Patents by Inventor Kensei Yuasa

Kensei Yuasa 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).

  • Coated metal sheet for automobile excellent in rust resistance in low temperature running environments
    Patent number: 10913860
    Abstract: Provided is a coated metal sheet for automobile comprising: a metal sheet; and a coating film (?) present on at least one surface of the metal sheet. The coating film (?) contains an organic resin (A), an electrically conductive pigments (B), and anti-corrosion pigments (C), and a Martens micro-hardness HM at ?20° C. of the surface of the coating film (?) is 10 to 200 (mg/mm2) at 20 points or more when measured at 100 points, and a Martens micro-hardness HM at 40° C. of the surface of the coating film (?) is 200 to 200,000 (mg/mm2) at 5 points or more when measured at 100 points.
    Type: Grant
    Filed: September 30, 2015
    Date of Patent: February 9, 2021
    Assignees: NIPPON STEEL CORPORATION, NIPPON PAINT INDUSTRIAL COATINGS CO., LTD.
    Inventors: Kensei Yuasa, Yoichiro Mori, Yusuke Wada, Mitsutaka Nambo
  • COATED METAL SHEET FOR AUTOMOBILE EXCELLENT IN RUST RESISTANCE IN LOW TEMPERATURE RUNNING ENVIRONMENTS
    Publication number: 20170298231
    Abstract: Provided is a coated metal sheet for automobile comprising: a metal sheet; and a coating film (?) present on at least one surface of the metal sheet. The coating film (?) contains an organic resin (A), an electrically conductive pigments (B), and anti-corrosion pigments (C), and a Martens micro-hardness HM at ?20° C. of the surface of the coating film (?) is 10 to 200 (mg/mm2) at 20 points or more when measured at 100 points, and a Martens micro-hardness HM at 40° C. of the surface of the coating film (?) is 200 to 200,000 (mg/mm2) at 5 points or more when measured at 100 points.
    Type: Application
    Filed: September 30, 2015
    Publication date: October 19, 2017
    Applicants: NIPPON STEEL & SUMITOMO METAL CORPORATION, NIPPON PAINT INDUSTRIAL COATINGS CO., LTD.
    Inventors: Kensei YUASA, Yoichiro MORI, Yusuke WADA, Mitsutaka NAMBO
  • PRECOATED METAL SHEET FOR AUTOMOBILE USE EXCELLENT IN RESISTANCE WELDABILITY, CORROSION RESISTANCE, AND FORMABILITY
    Publication number: 20150044450
    Abstract: Precoated metal sheet for automobile use which is excellent in resistance weldability, corrosion resistance, and formability is provided. The present invention provides precoated metal sheet for automobile use comprising a metal sheet and a coat (?) on at least one surface of the metal sheet, wherein the coat (?) comprising an organic resin (A), non-oxide ceramic particles (B) selected from at least one type of borides, carbides, nitrides, and silicides and which have an electrical resistivity at 25° C. of 0.1×10?6 to 185×10?6 ?cm, and an anti-corrosive pigment (C).
    Type: Application
    Filed: March 5, 2013
    Publication date: February 12, 2015
    Inventors: Kensei Yuasa, Ikuro Yamaoka, Atsushi Morishita
  • Coated metal material capable of being welded which is excellent in corrosion resistance of worked zone
    Patent number: 7390564
    Abstract: A weldable coated metal material excellent in the corrosion resistance of the formed part, comprising a metal sheet having formed on at least one surface thereof a coat layer containing electrically conducting particles, wherein the number distribution of the electrically conducting particle has a mode value in the particle size range from 0.05 to 1.0 ?m and the total content of electrically conducting particles in the coat layer is from 15 to 60 vol %.
    Type: Grant
    Filed: May 14, 2003
    Date of Patent: June 24, 2008
    Assignee: Nippon Steel Corporation
    Inventors: Kensei Yuasa, Hiroshi Kanai, Masahiro Fuda
  • Coated metal material capable of being welded which is excellent in corrosion resistance of worked zone
    Publication number: 20050244660
    Abstract: A weldable coated metal material excellent in the corrosion resistance of the formed part, comprising a metal sheet having formed on at least one surface thereof a coat layer containing electrically conducting particles, wherein the number distribution of the electrically conducting particle has a mode value in the particle size range from 0.05 to 1.0 ?m and the total content of electrically conducting particles in the coat layer is from 15 to 60 vol %.
    Type: Application
    Filed: May 14, 2003
    Publication date: November 3, 2005
    Inventors: Kensei Yuasa, Hiroshi Kanai, Masahiro Fuda