Patents by Inventor Misato Kusakari

Misato Kusakari 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: 11810687
    Abstract: An aluminum alloy wire composed of an aluminum alloy, wherein the aluminum alloy contains more than or equal to 0.03 mass % and less than or equal to 1.5 mass % of Mg, more than or equal to 0.02 mass % and less than or equal to 2.0 mass % of Si, and a remainder of Al and an inevitable impurity, Mg/Si being more than or equal to 0.5 and less than or equal to 3.5 in mass ratio, and the aluminum alloy wire has a dynamic friction coefficient of less than or equal to 0.8.
    Type: Grant
    Filed: May 11, 2021
    Date of Patent: November 7, 2023
    Assignees: SUMITOMO ELECTRIC INDUSTRIES, LTD., AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD.
    Inventors: Misato Kusakari, Tetsuya Kuwabara, Yoshihiro Nakai, Taichiro Nishikawa, Yasuyuki Otsuka, Hayato Ooi
  • Patent number: 11682499
    Abstract: An aluminum alloy contains at least 0.03 mass % and at most 1.5 mass % of Mg, at least 0.02 mass % and at most 2.0 mass % of Si, and a remainder composed of Al and an inevitable impurity, a mass ratio Mg/Si being not lower than 0.5 and not higher than 3.5. In a transverse section of the aluminum alloy wire, a rectangular surface-layer void measurement region having a short side of 30 ?m long and a long side of 50 ?m long is taken from a surface-layer region extending by up to 30 ?m in a direction of depth from a surface of the aluminum alloy wire. A total cross-sectional area of voids present in the surface-layer void measurement region is not greater than 2 ?m2.
    Type: Grant
    Filed: March 3, 2022
    Date of Patent: June 20, 2023
    Assignees: Sumitomo Electrical Industries, Ltd., AutoNetworks Technologies, Ltd, Sumitomo Wiring Systems, Ltd.
    Inventors: Misato Kusakari, Tetsuya Kuwabara, Yoshihiro Nakai, Taichiro Nishikawa, Yasuyuki Otsuka, Hayato Ooi
  • Patent number: 11594346
    Abstract: An aluminum alloy contains equal to or more than 0.005 mass % and equal to or less than 2.2 mass % of Fe, and a remainder of Al and an inevitable impurity. In a transverse section of the aluminum alloy wire, a surface-layer void measurement region in a shape of a rectangle having a short side length of 30 ?m and a long side length of 50 ?m is defined within a surface layer region extending from a surface of the aluminum alloy wire by 30 ?m in a depth direction, and a total cross-sectional area of voids in the surface-layer void measurement region is equal to or less than 2 ?m2.
    Type: Grant
    Filed: April 25, 2022
    Date of Patent: February 28, 2023
    Assignees: Sumitomo Electric Industries, Ltd., AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd.
    Inventors: Misato Kusakari, Tetsuya Kuwabara, Yoshihiro Nakai, Taichiro Nishikawa, Yasuyuki Otsuka, Hayato Ooi
  • Publication number: 20220254539
    Abstract: An aluminum alloy contains equal to or more than 0.005 mass % and equal to or less than 2.2 mass % of Fe, and a remainder of Al and an inevitable impurity. In a transverse section of the aluminum alloy wire, a surface-layer void measurement region in a shape of a rectangle having a short side length of 30 ?m and a long side length of 50 ?m is defined within a surface layer region extending from a surface of the aluminum alloy wire by 30 ?m in a depth direction, and a total cross-sectional area of voids in the surface-layer void measurement region is equal to or less than 2 ?m2.
    Type: Application
    Filed: April 25, 2022
    Publication date: August 11, 2022
    Applicants: Sumitomo Electric Industries, Ltd, AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd.
    Inventors: Misato KUSAKARI, Tetsuya KUWABARA, Yoshihiro NAKAI, Taichiro NISHIKAWA, Yasuyuki OTSUKA, Hayato OOI
  • Publication number: 20220189652
    Abstract: An aluminum alloy contains at least 0.03 mass % and at most 1.5 mass % of Mg, at least 0.02 mass % and at most 2.0 mass % of Si, and a remainder composed of Al and an inevitable impurity, a mass ratio Mg/Si being not lower than 0.5 and not higher than 3.5. In a transverse section of the aluminum alloy wire, a rectangular surface-layer void measurement region having a short side of 30 ?m long and a long side of 50 ?m long is taken from a surface-layer region extending by up to 30 ?m in a direction of depth from a surface of the aluminum alloy wire. A total cross-sectional area of voids present in the surface-layer void measurement region is not greater than 2 ?m2.
    Type: Application
    Filed: March 3, 2022
    Publication date: June 16, 2022
    Applicants: Sumitomo Electric Industries, Ltd., AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd.
    Inventors: Misato KUSAKARI, Tetsuya KUWABARA, Yoshihiro NAKAI, Taichiro NISHIKAWA, Yasuyuki OTSUKA, Hayato OOI
  • Patent number: 11342094
    Abstract: An aluminum alloy contains equal to or more than 0.005 mass % and equal to or less than 2.2 mass % of Fe, and a remainder of Al and an inevitable impurity. In a transverse section of the aluminum alloy wire, a surface-layer void measurement region in a shape of a rectangle having a short side length of 30 ?m and a long side length of 50 ?m is defined within a surface layer region extending from a surface of the aluminum alloy wire by 30 ?m in a depth direction, and a total cross-sectional area of voids in the surface-layer void measurement region is equal to or less than 2 ?m2.
    Type: Grant
    Filed: December 21, 2020
    Date of Patent: May 24, 2022
    Assignees: Sumitomo Electric Industries, Ltd., AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd.
    Inventors: Misato Kusakari, Tetsuya Kuwabara, Yoshihiro Nakai, Taichiro Nishikawa, Yasuyuki Otsuka, Hayato Ooi
  • Patent number: 11302457
    Abstract: An aluminum alloy contains at least 0.03 mass % and at most 1.5 mass % of Mg, at least 0.02 mass % and at most 2.0 mass % of Si, and a remainder composed of Al and an inevitable impurity, a mass ratio Mg/Si being not lower than 0.5 and not higher than 3.5. In a transverse section of the aluminum alloy wire, a rectangular surface-layer void measurement region having a short side of 30 ?m long and a long side of 50 ?m long is taken from a surface-layer region extending by up to 30 ?m in a direction of depth from a surface of the aluminum alloy wire. A total cross-sectional area of voids present in the surface-layer void measurement region is not greater than 2 ?m2.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: April 12, 2022
    Assignees: Sumitomo Electric Industries, Ltd., AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd.
    Inventors: Misato Kusakari, Tetsuya Kuwabara, Yoshihiro Nakai, Taichiro Nishikawa, Yasuyuki Otsuka, Hayato Ooi
  • Publication number: 20210272717
    Abstract: An aluminum alloy wire composed of an aluminum alloy, wherein the aluminum alloy contains more than or equal to 0.03 mass % and less than or equal to 1.5 mass % of Mg, more than or equal to 0.02 mass % and less than or equal to 2.0 mass % of Si, and a remainder of Al and an inevitable impurity, Mg/Si being more than or equal to 0.5 and less than or equal to 3.5 in mass ratio, and the aluminum alloy wire has a dynamic friction coefficient of less than or equal to 0.8.
    Type: Application
    Filed: May 11, 2021
    Publication date: September 2, 2021
    Applicants: Sumitomo Electric Industries,Ltd., AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd.
    Inventors: Misato KUSAKARI, Tetsuya KUWABARA, Yoshihiro Nakai, Taichiro Nishikawa, Yasuyuki Otsuka, Hayato OOI
  • Patent number: 11037695
    Abstract: An aluminum alloy wire composed of an aluminum alloy, wherein the aluminum alloy contains more than or equal to 0.03 mass % and less than or equal to 1.5 mass % of Mg, more than or equal to 0.02 mass % and less than or equal to 2.0 mass % of Si, and a remainder of Al and an inevitable impurity, Mg/Si being more than or equal to 0.5 and less than or equal to 3.5 in mass ratio, and the aluminum alloy wire has a dynamic friction coefficient of less than or equal to 0.8.
    Type: Grant
    Filed: August 26, 2020
    Date of Patent: June 15, 2021
    Assignees: Sumitomo Electric Industries, Ltd., AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd.
    Inventors: Misato Kusakari, Tetsuya Kuwabara, Yoshihiro Nakai, Taichiro Nishikawa, Yasuyuki Otsuka, Hayato Ooi
  • Publication number: 20210134475
    Abstract: An aluminum alloy contains equal to or more than 0.005 mass % and equal to or less than 2.2 mass % of Fe, and a remainder of Al and an inevitable impurity. In a transverse section of the aluminum alloy wire, a surface-layer void measurement region in a shape of a rectangle having a short side length of 30 ?m and a long side length of 50 ?m is defined within a surface layer region extending from a surface of the aluminum alloy wire by 30 ?m in a depth direction, and a total cross-sectional area of voids in the surface-layer void measurement region is equal to or less than 2 ?m2.
    Type: Application
    Filed: December 21, 2020
    Publication date: May 6, 2021
    Applicants: Sumitomo Electric Industries, Ltd, AutoNetworks Technologies, Ltd, Sumitomo Wiring Systems, Ltd
    Inventors: Misato KUSAKARI, Tetsuya KUWABARA, Yoshihiro NAKAI, Taichiro NISHIKAWA, Yasuyuki OTSUKA, Hayato OOI
  • Publication number: 20210110947
    Abstract: An aluminum alloy contains at least 0.03 mass % and at most 1.5 mass % of Mg, at least 0.02 mass % and at most 2.0 mass % of Si, and a remainder composed of Al and an inevitable impurity, a mass ratio Mg/Si being not lower than 0.5 and not higher than 3.5. In a transverse section of the aluminum alloy wire, a rectangular surface-layer void measurement region having a short side of 30 ?m long and a long side of 50 ?m long is taken from a surface-layer region extending by up to 30 ?m in a direction of depth from a surface of the aluminum alloy wire. A total cross-sectional area of voids present in the surface-layer void measurement region is not greater than 2 ?m2.
    Type: Application
    Filed: December 23, 2020
    Publication date: April 15, 2021
    Applicants: Sumitomo Electric Industries, Ltd., AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd.
    Inventors: Misato KUSAKARI, Tetsuya KUWABARA, Yoshihiro NAKAI, Taichiro NISHIKAWA, Yasuyuki OTSUKA, Hayato OOI
  • Patent number: 10910126
    Abstract: An aluminum alloy contains equal to or more than 0.005 mass % and equal to or less than 2.2 mass % of Fe, and a remainder of Al and an inevitable impurity. In a transverse section of the aluminum alloy wire, a surface-layer void measurement region in a shape of a rectangle having a short side length of 30 ?m and a long side length of 50 ?m is defined within a surface layer region extending from a surface of the aluminum alloy wire by 30 ?m in a depth direction, and a total cross-sectional area of voids in the surface-layer void measurement region is equal to or less than 2 ?m2.
    Type: Grant
    Filed: April 4, 2017
    Date of Patent: February 2, 2021
    Assignees: Sumitomo Electric Industries, Ltd., AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd.
    Inventors: Misato Kusakari, Tetsuya Kuwabara, Yoshihiro Nakai, Taichiro Nishikawa, Yasuyuki Otsuka, Hayato Ooi
  • Patent number: 10910125
    Abstract: An aluminum alloy contains at least 0.03 mass % and at most 1.5 mass % of Mg, at least 0.02 mass % and at most 2.0 mass % of Si, and a remainder composed of Al and an inevitable impurity, a mass ratio Mg/Si being not lower than 0.5 and not higher than 3.5. In a transverse section of the aluminum alloy wire, a rectangular surface-layer void measurement region having a short side of 30 ?m long and a long side of 50 ?m long is taken from a surface-layer region extending by up to 30 ?m in a direction of depth from a surface of the aluminum alloy wire. A total cross-sectional area of voids present in the surface-layer void measurement region is not greater than 2 ?m2.
    Type: Grant
    Filed: April 4, 2017
    Date of Patent: February 2, 2021
    Assignees: Sumitomo Electric Industries, Ltd., AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd.
    Inventors: Misato Kusakari, Tetsuya Kuwabara, Yoshihiro Nakai, Taichiro Nishikawa, Yasuyuki Otsuka, Hayato Ooi
  • Publication number: 20200395143
    Abstract: An aluminum alloy wire composed of an aluminum alloy, wherein the aluminum alloy contains more than or equal to 0.03 mass % and less than or equal to 1.5 mass % of Mg, more than or equal to 0.02 mass % and less than or equal to 2.0 mass % of Si, and a remainder of Al and an inevitable impurity, Mg/Si being more than or equal to 0.5 and less than or equal to 3.5 in mass ratio, and the aluminum alloy wire has a dynamic friction coefficient of less than or equal to 0.8.
    Type: Application
    Filed: August 26, 2020
    Publication date: December 17, 2020
    Applicants: Sumitomo Electric Industries, Ltd., AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd.
    Inventors: Misato KUSAKARI, Tetsuya KUWABARA, Yoshihiro NAKAI, Taichiro NISHIKAWA, Yasuyuki OTSUKA, Hayato OOI
  • Patent number: 10829843
    Abstract: A method for producing an aluminum wire that has high strength and high conductivity even when reduced in diameter while having excellent elongation and improved in productivity. A method for producing an aluminum wire includes a solution step of subjecting a heat-treatable aluminum alloy material to a solution treatment, a wire-drawing step of subjecting the solution-treated aluminum alloy material to wire-drawing processing, a softening step of subjecting the wire-drawing processed aluminum alloy material to a softening treatment in a short time within 10 seconds, and an aging step of subjecting the softening-treated aluminum alloy material to an aging treatment.
    Type: Grant
    Filed: June 4, 2015
    Date of Patent: November 10, 2020
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Fumitoshi Imasato, Yasuyuki Otsuka, Kinji Taguchi, Hiroyuki Kobayashi, Tetsuya Kuwahara, Misato Kusakari, Kensuke Yamada
  • Patent number: 10822676
    Abstract: An aluminum alloy wire composed of an aluminum alloy, wherein the aluminum alloy contains more than or equal to 0.005 mass % and less than or equal to 2.2 mass % of Fe and a remainder of Al and an inevitable impurity, and the aluminum alloy wire has a dynamic friction coefficient of less than or equal to 0.8.
    Type: Grant
    Filed: August 28, 2017
    Date of Patent: November 3, 2020
    Assignees: Sumitomo Electric Industries, Ltd., AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd.
    Inventors: Misato Kusakari, Tetsuya Kuwabara, Yoshihiro Nakai, Taichiro Nishikawa, Yasuyuki Otsuka, Hayato Ooi
  • Patent number: 10796811
    Abstract: An aluminum alloy wire composed of an aluminum alloy, wherein the aluminum alloy contains more than or equal to 0.03 mass % and less than or equal to 1.5 mass % of Mg, more than or equal to 0.02 mass % and less than or equal to 2.0 mass % of Si, and a remainder of Al and an inevitable impurity, Mg/Si being more than or equal to 0.5 and less than or equal to 3.5 in mass ratio, and the aluminum alloy wire has a dynamic friction coefficient of less than or equal to 0.8.
    Type: Grant
    Filed: April 7, 2020
    Date of Patent: October 6, 2020
    Assignees: Sumitomo Electric Industries, Ltd., AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd.
    Inventors: Misato Kusakari, Tetsuya Kuwabara, Yoshihiro Nakai, Taichiro Nishikawa, Yasuyuki Otsuka, Hayato Ooi
  • Publication number: 20200234841
    Abstract: An aluminum alloy wire composed of an aluminum alloy, wherein the aluminum alloy contains more than or equal to 0.03 mass % and less than or equal to 1.5 mass % of Mg, more than or equal to 0.02 mass % and less than or equal to 2.0 mass % of Si, and a remainder of Al and an inevitable impurity, Mg/Si being more than or equal to 0.5 and less than or equal to 3.5 in mass ratio, and the aluminum alloy wire has a dynamic friction coefficient of less than or equal to 0.8.
    Type: Application
    Filed: April 7, 2020
    Publication date: July 23, 2020
    Applicants: Sumitomo Electric Industries, Ltd., AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd.
    Inventors: Misato KUSAKARI, Tetsuya KUWABARA, Yoshihiro NAKAI, Taichiro NISHIKAWA, Yasuyuki OTSUKA, Hayato OOI
  • Patent number: 10706986
    Abstract: An aluminum alloy wire is composed of an aluminum alloy. The aluminum alloy contains equal to or more than 0.005 mass % and equal to or less than 2.2 mass % of Fe, and a remainder of Al and an inevitable impurity. In a transverse section of the aluminum alloy wire, a surface-layer crystallization measurement region in a shape of a rectangle having a short side length of 50 ?m and a long side length of 75 ?m is defined within a surface layer region extending from a surface of the aluminum alloy wire by 50 ?m in a depth direction, and an average area of crystallized materials in the surface-layer crystallization measurement region is equal to or more than 0.05 ?m2 and equal to or less than 3 ?m2.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: July 7, 2020
    Assignees: Sumitomo Electric Industries, Ltd., AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd.
    Inventors: Misato Kusakari, Tetsuya Kuwabara, Yoshihiro Nakai, Taichiro Nishikawa, Yasuyuki Otsuka, Hayato Ooi
  • Publication number: 20200181741
    Abstract: An aluminum alloy wire composed of an aluminum alloy is provided. The aluminum alloy contains at least 0.03 mass % and at most 1.5 mass % of Mg, at least 0.02 mass % and at most 2.0 mass % of Si, and a remainder composed of Al and an inevitable impurity, a mass ratio Mg/Si being not lower than 0.5 and not higher than 3.5. In a transverse section of the aluminum alloy wire, a rectangular surface-layer crystallization measurement region having a short side of 50 ?m long and a long side of 75 ?m long is taken from a surface-layer region extending by up to 50 ?m in a direction of depth from a surface of the aluminum alloy wire, and an average area of crystallized materials present in the surface-layer crystallization measurement region is not smaller than 0.05 ?m2 and not greater than 3 ?m2.
    Type: Application
    Filed: August 28, 2017
    Publication date: June 11, 2020
    Applicants: Sumitomo Electric Industries, Ltd., AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd.
    Inventors: Misato KUSAKARI, Tetsuya KUWABARA, Yoshihiro NAKAI, Taichiro NISHIKAWA, Yasuyuki OTSUKA, Hayato OOI