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: 20230170681
    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 fixing portion body; and a fitting that is assembled to the fixing portion body, the fixing portion body has: an insertion hole through which the bolt is to be inserted; and a fitting hole that communicates with the insertion hole and into which the fitting is fitted, the insertion hole has a first engagement that engages a thread of the bolt in an axial direction, and the fitting has a second engagement that engages the thread of the bolt in the axial direction.
    Type: Application
    Filed: November 18, 2022
    Publication date: June 1, 2023
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta SAITO, Katsutoshi IZAWA, Kosuke TANAKA
  • Publication number: 20230166675
    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: Application
    Filed: November 18, 2022
    Publication date: June 1, 2023
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta SAITO, Katsutoshi IZAWA, Kosuke TANAKA
  • Publication number: 20230166667
    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: Application
    Filed: November 17, 2022
    Publication date: June 1, 2023
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta SAITO, Katsutoshi IZAWA, Kosuke TANAKA
  • Publication number: 20230133401
    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: Application
    Filed: October 26, 2022
    Publication date: May 4, 2023
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Kosuke TANAKA, Ryuta SAITO, Katsutoshi IZAWA
  • Publication number: 20230131546
    Abstract: A clamp including: a holding implement that holds an outer tube the outer tube being cylindrical and surrounding an outer circumference of a wire; and a fixing implement that is linked to the holding implement and is fixed to a fixing target part, wherein: the holding implement is a separate component from the fixing implement, the holding implement includes a holding part that holds the outer tube, and a first linking part, and the fixing implement includes a fixing part fixed to the fixing target part, and a second linking part linked to the first linking part.
    Type: Application
    Filed: October 4, 2022
    Publication date: April 27, 2023
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta SAITO, Katsutoshi IZAWA, Kosuke TANAKA
  • Publication number: 20230126857
    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: Application
    Filed: October 4, 2022
    Publication date: April 27, 2023
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta SAITO, Katsutoshi IZAWA, Kosuke TANAKA
  • Publication number: 20230120271
    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 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 an attachment attached to an outer circumference of a portion in a lengthwise direction of the path restricting cover.
    Type: Application
    Filed: September 29, 2022
    Publication date: April 20, 2023
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta SAITO, Katsutoshi IZAWA, Kosuke TANAKA
  • Publication number: 20230096348
    Abstract: A wire harness including: a wire harness main body that includes an electric wire and an exterior tube that encloses an outer circumferential surface of the electric wire; a path restricting member that is attached to an outer circumferential surface of the exterior tube and restricts a path of the wire harness main body; and a move restricting member that is attached to the outer circumferential surface of the exterior tube and restricts the path restricting member from moving in a lengthwise direction of the exterior tube relative to the exterior tube,
    Type: Application
    Filed: September 21, 2022
    Publication date: March 30, 2023
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta SAITO, Katsutoshi IZAWA, Kosuke TANAKA
  • Publication number: 20230102530
    Abstract: A wire harness including: a wire harness main body that includes an electric wire and an exterior tube that encloses an outer circumferential surface of the electric wire; a path restricting member that is attached to an outer circumferential surface of the exterior tube and restricts a path of the wire harness main body; and an attaching member that is attached to an outer circumferential surface of a portion of the path restricting member in a lengthwise direction of the path restricting member.
    Type: Application
    Filed: September 21, 2022
    Publication date: March 30, 2023
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta SAITO, Katsutoshi IZAWA, Kosuke TANAKA
  • Publication number: 20230099209
    Abstract: A wire harness including a wire harness main body that includes an electric wire and an exterior tube that encloses an outer circumferential surface of the electric wire; a path restricting member that is attached to an outer circumferential surface of the exterior tube and restricts a path of the wire harness main body; and an attaching member that is attached to an outer circumferential surface of a connecting portion of the path restricting member.
    Type: Application
    Filed: September 21, 2022
    Publication date: March 30, 2023
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Ryuta SAITO, Katsutoshi IZAWA, Kosuke TANAKA
  • Publication number: 20230092669
    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: Application
    Filed: February 17, 2021
    Publication date: March 23, 2023
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventor: Katsutoshi IZAWA
  • Publication number: 20220166153
    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: Application
    Filed: January 6, 2020
    Publication date: May 26, 2022
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Katsutoshi IZAWA, Masashi HAYASHI
  • Patent number: 11075470
    Abstract: A wire harness that includes a first wire and a second wire each including a core wire and a covering material that covers the core wire; and a tube, wherein: the tube covers a connection between the core wire of the first wire and the core wire of the second wire, each of the covering materials contains a cross-linked polyethylene, the tube contains a cross-linked polyethylene, the tube and each of the covering materials are directly joined, and a tensile shear strength between the tube and each of the covering materials is 350 kPa or more.
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: July 27, 2021
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Kazuo Nakashima, Hironobu Rachi, Katsutoshi Izawa, Ryo Kuroishi, Takashi Adachi
  • Patent number: 10897096
    Abstract: A wire harness that includes a connector in which a connection end of a single-core wire electrical cable and a connection end of a twisted wire electrical cable are welded to each other and are covered by a heat shrinkable tube, wherein the connector includes a separator between the connection end of the twisted wire electrical cable and the heat shrinkable tube, the separator being made of metal and being configured to separate the connection end of the twisted wire electrical cable from the heat shrinkable tube.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: January 19, 2021
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Katsutoshi Izawa, Naoto Tsukimori
  • Patent number: 10847282
    Abstract: A wire harness includes a plurality of electric wires, a plurality of flexible and conductive tubular individual shields individually covering and electromagnetically shielding the plurality of electric wires, a flexible and conductive tubular collective shield collectively covering and electromagnetically shielding at least portions of the plurality of electric wires that are not covered by the individual shields, and a connector configured to electrically connect the collective shield and the plurality of individual shields to each other in a state in which the collective shield and the plurality of individual shields overlap each other.
    Type: Grant
    Filed: February 15, 2018
    Date of Patent: November 24, 2020
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventor: Katsutoshi Izawa
  • Publication number: 20200313318
    Abstract: A wire harness that includes a first wire and a second wire each including a core wire and a covering material that covers the core wire; and a tube, wherein: the tube covers a connection between the core wire of the first wire and the core wire of the second wire, each of the covering materials contains a cross-linked polyethylene, the tube contains a cross-linked polyethylene, the tube and each of the covering materials are directly joined, and a tensile shear strength between the tube and each of the covering materials is 350 kPa or more.
    Type: Application
    Filed: March 10, 2020
    Publication date: October 1, 2020
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Kazuo NAKASHIMA, Hironobu RACHI, Katsutoshi IZAWA, Ryo KUROISHI, Takashi ADACHI
  • Patent number: 10703305
    Abstract: A wire harness that includes a plurality of electrical wires; a relay connector provided with a common single tube having conductivity and through which the plurality of electrical wires are inserted; a plurality of braids respectively covering the plurality of electrical wires; and a coupler that couples the plurality of braids to the common single tube, in a state where ends of the plurality of braids are stacked in a layered manner around an entire circumference of the common single tube in a circumferential direction, wherein insertion holes that guide the plurality of electrical wires inside all of the braids are formed in the ends of the braids, and the plurality of electrical wires are electrically connected inside the relay connector.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: July 7, 2020
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventor: Katsutoshi Izawa
  • Publication number: 20200112109
    Abstract: A wire harness that includes a connector in which a connection end of a single-core wire electrical cable and a connection end of a twisted wire electrical cable are welded to each other and are covered by a heat shrinkable tube, wherein the connector includes a separator between the connection end of the twisted wire electrical cable and the heat shrinkable tube, the separator being made of metal and being configured to separate the connection end of the twisted wire electrical cable from the heat shrinkable tube.
    Type: Application
    Filed: December 4, 2017
    Publication date: April 9, 2020
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Katsutoshi IZAWA, Naoto TSUKIMORI
  • Publication number: 20200058418
    Abstract: A wire harness includes a plurality of electric wires, a plurality of flexible and conductive tubular individual shields individually covering and electromagnetically shielding the plurality of electric wires, a flexible and conductive tubular collective shield collectively covering and electromagnetically shielding at least portions of the plurality of electric wires that are not covered by the individual shields, and a connector configured to electrically connect the collective shield and the plurality of individual shields to each other in a state in which the collective shield and the plurality of individual shields overlap each other.
    Type: Application
    Filed: February 15, 2018
    Publication date: February 20, 2020
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventor: Katsutoshi IZAWA
  • Publication number: 20190329724
    Abstract: A wire harness that includes a plurality of electrical wires; a relay connector provided with a common single tube having conductivity and through which the plurality of electrical wires are inserted; a plurality of braids respectively covering the plurality of electrical wires; and a coupler that couples the plurality of braids to the common single tube, in a state where ends of the plurality of braids are stacked in a layered manner around an entire circumference of the common single tube in a circumferential direction, wherein insertion holes that guide the plurality of electrical wires inside all of the braids are formed in the ends of the braids, and the plurality of electrical wires are electrically connected inside the relay connector.
    Type: Application
    Filed: January 12, 2018
    Publication date: October 31, 2019
    Applicant: SUMITOMO WIRING SYSTEMS, LTD.
    Inventor: Katsutoshi IZAWA