Patents by Inventor Takami SAGISAKA

Takami SAGISAKA 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: 11295875
    Abstract: An insulated electric cable including: two first core wires, each of the two first core wires including: a first conductor; and a first insulating layer covering the first conductor; and two second core wires, each of the two second core wires including: a second conductor having a cross-sectional area smaller than that of the first conductor; and a second insulating layer covering the second conductor; wherein the two second core wires are mutually stranded to form a subunit, and wherein one of the two first core wires, another of the two first core wires, and the subunit are mutually stranded and are in contact with each other to form a core member.
    Type: Grant
    Filed: November 16, 2020
    Date of Patent: April 5, 2022
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Satoshi Hashimoto, Yuji Ochi, Masayuki Ishikawa, Takami Sagisaka, Takaya Kohori
  • Publication number: 20210065931
    Abstract: An insulated electric cable including: two first core wires, each of the two first core wires including: a first conductor; and a first insulating layer covering the first conductor; and two second core wires, each of the two second core wires including: a second conductor having a cross-sectional area smaller than that of the first conductor; and a second insulating layer covering the second conductor; wherein the two second core wires are mutually stranded to form a subunit, and wherein one of the two first core wires, another of the two first core wires, and the subunit are mutually stranded and are in contact with each other to form a core member.
    Type: Application
    Filed: November 16, 2020
    Publication date: March 4, 2021
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Satoshi HASHIMOTO, Yuji OCHI, Masayuki ISHIKAWA, Takami SAGISAKA, Takaya KOHORI
  • Patent number: 10861621
    Abstract: An insulated electric cable 10 has a core member I formed by stranding a plurality of core wires 4, each of the core wires 4 including a conductor 5 and an insulating layer 6 covering the conductor 5, an inner sheath 7 covering the core member I, an outer sheath 8 covering the inner sheath 7, and a paper tape 2 disposed between the core member I and the inner sheath 7 in a state that it is wrapped around the core member I, in which the outer sheath 8 is formed by a flame-retardant polyurethane resin, and a cross-sectional area of each of conductors 5 is within 0.18-3.0 mm2.
    Type: Grant
    Filed: September 17, 2019
    Date of Patent: December 8, 2020
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Satoshi Hashimoto, Yuji Ochi, Masayuki Ishikawa, Takami Sagisaka, Takaya Kohori
  • Publication number: 20200013525
    Abstract: An insulated electric cable 10 has a core member 1 formed by stranding a plurality of core wires 4, each of the core wires 4 including a conductor 5 and an insulating layer 6 covering the conductor 5, an inner sheath 7 covering the core member I, an outer sheath 8 covering the inner sheath 7, and a paper tape 2 disposed between the core member I and the inner sheath 7 in a state that it is wrapped around the core member I, in which the outer sheath 8 is formed by a flame-retardant polyurethane resin, and a cross-sectional area of each of conductors 5 is within 0.18-3.
    Type: Application
    Filed: September 17, 2019
    Publication date: January 9, 2020
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Satoshi HASHIMOTO, Yuji OCHI, Masayuki ISHIKAWA, Takami SAGISAKA, Takaya KOHORI
  • Patent number: 10468157
    Abstract: An insulated electric cable 10 has a core member 1 formed by stranding a plurality of core wires 4, each of the core wires 4 including a conductor 5 and an insulating layer 6 covering the conductor 5, an inner sheath 7 covering the core member 1, an outer sheath 8 covering the inner sheath 7, and a paper tape 2 disposed between the core member 1 and the inner sheath 7 in a state that it is wrapped around the core member 1, in which the outer sheath 8 is formed by a flame-retardant polyurethane resin, and a cross-sectional area of each of conductors 5 is within 0.18-3.0 mm2.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: November 5, 2019
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Satoshi Hashimoto, Yuji Ochi, Masayuki Ishikawa, Takami Sagisaka, Takaya Kohori
  • Publication number: 20190115123
    Abstract: An insulated electric cable 10 has a core member 1 formed by stranding a plurality of core wires 4, each of the core wires 4 including a conductor 5 and an insulating layer 6 covering the conductor 5, an inner sheath 7 covering the core member 1, an outer sheath 8 covering the inner sheath 7, and a paper tape 2 disposed between the core member 1 and the inner sheath 7 in a state that it is wrapped around the core member 1, in which the outer sheath 8 is formed by a flame-retardant polyurethane resin, and a cross-sectional area of each of conductors 5 is within 0.18-3.0 mm2.
    Type: Application
    Filed: November 2, 2018
    Publication date: April 18, 2019
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Satoshi HASHIMOTO, Yuji OCHI, Masayuki ISHIKAWA, Takami SAGISAKA, Takaya KOHORI
  • Patent number: 10262774
    Abstract: An insulated electric cable 10 has a core member 1 formed by stranding a plurality of core wires 4, each of the core wires 4 including a conductor 5 and an insulating layer 6 covering the conductor 5, an inner sheath 7 covering the core member 1, an outer sheath 8 covering the inner sheath 7, and a paper tape 2 disposed between the core member 1 and the inner sheath 7 in a state that it is wrapped around the core member 1, in which the outer sheath 8 is formed by a flame-retardant polyurethane resin, and a cross-sectional area of each of conductors 5 is within 0.18-3.0 mm2.
    Type: Grant
    Filed: September 25, 2017
    Date of Patent: April 16, 2019
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Satoshi Hashimoto, Yuji Ochi, Masayuki Ishikawa, Takami Sagisaka, Takaya Kohori
  • Patent number: 9905338
    Abstract: An insulated electric cable 10 has a core member 1 formed by stranding a plurality of core wires 4, each of the core wires 4 including a conductor 5 and an insulating layer 6 covering the conductor 5, an inner sheath 7 covering the core member 1, an outer sheath 8 covering the inner sheath 7, and a paper tape 2 disposed between the core member 1 and the inner sheath 7 in a state that it is wrapped around the core member 1, in which the outer sheath 8 is formed by a flame-retardant polyurethane resin, and a cross-sectional area of each of conductors 5 is within 0.18-3.0 mm2.
    Type: Grant
    Filed: April 29, 2014
    Date of Patent: February 27, 2018
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Satoshi Hashimoto, Yuji Ochi, Masayuki Ishikawa, Takami Sagisaka, Takaya Kohori
  • Publication number: 20180025808
    Abstract: An insulated electric cable 10 has a core member 1 formed by stranding a plurality of core wires 4, each of the core wires 4 including a conductor 5 and an insulating layer 6 covering the conductor 5, an inner sheath 7 covering the core member 1, an outer sheath 8 covering the inner sheath 7, and a paper tape 2 disposed between the core member 1 and the inner sheath 7 in a state that it is wrapped around the core member 1, in which the outer sheath 8 is formed by a flame-retardant polyurethane resin, and a cross-sectional area of each of conductors 5 is within 0.18-3.0 mm2.
    Type: Application
    Filed: September 25, 2017
    Publication date: January 25, 2018
    Inventors: Satoshi HASHIMOTO, Yuji OCHI, Masayuki ISHIKAWA, Takami SAGISAKA, Takaya KOHORI
  • Patent number: 9805843
    Abstract: An insulated electric cable 10 has a core member 1 formed by stranding a plurality of core wires 4, each of the core wires 4 including a conductor 5 and an insulating layer 6 covering the conductor 5, an inner sheath 7 covering the core member 1, an outer sheath 8 covering the inner sheath 7, and a paper tape 2 disposed between the core member 1 and the inner sheath 7 in a state that it is wrapped around the core member 1, in which the outer sheath 8 is formed by a flame-retardant polyurethane resin, and a cross-sectional area of each of conductors 5 is within 0.18-3.0 mm2.
    Type: Grant
    Filed: April 29, 2014
    Date of Patent: October 31, 2017
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Satoshi Hashimoto, Yuji Ochi, Masayuki Ishikawa, Takami Sagisaka, Takaya Kohori
  • Patent number: 9412497
    Abstract: An object of the invention is to provide a cable capable of matching exposed dimensions of conductors with a predetermined dimension to perform good processing at the time of distal end processing. In a cable (10) in which a pair of insulated wires (1) each of which is formed by covering a conductor (4) with an insulator (5) is mutually stranded and a periphery of these stranded insulated wires (1) is covered with a sheath (6) made of an inner sheath (2) and an outer sheath (3), the conductor (4) is formed by assembling a plurality of stranded wires (4a) each of which is formed by wholly stranding a plurality of wires (4b), and by further wholly stranding the stranded wires (4a).
    Type: Grant
    Filed: January 18, 2013
    Date of Patent: August 9, 2016
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Satoshi Hashimoto, Yuji Ochi, Takaya Kohori, Takami Sagisaka, Yuhei Mayama
  • Publication number: 20150144375
    Abstract: An object of the invention is to provide a cable capable of matching exposed dimensions of conductors with a predetermined dimension to perform good processing at the time of distal end processing. In a cable (10) in which a pair of insulated wires (1) each of which is formed by covering a conductor (4) with an insulator (5) is mutually stranded and a periphery of these stranded insulated wires (1) is covered with a sheath (6) made of an inner sheath (2) and an outer sheath (3), the conductor (4) is formed by assembling a plurality of stranded wires (4a) each of which is formed by wholly stranding a plurality of wires (4b), and by further wholly stranding the stranded wires (4a).
    Type: Application
    Filed: January 18, 2013
    Publication date: May 28, 2015
    Inventors: Satoshi Hashimoto, Yuji Ochi, Takaya Kohori, Takami Sagisaka, Yuhei Mayama
  • Publication number: 20140326480
    Abstract: An insulated electric cable 10 has a core member 1 formed by stranding a plurality of core wires 4, each of the core wires 4 including a conductor 5 and an insulating layer 6 covering the conductor 5, an inner sheath 7 covering the core member 1, an outer sheath 8 covering the inner sheath 7, and a paper tape 2 disposed between the core member 1 and the inner sheath 7 in a state that it is wrapped around the core member 1, in which the outer sheath 8 is formed by a flame-retardant polyurethane resin, and a cross-sectional area of each of conductors 5 is within 0.18-3.0 mm2.
    Type: Application
    Filed: April 29, 2014
    Publication date: November 6, 2014
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Satoshi HASHIMOTO, Yuji OCHI, Masayuki ISHIKAWA, Takami SAGISAKA, Takaya KOHORI