Patents Assigned to Sumitomo Electric
  • METALLIC MATERIAL AND CONNECTION TERMINAL
    Publication number: 20200235510
    Abstract: A metallic material that includes a foundation material; and a surface layer formed on a surface of the foundation material and exposed on an outermost surface, wherein the surface layer contains a precious metal element made of at least one kind selected from the group consisting of Ag, Au, and a platinum group element, and In, and a connection terminal being made of the metallic material, wherein the surface layer is formed on a surface of the foundation material, at least in a contact portion electrically contacting an opposite electrically conductive member.
    Type: Application
    Filed: November 26, 2019
    Publication date: July 23, 2020
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Ryota MIZUTANI, Yoshifumi SAKA, Akihiro KATO
  • METALLIC MATERIAL AND CONNECTION TERMINAL
    Publication number: 20200235511
    Abstract: A metallic material that includes a base material; and a surface layer formed on a surface of the base material and exposed on an outermost surface, wherein the surface layer contains Ag, and In less than the Ag in atomic ratio, and a connection terminal being made of the metallic material, wherein the surface layer is formed on a surface of the base material, at least in a contact portion electrically contacting an opposite electrically conductive member.
    Type: Application
    Filed: November 26, 2019
    Publication date: July 23, 2020
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Akihiro KATO, Yoshifumi SAKA, Ryota MIZUTANI
  • ELECTRIC WIRE CONDUCTOR, COVERED ELECTRIC WIRE, AND WIRING HARNESS
    Publication number: 20200234846
    Abstract: Provided are an electric wire conductor having both flexibility and a space-saving property, a covered electric wire, and a wiring harness containing such an electric wire conductor. The electric wire conductor contains a plurality of elemental wires, and has a flat portion in which a cross-section intersecting an axial direction of the wire strand has a flat shape. Deformation ratios of the elemental wires at peripheral end parts in a width direction are 70% or lower of deformation ratios of the elemental wires at center parts. Further, a covered electric wire contains the electric wire conductor and an insulator covering the electric wire conductor.
    Type: Application
    Filed: April 8, 2020
    Publication date: July 23, 2020
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Hayato OOI, Yasuyuki OTSUKA, Kinji TAGUCHI, Toru TANJI
  • COMPUTER PROGRAM, ESTIMATION DEVICE AND ESTIMATION METHOD FOR VEHICLE SPEED, AND ESTIMATION DEVICE AND ESTIMATION METHOD FOR TRAFFIC CONGESTION TENDENCY
    Publication number: 20200234570
    Abstract: A computer program according to an aspect of the present disclosure is a computer program for causing a computer to function as a vehicle speed estimating device. The program causes the computer to function as a data processing unit executing: an extraction process of extracting a speed transition section which includes a plurality of target points and in which a statistical speed gradually decreases from a speed not lower than a high-speed threshold to a speed not higher than a low-speed threshold; a calculation process of calculating a propagation speed of traffic congestion on the basis of a first speed sequence having, as elements, statistical speeds at the plurality of target points included in the speed transition section; and an estimation process of estimating a vehicle speed in a predetermined section including the speed transition section, on the basis of the propagation speed.
    Type: Application
    Filed: September 28, 2017
    Publication date: July 23, 2020
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Shigeki NISHIMURA, Kentarou TAKAKI, Shoichi TANADA
  • Optical fiber transmission system
    Patent number: 10718897
    Abstract: An object is to provide an optical fiber transmission system that has a structure for effectively reducing inter-mode XT while reducing an increase in processing load in a MIMO configuration. For a transmission line that allows propagation of at least three degenerate spatial mode groups in at least one core or core group, an embodiment of crosstalk reducing means limits input of an optical signal to at least one of spatial mode groups having a transmission loss of 1 dB/km or less, except a spatial mode group having the smallest propagation constant.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: July 21, 2020
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventor: Tetsuya Hayashi
  • Cutting insert
    Patent number: 10717136
    Abstract: The edge portion includes an upper surface, a side surface, and a land surface. The side surface has a front side surface and a pair of lateral side surfaces. An intersection between the land surface and the front side surface forms a front cutting edge. An intersection between the land surface and each of the pair of lateral side surfaces form a corresponding one of a pair of lateral cutting edges. The edge portion contains 80 vol % or more of diamond. A chip breaker recess is provided between the upper surface and the land surface. The surfaces forming the chip breaker recess include a rake face and a breaker wall surface. The upper surface has a front edge portion opposite to the front cutting edge from the chip breaker recess. A pair of protruding portions are provided to extend from the front edge portion toward the front cutting edge.
    Type: Grant
    Filed: March 8, 2017
    Date of Patent: July 21, 2020
    Assignee: Sumitomo Electric Hardmetal Corp.
    Inventors: Kouji Shimanuki, Gaku Harada, Yasuyuki Kanada
  • External connection bus bar holding module and battery connection module
    Patent number: 10720627
    Abstract: An external connection bus bar holding module includes: a first external connection bus bar, a second external connection bus bar, a first protector portion that holds a first electrode connection portion of the first external connection bus bar, a second protector portion that is arranged at an interval from the first protector portion and holds the first external connection portion of the first external connection bus bar, and an intermediate protector portion. The intermediate protector portion is located between the first protector portion and the second protector portion and holds an intermediate portion of the first external connection bus bar between the first protector portion and the second protector portion.
    Type: Grant
    Filed: March 14, 2017
    Date of Patent: July 21, 2020
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Naoki Fukushima, Osamu Nakayama, Katsushi Miyazaki, Seishi Kimura, Mitsutoshi Morita
  • Sealing member with bifurcated annular leg portions and battery using the same
    Patent number: 10720654
    Abstract: A battery is provided which includes at least one pair of cell frames stacked together and each including a frame body and a bipolar plate, the frame body having a manifold serving as a flow path for a battery fluid, the bipolar plate being disposed inside the frame body; a positive electrode and a negative electrode; and a membrane having a through hole corresponding to the manifold. The battery includes a sealing member including an annular base portion and bifurcated annular leg portions. The annular base portion is disposed along an inner periphery of the through hole, and the bifurcated annular leg portions extend from the annular base portion toward the outside of the through hole in such a manner that the membrane is sandwiched therebetween. The sealing member is interposed between the frame bodies stacked together.
    Type: Grant
    Filed: January 11, 2017
    Date of Patent: July 21, 2020
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventor: Hiroyuki Nakaishi
  • Heat-shrinkable tube fitting jig and method for manufacturing electric wire with heat-shrinkable tube
    Patent number: 10720744
    Abstract: A heat-shrinkable tube fitting jig is used to fit a heat-shrinkable tube onto a terminal-attached electric wire formed by crimping a core wire crimp portion of a terminal onto a core wire of an electric wire. The heat-shrinkable tube fitting jig is provided with a first side abutting plate, a second side abutting plate member, and an electric wire holding portion. Columnar bodies and recessed surfaces, which constitute terminal positioning portions, are provided on the upper surface of the first side abutting plate. A first side end face and a second side end face of the heat-shrinkable tube are abutted against mutually opposing surfaces (a first side abutting surface 40S and a second side abutting surface 44S) of the first side abutting plate and the second side abutting plate.
    Type: Grant
    Filed: March 2, 2016
    Date of Patent: July 21, 2020
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Hiroshi Sudou, Hayato Aoi
  • Method for producing laminated complex, and laminated complex
    Patent number: 10717053
    Abstract: A method for producing a laminated complex according to one embodiment of the present invention is a method for producing a laminated complex that includes a sheet-shaped or tube-shaped porous support and a semipermeable membrane layer stacked on an outer surface of the support, the method including a coating step of coating an outer surface of the support with a semipermeable membrane layer-forming composition in which a fluororesin is dispersed in a solvent; an immersing step of immersing the coated surface of the support in water after the coating step; and a heating step of heating water in which the support is immersed.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: July 21, 2020
    Assignee: SUMITOMO ELECTRIC FINE POLYMER, INC.
    Inventors: Fumihiro Hayashi, Yasuhiko Muroya
  • Cutting tool
    Patent number: 10717134
    Abstract: A cutting tool according to an aspect of the present disclosure includes a shank, a joint, and a cutting portion attached through the joint to the shank. The cutting portion includes a core and a surface portion. The surface portion is disposed around a central axis of the cutting portion to cover an outer circumferential surface of the core. The surface portion includes a cutting edge. The cutting edge is disposed on an outer circumferential surface of the surface portion and formed in a helical shape about the central axis. The surface portion is a composite sintered material including a hard phase formed of a plurality of diamond particles and a plurality of cubic boron nitride particles, and a binder phase forming the remainder.
    Type: Grant
    Filed: November 15, 2016
    Date of Patent: July 21, 2020
    Assignees: Sumitomo Electric Hardmetal Corp., Sumitomo Electric Industries, Ltd.
    Inventors: Yusuke Matsuda, Taisuke Higashi, Satoru Kukino, Takashi Kanda, Katsumi Okamura
  • OPTICAL FIBER CABLE
    Publication number: 20200225432
    Abstract: An optical fiber cable includes: optical fiber units obtained by collecting a plurality of optical fiber ribbons in which a plurality of optical fibers are arranged in parallel; and a slot rod including a plurality of slot grooves formed in a spiral shape in order to store the optical fiber units. The optical fiber units are stranded in a longitudinal direction of the optical fiber cable in a state in which the optical fiber ribbons are not twisted, and the optical fiber units are stored in the longitudinal direction of the optical fiber cable in a state of being untwisted stranding in the slot grooves.
    Type: Application
    Filed: September 20, 2018
    Publication date: July 16, 2020
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Hiroki ISHIKAWA, Fumiaki SATO, Ryoei OKA, Yuki KAWAGUCHI, Sotaro IDA
  • CONNECTOR
    Publication number: 20200227852
    Abstract: A connector includes a connector housing, a female terminal, and a contact. The connector housing includes a contact holder that holds the contact such that the contact can roll in a direction toward a terminal insertion surface and a direction away from the terminal insertion surface. The contact holder includes a restriction wall that restricts movement of the contact, and holds a compression coil spring. Provided that an initial length of the compression coil spring is a length in a state of biasing the contact so as to abut against the restriction wall, a difference between the initial length of the compression coil spring and a close-contact length thereof is larger than half a movement distance from an insertion start position at which a male terminal abuts against the contact abutting against the restriction wall to a position at which insertion of the male terminal is completed.
    Type: Application
    Filed: September 13, 2018
    Publication date: July 16, 2020
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventor: Toru SHIMIZU
  • COIL COMPONENT, CIRCUIT BOARD, AND POWER SUPPLY DEVICE
    Publication number: 20200227200
    Abstract: A coil component used for two-phase transformer coupling includes: a first coil and a second coil; and a magnetic core at which the first coil and the second coil are provided. The magnetic core includes: a first magnetic leg at which the first coil is provided; a second magnetic leg at which the second coil is provided; a central leg portion interposed between the first magnetic leg and the second magnetic leg; a pair of connection portions connecting the first magnetic leg, the central leg portion, and the second magnetic leg in parallel; a main gap interposed in the central leg portion; a first gap interposed in the first magnetic leg; and a second gap interposed in the second magnetic leg. A coupling coefficient between the first coil and the second coil is not less than 0.7.
    Type: Application
    Filed: August 22, 2018
    Publication date: July 16, 2020
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Xiaoguang ZHENG, Kazushi KUSAWAKE, Masayoshi HIROTA
  • Method of Manufacturing Optical Module
    Publication number: 20200227886
    Abstract: An optical module includes a light-forming part configured to form light; and a protective member that includes an output window configured to transmit light from the light-forming part and that is disposed so as to surround the light-forming part. The light-forming part includes a base member; a plurality of semiconductor light-emitting devices mounted on the base member and configured to emit light differing from each other in wavelength; and a filter mounted on the base member and configured to directly receive and coaxially multiplex diverging light from the plurality of semiconductor light-emitting devices.
    Type: Application
    Filed: March 25, 2020
    Publication date: July 16, 2020
    Applicant: Sumitomo Electric Industries, Ltd.
    Inventor: Hiromi NAKANISHI
  • OPTICAL DEVICE AND METHOD FOR MANUFACTURING OPTICAL DEVICE
    Publication number: 20200225408
    Abstract: An embodiment of the invention relates to an optical device which is capable of realizing a secondary nonlinear optical phenomenon. The optical device is a fiber-type optical device which is comprised of glass containing SiO2, and includes a core region, a first cladding region, and a second cladding region. At least a part of a glass region configured by the core region and the first cladding region has such a repetition structure that a first section serving as a poled crystal region and a second section serving as an amorphous region are alternately disposed along a longitudinal direction of the optical device.
    Type: Application
    Filed: March 31, 2020
    Publication date: July 16, 2020
    Applicant: Sumitomo Electric Industries, Ltd.
    Inventor: Shigehiro NAGANO
  • SEMICONDUCTOR LAMINATE AND LIGHT-RECEIVING ELEMENT
    Publication number: 20200227576
    Abstract: A semiconductor laminate includes a substrate composed of InP, a first buffer layer composed of InP containing less than 1×1021 cm?3 Sb and disposed on the substrate, and a second buffer layer composed of InGaAs and disposed on the first buffer layer. The first buffer layer includes a first layer that has a higher concentration of Sb than the substrate and that is arranged to include a first main surface which is a main surface of the first buffer layer on the substrate side. The second buffer layer includes a second layer that has a lower concentration of Sb than the first layer and that is arranged to include a second main surface which is a main surface of the second buffer layer on the first buffer layer side.
    Type: Application
    Filed: November 7, 2019
    Publication date: July 16, 2020
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Takuma FUYUKI, Takashi GO, Takashi ISHIZUKA
  • METHOD FOR PRODUCING GLASS FINE PARTICLE DEPOSIT, METHOD FOR PRODUCING GLASS BASE MATERIAL, AND GLASS FINE PARTICLE DEPOSIT
    Publication number: 20200223736
    Abstract: A method for producing a glass fine particle deposit is provided, which arranges a glass synthesis burner and a starting rod in a reaction vessel, and relatively reciprocates the starting rod in an axial direction with respect to the glass synthesis burner so that glass fine particles synthesized by the glass synthesis burner are deposited on the starting rod, in which, as a diameter of the glass fine particle deposit increases, while relatively retracting the glass synthesis burner from the glass fine particle deposit, the method shortens a distance between the glass fine particle deposit and the glass synthesis burner at an end of deposition from that at a start of deposition.
    Type: Application
    Filed: August 28, 2018
    Publication date: July 16, 2020
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Masatoshi HAYAKAWA, Masumi ITO
  • Cooling member and power storage module with same
    Patent number: 10714798
    Abstract: A cooling member includes a sealing member including a first sheet member and a second sheet member connected to each other in a liquid-tightly closed state, a refrigerant enclosed in the sealing member, and an absorbing member disposed in the sealing member and configured to absorb the refrigerant.
    Type: Grant
    Filed: August 23, 2016
    Date of Patent: July 14, 2020
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Hideyuki Kuboki, Hiroki Hirai, Makoto Higashikozono, Hisashi Sawada, Akihisa Hosoe, Tomoharu Takeyama, Yoshiyuki Hirose, Akihiro Nagafuchi, Eiichi Kobayashi
  • Cutting tool
    Patent number: D890827
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: July 21, 2020
    Assignee: Sumitomo Electric Hardmetal Corp.
    Inventors: Hideo Maeno, Yosuke Shimamoto, Takahiro Okuno, Naoki Matsuda