Patents by Inventor Kohei Ueda

Kohei Ueda 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: 20260145188
    Abstract: A slot-type spray nozzle includes at least two nozzle blocks, two air shim plates, two partition shim plates, and one coating fluid shim plate, which are layered in this order from an outside and an entirety of which are fastened in a layer direction by fixing bolts. A surface from which coating fluid is discharged is defined as a coating fluid discharge surface, and a direction perpendicular to a direction in which the coating fluid is discharged and the layer direction is defined as a width direction, a coating fluid manifold extending in the width direction and an air manifold extending in the width direction are provided, and in an end portion of the coating fluid shim plate on a side of the coating fluid discharge surface, grooves serving as a plurality of coating fluid discharge ports are formed at pitches.
    Type: Application
    Filed: November 13, 2023
    Publication date: May 28, 2026
    Applicant: Toray Industries, Inc.
    Inventors: Ryuta SAKASHITA, Kohei UEDA, Kiyoshi MINOURA
  • Patent number: 12599919
    Abstract: A slot-type spray nozzle includes: a plurality of coating fluid discharge ports arranged in one direction; and a pair of air discharge ports continuously or intermittently opened in a vicinity of the coating fluid discharge ports in a width direction, the width direction being the one direction, the air discharge ports being arranged to sandwich the coating fluid discharge ports, the air discharge ports being formed such that air discharged from the air discharge ports obliquely intersects with a discharge direction of coating fluid.
    Type: Grant
    Filed: November 4, 2022
    Date of Patent: April 14, 2026
    Assignee: Toray Industries, Inc.
    Inventors: Kota Sasaki, Ryuta Sakashita, Kohei Ueda, Kiyoshi Minoura
  • Patent number: 12552965
    Abstract: This adhesively joined structure includes a first member having a metal portion and a film portion disposed on at least a part of a surface of the metal portion; a second member; an adhesive layer for joining the first member and the second member to each other via the film portion. The film portion includes an organic resin phase containing one or more of a urethane group, an epoxy group, and an ester group; an organic compound phase formed of an organic silicon compound; and optionally an inorganic compound phase formed of an inorganic silicon compound. The total volume percentage of the organic compound phase and the inorganic compound phase to the total volume of the film portion is 16 vol % to 84 vol %. The volume percentage of the organic compound phase to the total volume of the film portion is 16 vol % to 84 vol %. The volume percentage of the inorganic compound phase to the total volume of the film portion is limited to 10 vol % or less.
    Type: Grant
    Filed: September 4, 2024
    Date of Patent: February 17, 2026
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Masumi Koori, Kohei Ueda, Atsushi Morishita, Atsuo Koga
  • Patent number: 12497519
    Abstract: To further improve, even under OT bending with the use of a Zn—Al—Mg-based alloy plated steel sheet as a base sheet, corrosion resistance regarding corrosion under paint film at a OT bent portion and a periphery thereof, without causing occurrence of cracks and peeling in the paint film. A pre-coated plated steel sheet according to the present invention includes: a plating layer composed of Zn—Al—Mg-based alloy plating, the plating layer being positioned on one side or both sides of a steel sheet; a chemical treatment film layer positioned on the plating layer; and a paint film layer positioned on the chemical treatment film, in which the paint film layer includes a primer paint film layer, and an upper paint film layer positioned on the primer paint film layer, and at least any of the following is satisfied: both a condition (a-1) and a condition (a-2); a condition (b); and a condition (c).
    Type: Grant
    Filed: March 23, 2022
    Date of Patent: December 16, 2025
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Hiroyasu Furukawa, Takashi Fujii, Fumio Shibao, Kohei Ueda, Akira Nakagawa, Yuki Yamamura, Naoto Sasaki
  • Patent number: 12492478
    Abstract: A coated and plated steel sheet or coated and plated steel strip including: a steel sheet or a steel strip; a plating layer provided on one surface or both surfaces of the steel sheet or steel strip and containing zinc; a chemical conversion coating provided on the plating layer provided on one surface of the steel sheet or steel strip or provided on at least one of the plating layers provided on both surfaces of the steel sheet or steel strip; and a single-layer or multilayer coating film provided on the chemical conversion coating, in which the single-layer coating film in contact with the chemical conversion coating or the coating film, of the multilayer coating film, which is in contact with the chemical conversion coating, contains a cerium compound capable of being dissolved in an amount of 0.10 g or more with respect to 100 g of water at room temperature at a concentration of from 0.01 to 10.
    Type: Grant
    Filed: March 8, 2021
    Date of Patent: December 9, 2025
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Takashi Fujii, Kohei Ueda
  • Patent number: 12421588
    Abstract: To more securely inhibit the occurrence of paint film floating even when drawing is performed by using a Zn—Al—Mg-based alloy plated steel sheet as a base sheet. A pre-coated plated steel sheet according to the present invention includes: a plating layer composed of Zn—Al—Mg-based alloy plating, the plating layer being positioned on one side or both sides of a steel sheet; a chemical treatment film layer positioned on the plating layer; and a paint film layer positioned on the chemical treatment film, in which the paint film layer includes a primer paint film layer, and an upper paint film layer positioned on the primer paint film layer, and at least any of the following is satisfied: both a condition (a-1) and a condition (a-2); a condition (b); and a condition (c).
    Type: Grant
    Filed: March 23, 2022
    Date of Patent: September 23, 2025
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Takashi Fujii, Hiroyasu Furukawa, Yuki Yamamura, Fumio Shibao, Kohei Ueda, Akira Nakagawa, Naoto Sasaki
  • Publication number: 20250206962
    Abstract: Surface treated steel sheet excellent in weldability and corrosion resistance is disclosed. The surface treated steel sheet of the present disclosure comprises a plated steel sheet having a Zn-containing plated layer, and a surface treatment layer provided on at least one main surface of the plated steel sheet, wherein the surface treatment layer has at least a paint film as an outer layer, the paint film has an average film thickness of 1.0 ?m or more and 10.0 ?m or less, the paint film includes a binder resin, oil absorbent, and conductive material, the binder resin includes an epoxy resin, a ratio of the epoxy resin in the binder resin is 25 vol % or more, the oil absorbent has an oil absorption of 50 ml/100 g or more, the oil absorbent has a particle diameter of half or more and equal to or less of the average film thickness, and the paint film contains the oil absorbent in 5 vol % or more.
    Type: Application
    Filed: March 30, 2023
    Publication date: June 26, 2025
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Yasuaki KAWAMURA, Takashi FUJII, Kunihiko TOSHIN, Kohei UEDA, Daichi UEDA
  • Publication number: 20250206963
    Abstract: A surface treated steel sheet excellent in weldability and corrosion resistance after electrodeposition coating is disclosed. The surface treated steel sheet of the present disclosure has a plated steel sheet having a Zn-containing plated layer and a surface treatment layer provided on at least one main surface of the plated steel sheet, wherein the surface treatment layer has at least a paint film as an outer layer, the paint film has an average film thickness of 0.5 ?m or more and 5.0 ?m or less, the paint film includes a binder resin, rust preventer, and conductive agent, and the binder resin includes a phenolic resin with a cross-linking degree of 40% or more or 80% or less.
    Type: Application
    Filed: March 30, 2023
    Publication date: June 26, 2025
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Yasuaki KAWAMURA, Takashi FUJII, Kunihiko TOSHIN, Kohei UEDA, Daichi UEDA
  • Publication number: 20250179705
    Abstract: A method for manufacturing an electret melt blown nonwoven fabric, wherein, when a non-electroconductive polymer is melt-spun from a spinneret having a plurality of spinning holes in the width direction and a spun yarn is collected by a yarn collection device provided below to form a melt blown nonwoven fabric, water is sprayed by a spray nozzle to the spun yarn between the spinneret and the yarn collection device to electretize the melt blown nonwoven fabric, the spray nozzle includes a plurality of water discharge openings arranged in the width direction and a pair of air discharge openings that are opened continuously or intermittently in the width direction and arranged to face each other, and air discharged from the air discharge openings is made to collide with water discharged from the plurality of water discharge openings to spray the water on the spun yarn.
    Type: Application
    Filed: February 21, 2023
    Publication date: June 5, 2025
    Applicant: TORAY Industries, Inc.
    Inventors: Yoshiki TANAKA, Shingo HAYASHI, Tomohiro YOSHITOMI, Ryuta SAKASHITA, Kiyoshi MINOURA, Kohei UEDA
  • Publication number: 20250041885
    Abstract: A slot-type spray nozzle includes: a plurality of coating fluid discharge ports arranged in one direction; and a pair of air discharge ports continuously or intermittently opened in a vicinity of the coating fluid discharge ports in a width direction, the width direction being the one direction, the air discharge ports being arranged to sandwich the coating fluid discharge ports, the air discharge ports being formed such that air discharged from the air discharge ports obliquely intersects with a discharge direction of coating fluid.
    Type: Application
    Filed: November 4, 2022
    Publication date: February 6, 2025
    Applicant: Toray Industries, Inc.
    Inventors: Kota SASAKI, Ryuta SAKASHITA, Kohei UEDA, Kiyoshi MINOURA
  • Publication number: 20250015379
    Abstract: A cooling floor member (100A) cools a battery cell and includes a metal floor base material (101), a flat sheet-like metal floor sheet (102), and a partition member (105) that is a thermoplastic resin composition (106), and a region surrounded by the metal floor base material (101), the flat sheet-like metal floor sheet (102), and the partition member (105) is a cooling liquid channel (104) through which a cooling liquid flows. The metal floor base material (101) or the flat sheet-like metal floor sheet (102) or a combination thereof has a polypropylene layer (160) or a polycarbonate unit-containing polyurethane layer (161). The metal floor base material (101) or the flat sheet-like metal floor sheet (102) or a combination thereof is joined to the partition member (105) via a compatible layer (140) between the polypropylene layer (160) or the polycarbonate unit-containing polyurethane layer (161) and the thermoplastic resin composition (106).
    Type: Application
    Filed: November 17, 2022
    Publication date: January 9, 2025
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Kyohei MIYAKE, Daichi UEDA, Kohei UEDA, Tatsuya SAKIYAMA, Shohei YAMAZAKI
  • Publication number: 20240425724
    Abstract: This adhesively joined structure includes a first member having a metal portion and a film portion disposed on at least a part of a surface of the metal portion; a second member; an adhesive layer for joining the first member and the second member to each other via the film portion. The film portion includes an organic resin phase containing one or more of a urethane group, an epoxy group, and an ester group; an organic compound phase formed of an organic silicon compound; and optionally an inorganic compound phase formed of an inorganic silicon compound. The total volume percentage of the organic compound phase and the inorganic compound phase to the total volume of the film portion is 16 vol % to 84 vol %. The volume percentage of the organic compound phase to the total volume of the film portion is 16 vol % to 84 vol %. The volume percentage of the inorganic compound phase to the total volume of the film portion is limited to 10 vol % or less.
    Type: Application
    Filed: September 4, 2024
    Publication date: December 26, 2024
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Masumi KOORI, Kohei UEDA, Atsushi MORISHITA, Atsuo KOGA
  • Patent number: 12173128
    Abstract: The invention has as its object the provision of a metal-fiber reinforced plastic composite able to more reliably prevent occurrence of an electrolytic corrosion action when forming a composite of a metal member and a fiber reinforced plastic layer comprising reinforcing fiber (carbon fiber) and a matrix resin. A metal-fiber reinforced plastic composite 1 according to the present invention comprises a metal member 10, an insulating layer 30 arranged on at least part of a surface of the metal member 10 and comprising a first matrix resin 31 containing nonconductive fiber 32, and a CFRP layer 40 arranged on at least part of a surface of the insulating layer 30 and comprising a second matrix resin 41 containing carbon fiber 42, wherein, when viewing the surface of the metal member 10 from vertically above, the CFRP layer 40 is positioned at the inside of a region where the insulating layer 30 is present and an outer edge of the CFRP layer 40 and an outer edge of the insulating layer 30 are 0.2 mm or more apart.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: December 24, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Masumi Koori, Kohei Ueda, Atsuo Koga, Masaharu Ibaragi, Noriyuki Negi, Masafumi Usui
  • Patent number: 12110428
    Abstract: This adhesively joined structure includes a first member having a metal portion and a film portion disposed on at least a part of a surface of the metal portion; a second member; an adhesive layer for joining the first member and the second member to each other via the film portion. The film portion includes an organic resin phase containing one or more of a urethane group, an epoxy group, and an ester group; an organic compound phase formed of an organic silicon compound; and optionally an inorganic compound phase formed of an inorganic silicon compound. The total volume percentage of the organic compound phase and the inorganic compound phase to the total volume of the film portion is 16 vol % to 84 vol %. The volume percentage of the organic compound phase to the total volume of the film portion is 16 vol % to 84 vol %. The volume percentage of the inorganic compound phase to the total volume of the film portion is limited to 10 vol % or less.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: October 8, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Masumi Koori, Kohei Ueda, Atsushi Morishita, Atsuo Koga
  • Patent number: 12086663
    Abstract: The inkjet printing apparatus is configured to be able to execute a batch adjustment process of performing a plurality of times of adjustment processes related to printing in succession based on one instruction from an outside. The conveyance control unit maintains the conveyance speed at a first speed in a period when a chart printing process is performed and a period when a chart imaging process is performed. The conveyance control unit decreases the conveyance speed from the first speed to the second speed after the end of the chart imaging process in an adjustment process except for an adjustment process that is performed last in the batch adjustment process, and increases the conveyance speed from the second speed to the first speed before the start of the chart printing process in an adjustment process that is performed next.
    Type: Grant
    Filed: June 7, 2023
    Date of Patent: September 10, 2024
    Assignee: SCREEN HOLDINGS CO., LTD.
    Inventors: Shigenori Arizono, Kohei Ueda, Ryoko Sakurai, Yuya Takagi, Hiroki Endo, Kenichi Yokouchi, Tomotaka Kato, Asuka Muramatsu, Kensuke Usui
  • Publication number: 20240286899
    Abstract: A hexagonal boron nitride powder of the present invention has a particle size distribution by a wet method in which the proportion of particles having a particle diameter in a range of 2.0 to 20 ?m is not less than 50 vol %, and the powder has a particle diameter d by a grind gauge measurement of not more than 44 ?m.
    Type: Application
    Filed: May 30, 2022
    Publication date: August 29, 2024
    Applicant: TOKUYAMA CORPORATION
    Inventors: Shota DAIKI, Kohei UEDA, Tetsuta KOIZUMI, Yuuki HIROZANE, Yuichi IKEDA, Satoru YOSHIDA
  • Publication number: 20240229245
    Abstract: A coated and plated steel sheet or coated and plated steel strip including: a steel sheet or a steel strip; a plating layer provided on one surface or both surfaces of the steel sheet or steel strip and containing zinc; a chemical conversion coating provided on the plating layer provided on one surface of the steel sheet or steel strip or provided on at least one of the plating layers provided on both surfaces of the steel sheet or steel strip; and a single-layer or multilayer coating film provided on the chemical conversion coating, in which the single-layer coating film in contact with the chemical conversion coating or the coating film, of the multilayer coating film, which is in contact with the chemical conversion coating, contains a cerium compound capable of being dissolved in an amount of 0.10 g or more with respect to 100 g of water at room temperature at a concentration of from 0.01 to 10.
    Type: Application
    Filed: March 8, 2021
    Publication date: July 11, 2024
    Inventors: Takashi FUJII, Kohei UEDA
  • Patent number: 12006408
    Abstract: A metal-carbon fiber reinforced plastic composite comprising a metal member of a ferrous material or ferrous alloy, a resin layer provided on at least one surface of the metal member and including a thermoplastic resin, and carbon fiber reinforced plastic provided on a surface of the resin layer and including a carbon fiber material and a matrix resin having thermoplasticity, a glass transition point Tg1 or melting point Tm1 of the resin layer being higher than a glass transition point Tg2 or melting point Tm2 of the carbon fiber reinforced plastic, in which metal-carbon fiber reinforced plastic composite, an AC impedance at a frequency 1 Hz when immersing the metal-carbon fiber reinforced plastic composite in an aqueous solution containing sodium chloride in 5 mass % is 1×107? or more.
    Type: Grant
    Filed: April 2, 2019
    Date of Patent: June 11, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Masumi Koori, Yasuaki Kawamura, Kohei Ueda
  • Publication number: 20240158901
    Abstract: To more securely inhibit the occurrence of paint film floating even when drawing is performed by using a Zn—Al—Mg-based alloy plated steel sheet as a base sheet. A pre-coated plated steel sheet according to the present invention includes: a plating layer composed of Zn—Al—Mg-based alloy plating, the plating layer being positioned on one side or both sides of a steel sheet; a chemical treatment film layer positioned on the plating layer; and a paint film layer positioned on the chemical treatment film, in which the paint film layer includes a primer paint film layer, and an upper paint film layer positioned on the primer paint film layer, and at least any of the following is satisfied: both a condition (a-1) and a condition (a-2); a condition (b); and a condition (c).
    Type: Application
    Filed: March 23, 2022
    Publication date: May 16, 2024
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Takashi FUJII, Hiroyasu FURUKAWA, Yuki YAMAMURA, Fumio SHIBAO, Kohei UEDA, Akira NAKAGAWA, Naoto SASAKI
  • Publication number: 20240154208
    Abstract: This battery unit is a battery unit including a battery pack that houses a battery cell, and a water-cooling medium flow path formed outside a bottom surface of the battery pack, in which the water-cooling medium flow path of the battery pack is made of an Al-based plated steel sheet.
    Type: Application
    Filed: February 4, 2022
    Publication date: May 9, 2024
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Kyohei MIYAKE, Atsuo KOGA, Kohei UEDA, Yutaka MIKAZUKI, Katsunari NORITA, Sho MATSUI, Takashi OKE