed portion includes a fixed portion main body having an insertion hole into which the bolt is inserted and a lock ring fixed to the bolt by locking, in an axial direction, to a threaded portion of the bolt disposed in the insertion hole, the insertion hole includes a movement restrictor for restricting relative movement of the lock ring in the axial direction of the bolt, and the lock ring is configured to be movable in the insertion hole in a direction orthogonal to an axis of the bolt.
    Type: Grant
    Filed: November 18, 2022
    Date of Patent: September 24, 2024
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta Saito, Katsutoshi Izawa, Kosuke Tanaka
  • Publication number: 20240304358
    Abstract: A first wire harness electrically connectable to a second wire harness for electrical connection to an in-vehicle device, the first wire harness including: a first wire including a first core wire and a first insulating coating covering the first core wire; a first terminal attached to an end of the first core wire and configured to be electrically connected to the second wire harness; a first connector housing covering the first core wire, the first insulating coating, and the first terminal; a first exterior ring that is electrically conductive, has a ring-shaped transverse sectional shape, and surrounds the first wire; and a shield that is electrically conductive, has a ring-shaped transverse sectional shape, and is attached to a lengthwise end of the first exterior ring.
    Type: Application
    Filed: February 18, 2022
    Publication date: September 12, 2024
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventor: Katsutoshi IZAWA
  • Patent number: 12043189
    Abstract: A wire harness including: a wire harness body having an electric wire and a first cover covering a periphery of the electric wire; a first path restrictor attached to a periphery of the first cover and restricting a path of the wire harness body; a second path restrictor attached to the periphery of the first cover and restricting the path of the wire harness body; and a fixing member for fixing the second path restrictor to an attachment target.
    Type: Grant
    Filed: November 17, 2022
    Date of Patent: July 23, 2024
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta Saito, Katsutoshi Izawa, Kosuke Tanaka
  • Patent number: 11987190
    Abstract: A wire harness including: a wire harness main body that includes an electric wire and an exterior tube that covers an outer circumferential surface of the electric wire; a first path restrictor that is attached to an outer circumferential surface of the exterior tube and is configured to restrict a path of the wire harness main body; and an attachment that is attached to an outer circumferential surface of a portion of the first path restrictor in a lengthwise direction thereof.
    Type: Grant
    Filed: November 18, 2022
    Date of Patent: May 21, 2024
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta Saito, Katsutoshi Izawa, Kosuke Tanaka
  • Patent number: 11987189
    Abstract: A wire harness including: a wire harness main body including an electric wire and an outer cover covering an outer circumference of the electric wire; a first route regulator that is attached to an outer circumference of the outer cover and regulates a route of the wire harness main body; and an attachment that is attached to a portion of an outer circumference of the first route regulator in a lengthwise direction of the first route regulator.
    Type: Grant
    Filed: November 18, 2022
    Date of Patent: May 21, 2024
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta Saito, Katsutoshi Izawa, Kosuke Tanaka
  • Patent number: 11967808
    Abstract: A wire harness including; a wire harness main body including an electric wire and an outer cover enclosing an outer circumference of the electric wire; a route-regulating cover that is attached to an outer circumference of the outer cover and regulates a route of the wire harness main body; and an attachment attached to an outer circumference of a portion in a lengthwise direction of the route-regulating cover.
    Type: Grant
    Filed: October 26, 2022
    Date of Patent: April 23, 2024
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Kosuke Tanaka, Ryuta Saito, Katsutoshi Izawa
  • Patent number: 11967809
    Abstract: A wire harness including: a wire harness body that includes an electric wire and an outer sheath configured to cover an outer circumference of the electric wire; a first route regulator that is to be attached to an outer circumference of the outer sheath and is configured to regulate a route of the wire harness body; and a fixing member configured to fix the first route regulator to an attachment target.
    Type: Grant
    Filed: November 17, 2022
    Date of Patent: April 23, 2024
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta Saito, Katsutoshi Izawa, Kosuke Tanaka
  • Publication number: 20240123919
    Abstract: A compound wire harness for installation in a vehicle, the compound wire harness including: a first wire harness; and a second wire harness configured to be electrically connected to an in-vehicle device and electrically connected to the first wire harness, wherein: the first exterior ring and the shield have a higher rigidity than the second exterior ring, the first connector housing is surrounded by the first exterior ring and the shield, and the shield is inseparably integrated with the shield shell.
    Type: Application
    Filed: February 18, 2022
    Publication date: April 18, 2024
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventor: Katsutoshi IZAWA
  • Patent number: 11919458
    Abstract: A wire harness including: an electrical wire; and a fixing member that fixes the electrical wire to an attachment target, wherein: the fixing member has: a bolt fixing portion to be fixed to a bolt of the attachment target; and a holder that holds the electrical wire, the bolt fixing portion includes: a side surface that opposes the attachment target; a bolt insertion opening provided in the side surface and into which the bolt is to be inserted; an engagement that engages, in an axial direction, the bolt inserted into the bolt fixing portion through the bolt insertion opening; and a biasing part that is provided on the side surface and comes into contact with the attachment target.
    Type: Grant
    Filed: November 18, 2022
    Date of Patent: March 5, 2024
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta Saito, Katsutoshi Izawa, Kosuke Tanaka
  • Patent number: 11919459
    Abstract: A wire harness including: a wire harness main body that includes an electric wire, an exterior tube that covers an outer circumferential surface of the electric wire, and a first path restrictor that is attached to an outer circumferential surface of the exterior tube and is configured to restrict a path of the exterior tube; and an attachment that is attached to an outer circumferential surface of a portion of the first path restrictor in a lengthwise direction thereof.
    Type: Grant
    Filed: November 23, 2022
    Date of Patent: March 5, 2024
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta Saito, Katsutoshi Izawa, Kosuke Tanaka
  • Patent number: 11912215
    Abstract: A wire harness including: a wire harness main body that includes an electric wire and an exterior tube that covers an outer circumferential surface of the electric wire; a first path restrictor that is attached to an outer circumferential surface of the exterior tube and is configured to restrict a path of the wire harness main body; and an attachment that is attached to an outer circumferential surface of a portion of the first path restrictor in a lengthwise direction thereof.
    Type: Grant
    Filed: November 18, 2022
    Date of Patent: February 27, 2024
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta Saito, Katsutoshi Izawa, Kosuke Tanaka
  • Publication number: 20240039258
    Abstract: A wire harness including: an electric wire; an exterior tube that covers an outer circumference of the electric wire; and a route regulator that covers part of an outer circumference of the exterior tube in a circumferential direction of the exterior tube and extends in a length direction of the exterior tube, and regulates a wiring route of the electric wire.
    Type: Application
    Filed: July 5, 2021
    Publication date: February 1, 2024
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Katsutoshi IZAWA, Kosuke TANAKA, Ryuta SAITO
  • Publication number: 20230406239
    Abstract: An electrical wire structure including: an electrical wire; an exterior tube covering an outer periphery of the electrical wire; and a path restrictor covering a range spanning more than half of an outer periphery of the exterior tube in a circumferential direction of the exterior tube, extending along a lengthwise direction of the exterior tube, and restricting a path along which the electrical wire is routed.
    Type: Application
    Filed: October 19, 2021
    Publication date: December 21, 2023
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta SAITO, Katsutoshi IZAWA, Kosuke TANAKA, Masashi FUJIKI
  • Publication number: 20230406240
    Abstract: A wire harness that includes: an electrical wire; an exterior tube covering an outer periphery of the wire; a first path restrictor attached on an outer peripheral side of the exterior tube; and a second path restrictor attached on an outer peripheral side of the first path restrictor, wherein the smooth outer surface of the first path restrictor and the smooth inner surface of the second path restrictor form an air layer therebetween.
    Type: Application
    Filed: October 19, 2021
    Publication date: December 21, 2023
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Katsutoshi IZAWA, Kosuke TANAKA, Ryuta SAITO
  • Patent number: 11843233
    Abstract: A wire harness including: a wire harness main body including an electric wire and an exterior tube enclosing an outer circumference of the electric wire; a first path restricting cover that is attached to an outer circumference of the exterior tube and restricts a path of the wire harness main body; and a second path restricting cover that is attached to an outer circumference of the first path restricting cover and restricts the path of the wire harness main body.
    Type: Grant
    Filed: October 4, 2022
    Date of Patent: December 12, 2023
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta Saito, Katsutoshi Izawa, Kosuke Tanaka