Patents by Inventor Makoto Watanabe

Makoto Watanabe 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: 20240240292
    Abstract: To provide a method of producing a grain-oriented electrical steel sheet whereby greater purification of an inhibitor-strengthening element can be promoted by improvement of an annealing separator and, as a result, iron loss can be effectively improved. The annealing separator contains 1 to 10 parts by mass of a composite oxide, relative to 100 parts by mass of MgO, the composite oxide containing at least one selected from a Group 1: Fe, Mn, Al and Ca, and at least one of a Group 2: Zr, Ta, Mo and Nb.
    Type: Application
    Filed: February 2, 2022
    Publication date: July 18, 2024
    Applicant: JFE STEEL CORPORATION
    Inventors: Makoto WATANABE, Takuya YAMADA, Takashi TERASHIMA
  • Patent number: 12033791
    Abstract: A method for forming a film on a surface of a steel sheet includes applying a treatment solution for forming a film containing a fibrous material to the surface of the steel sheet by using a coater under a condition in which a difference between a speed of the steel sheet and a speed of an applicator of the coater is 1.0 m/min or more, inclining the surface of the steel sheet, to which the treatment solution for forming a film has been applied, at an angle of 10° or more with respect to a horizontal plane until drying is started, and thereafter drying the steel sheet.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: July 9, 2024
    Assignee: JFE Steel Corporation
    Inventors: Takashi Terashima, Karin Kokufu, Makoto Watanabe, Toshito Takamiya
  • Patent number: 12023931
    Abstract: A manufacturing method of a liquid ejection head includes steps of providing an ejection orifice forming member on one surface of a wafer, with an energy-generating element being provided on the one surface of the wafer; forming a recess on the other surface of the wafer; and dicing the wafer along a plurality of dicing lines. The plurality of dicing lines include a dicing line extending in one direction and a dicing line extending in a direction crossing the one direction, and the recess is formed on each of positions overlapping the dicing lines except for an intersection part where the dicing line extending in the one direction intersects the dicing line extending in the direction crossing the one direction.
    Type: Grant
    Filed: July 26, 2021
    Date of Patent: July 2, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yusuke Hashimoto, Junichiro Iri, Makoto Watanabe, Masatomo Ojima
  • Patent number: 11981821
    Abstract: An insulating coating treatment liquid for forming a chromium-free insulating coating on a surface of a grain-oriented electrical steel sheet, the insulating coating treatment liquid including at least one phosphate salt selected from phosphate salts of any of Mg, Ca, Ba, Sr, Zn, Al, and Mn and including colloidal silica and particles of a metal-element-containing compound. A content of the colloidal silica in terms of SiO2, on a solids basis, is 50 to 120 parts by mass, and a content of the particles of a metal-element-containing compound in terms of elemental metal is 5 to 60 parts by mass, per 100 parts by mass of the at least one phosphate salt, and the insulating coating treatment liquid has a thixotropic index (TI) of 1.00 or greater and 10.00 or less.
    Type: Grant
    Filed: June 19, 2019
    Date of Patent: May 14, 2024
    Assignee: JFE STEEL CORPORATION
    Inventors: Takashi Terashima, Karin Kokufu, Makoto Watanabe, Toshito Takamiya
  • Patent number: 11959149
    Abstract: Provided are a grain-oriented electrical steel sheet having excellent iron loss property without using magnetic domain refining treatment and an iron core produced using the same. The steel sheet comprises: a predetermined chemical composition; and a steel microstructure in which: crystal grains are made up of coarse secondary recrystallized grains of 5.0 mm or more, fine grains of more than 2.0 mm and less than 5.0 mm contained at a frequency of 0.2 to 5 grains per cm2, and very fine grains of 2.0 mm or less; for each coarse secondary recrystallized grain extending through the sheet in a thickness direction, an area ratio of a region in which projected surfaces of exposed areas of the coarse secondary recrystallized grain on a front side and a back side of the sheet coincide with each other to each of the exposed areas is 95% or more.
    Type: Grant
    Filed: January 30, 2020
    Date of Patent: April 16, 2024
    Assignee: JFE STEEL CORPORATION
    Inventors: Takeshi Imamura, Makoto Watanabe
  • Publication number: 20240102172
    Abstract: An electrical steel sheet with an insulating film, the steel sheet having an insulating film containing a crystalline fibrous material on a surface of the steel sheet, in which a ratio (LRD/LTD) of a length in a rolling direction (LRD) of the crystalline fibrous material in a cross section in the rolling direction of the insulating film to a length in a direction perpendicular to the rolling direction (LTD) of the crystalline fibrous material in a cross section in the direction perpendicular to the rolling direction of the insulating film is 1.5 or more and 50.0 or less.
    Type: Application
    Filed: June 25, 2020
    Publication date: March 28, 2024
    Applicant: JFE Steel Corporation
    Inventors: Takashi Terashima, Karin Kokufu, Makoto Watanabe, Toshito Takamiya
  • Publication number: 20240105384
    Abstract: A method for forming a film on a surface of a steel sheet includes applying a treatment solution for forming a film containing a fibrous material to the surface of the steel sheet by using a coater under a condition in which a difference between a speed of the steel sheet and a speed of an applicator of the coater is 1.0 m/min or more, inclining the surface of the steel sheet, to which the treatment solution for forming a film has been applied, at an angle of 10° or more with respect to a horizontal plane until drying is started, and thereafter drying the steel sheet.
    Type: Application
    Filed: September 16, 2020
    Publication date: March 28, 2024
    Applicant: JFE Steel Corporation
    Inventors: Takashi Terashima, Karin Kokufu, Makoto Watanabe, Toshito Takamiya
  • Publication number: 20240105369
    Abstract: In a production of a grain-oriented electrical steel sheet comprising hot rolling a raw steel material, cold rolling, decarburization annealing, applying an annealing separator composed mainly of MgO, finish annealing and magnetic domain subdividing, the annealing separator including certain compounds, and the finish annealing conducted by holding the steel sheet at a temperature of 800 to 950° C. for 10 to 100 hours and passing a dry gas containing not less than 1 vol % of H2 and having a dew point of not higher than 10° C. to reach a furnace pressure of not less than 3.5 mmH2O from not lower than 1050° C. to a purification treatment temperature, so that a pickling weight loss of undercoat film by pickling with HCl is not more than 1.8 g/m2 and the total concentration of Sn, Sb, Mo, and W on a boundary face between the film and iron matrix is 0.01 to 0.15 mass %.
    Type: Application
    Filed: October 27, 2020
    Publication date: March 28, 2024
    Applicant: JFE Steel Corporation
    Inventors: Makoto Watanabe, Masahiro Suemune, Takeshi Imamura
  • Patent number: 11926888
    Abstract: Provided is an annealing separator with which a grain-oriented electrical steel sheet having a forsterite film with excellent appearance uniformity and adhesion can be obtained. The annealing separator for grain-oriented electrical steel sheet comprises: magnesia that contains 0.05 mass % or more and 0.20 mass % or less of B, a phosphate in 0.1 parts by mass or more and 1.0 part by mass or less in terms of P per 100 parts by mass of the magnesia, and titanium oxide in 1.0 part by mass or more and 10.0 parts by mass or less per 100 parts by mass of the magnesia where the titanium oxide contains one or more types of alkali metals in a total amount of 0.050 mass % or more and 1.0 mass % or less, where an amount of P adsorbed on per 1 g of the titanium oxide is 1.0×10?4 g or less.
    Type: Grant
    Filed: December 26, 2019
    Date of Patent: March 12, 2024
    Assignee: JFE STEEL CORPORATION
    Inventors: Takashi Terashima, Makoto Watanabe, Toshito Takamiya, Karin Kokufu
  • Publication number: 20240060980
    Abstract: An object of the present invention is to provide a method for detecting particulate substances with a high degree of sensitivity, while suppressing the generation of non-specific signals. According to the present invention, the generation of non-specific signals in the background can be suppressed by blocking a membrane of a test strip which is used for immunochromatography with a blocking composition including a polymer-based blocking agent having, in its side chain, a substituent represented by the following formula: (wherein R1, R2, and R3 are each independently a hydrogen atom, a C1-6 alkyl group, or a C1-6 hydroxyalkyl group; and n is an integer of 1 to 4), and having a weight average molecular weight (Mw) of 1×103 to 1×107.
    Type: Application
    Filed: December 7, 2021
    Publication date: February 22, 2024
    Inventors: Yuta MIYAZAWA, Hirotaka FUJIMOTO, Makoto WATANABE, Taka-Aki SATO
  • Patent number: 11894167
    Abstract: A grain-oriented electrical steel sheet having an insulating film disposed on a surface thereon. The insulating film having a chemical composition comprising Si, P, O, and at least one selected from the group consisting of Mg, Ca, Ba, Sr, Zn, Al, Mn, and Co. The insulating film has a crystallinity in a range of 20% or more, and a minimum tension provided to the steel sheet by the insulating film at a temperature in a range of 100° C. to 200° C. is 10 MPa or more.
    Type: Grant
    Filed: November 17, 2017
    Date of Patent: February 6, 2024
    Assignee: JFE STEEL CORPORATION
    Inventors: Takashi Terashima, Makoto Watanabe, Toshito Takamiya, Tomoyuki Okubo
  • Publication number: 20240026482
    Abstract: Provided is a method for stably producing a grain-oriented electrical steel sheet with excellent magnetic properties by effectively purifying inhibitors. The method for producing a grain-oriented electrical steel sheet includes using a steel slab containing a predetermined amount of at least one of Ti, Zr, Hf, V, Nb, and Ta, and applying an annealing separator, in which 1 part by mass to 10 parts by mass of a metal compound is added with respect to 100 parts by mass of MgO, on the steel sheet surface with a ratio of particles with a particle size of 1 ?m or more in the metal compound being 0.0010 particles/?m2 or less.
    Type: Application
    Filed: January 20, 2022
    Publication date: January 25, 2024
    Applicant: JFE STEEL CORPORATION
    Inventors: Takuya YAMADA, Makoto WATANABE, Takashi TERASHIMA
  • Publication number: 20240027455
    Abstract: Provided is a method of assisting breast cancer diagnosis, comprising: a measuring step for measuring an amount of laminin 5 or laminin ?3 in a specimen; and an information-providing step for providing information for breast cancer diagnosis based on the amount of laminin 5 or laminin ?3 thus measured. Provided is a test kit for breast cancer comprising an anti-laminin 5 antibody or an anti-laminin ?3 antibody.
    Type: Application
    Filed: December 6, 2021
    Publication date: January 25, 2024
    Applicants: NATIONAL CANCER CENTER, SHIMADZU CORPORATION, DAI NIPPON TORYO CO., LTD.
    Inventors: Kenji TAMURA, Kazuki SUDO, Takahisa MATSUDA, Taiki YAMAJI, Koji OKAMOTO, Makoto WATANABE, Hirotaka FUJIMOTO, Taka-Aki SATO, Yuta MIYAZAWA
  • Publication number: 20240017551
    Abstract: Provided is a liquid container attachable to a printing apparatus and configured to contain a liquid to be supplied to the printing apparatus, including: a container chamber configured to contain the liquid; a supply unit provided on a tip end side in a direction of attachment to be attached to the printing apparatus and configured to connect the container chamber to the printing apparatus; and a liquid holding unit provided to an inner peripheral surface of the supply unit and capable of holding the liquid by using a capillary force, the liquid leaking out in a case of attaching and detaching the liquid container to and from the printing apparatus, in which a length of the liquid holding unit in the direction of attachment of the liquid container is larger than a length of the liquid holding unit in a direction intersecting with the direction of attachment.
    Type: Application
    Filed: May 25, 2023
    Publication date: January 18, 2024
    Inventors: NARUYUKI NOJO, JUNICHIRO IRI, MAKOTO WATANABE, SATORU TAKAHASHI, ISAO OTANI, HIROAKI KUSANO
  • Publication number: 20230419374
    Abstract: An information processing system 10 of the present invention includes an acquisition means 11 for acquiring posted information corresponding to a specific object from each of a plurality of posting websites on which the posted information, posted by a user who used the specific object, is disclosed on the Internet; and an output means 12 for outputting the posted information corresponding to the specific object acquired from each of the plurality of posting websites so as to display the posted information in a list.
    Type: Application
    Filed: December 11, 2020
    Publication date: December 28, 2023
    Applicant: mov inc.
    Inventor: Makoto WATANABE
  • Patent number: 11840522
    Abstract: A method of stabilizing perfluoro(2-methylene-4-methyl-1,3-dioxolane) (hereinafter simply referred to as a “stabilization method”), including incorporating at least one selected from the group consisting of a hydroxy group-containing fluoroaromatic compound represented by General Formula (1) below and a hydroxy group-containing fluoroaromatic compound represented by General Formula (2) below into a composition containing perfluoro(2-methylene-4-methyl-1,3-dioxolane): (in the formula, R1 to R6 each independently represent one selected from the group consisting of a fluorine atom, a perfluoroalkyl group and a hydroxy group, and at least one of R1 to R6 is a hydroxy group); (in the formula, R7 to R14 each independently represent one selected from the group consisting of a fluorine atom, a perfluoroalkyl group and a hydroxy group, and at least one of R7 to R14 is a hydroxy group).
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: December 12, 2023
    Assignees: TOSOH CORPORATION, TOSOH FINECHEM CORPORATION
    Inventors: Hideki Miyauchi, Shota Nishida, Daisuke Inoue, Yusuke Shigeta, Norihisa Kondo, Makoto Watanabe, Shohei Yumino, Tomoya Shimono
  • Patent number: 11840092
    Abstract: A liquid ejection head includes an ejection-port formed member including liquid ejection ports, a substrate including liquid supply ports for supplying liquid to the ejection ports and a partition between the liquid supply ports, and a substrate supporting member. The liquid supply ports extend along the longitudinal direction of the substrate when viewed from a position facing the main surface of the substrate. The liquid supply ports are arrayed along the lateral direction of the substrate when viewed from the position facing the main surface. The partition includes a non-contact portion that is not in contact with the supporting member and a contact portion that is in contact with the supporting member. Of the liquid supply ports, adjacent liquid supply ports communicate with each other in the lateral direction through a gap between the non-contact portion and the supporting member, and liquid flows through the gap.
    Type: Grant
    Filed: November 3, 2021
    Date of Patent: December 12, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventors: Makoto Watanabe, Junichiro Iri, Naruyuki Nojo, Motoaki Sato, Yusuke Hashimoto
  • Publication number: 20230392223
    Abstract: A grain oriented electrical steel sheet has excellent insulation property and includes: a steel sheet; and a coating disposed on each of both surfaces of the steel sheet, wherein an interlaminar current value after a rubbing test is not more than 0.10 A, the rubbing test being conducted by stacking two sheets of the grain oriented electrical steel sheet and rubbing the two sheets against each other to make 90 reciprocations under conditions of a surface pressure of 200 Pa, a rubbing speed of 0.10 m/s, and a reciprocating stroke of 50 mm.
    Type: Application
    Filed: July 26, 2021
    Publication date: December 7, 2023
    Applicant: JFE STEEL CORPORATION
    Inventors: Makoto WATANABE, Takashi TERASHIMA, Karin KOKUFU
  • Patent number: 11756713
    Abstract: A grain-oriented magnetic steel sheet with chromium-free insulating tension coating includes a grain-oriented magnetic steel sheet and an insulating tension coating containing a phosphate salt and silica on a surface of the grain-oriented magnetic steel sheet, the coating further including a crystalline compound represented by the general formula (1): MII3MIII4(XVO4)6 . . . (1). A method for producing a grain-oriented magnetic steel sheet with chromium-free insulating tension coating includes applying an insulating tension coating liquid to a surface of a finish annealed grain-oriented magnetic steel sheet, the coating liquid including colloidal silica, a phosphate salt and a metal element M-containing compound in a specific ratio, and heat treating the steel sheet at least one time at a temperature of not less than 900° C. in an atmosphere including a non-oxidizing gas and having a dew point of not more than 0° C.
    Type: Grant
    Filed: September 8, 2017
    Date of Patent: September 12, 2023
    Assignee: JFE STEEL CORPORATION
    Inventors: Souichiro Yoshizaki, Makoto Watanabe, Ryuichi Suehiro
  • Patent number: 11692272
    Abstract: Provided are coated metal, the metal having improved properties due to a novel coating, a coating-forming treatment solution for forming the novel coating, and a method for producing the coated metal that has the novel coating. The coated metal includes metal and a coating formed on the metal. The coating includes Si, P, and O, and at least one selected from the group consisting of Mg, Ca, Ba, Sr, Zn, Al, and Mn. The coating includes a compound having a NASICON-type crystal structure represented by the general formula MIMIV2(MVO4)3.
    Type: Grant
    Filed: February 8, 2022
    Date of Patent: July 4, 2023
    Assignee: JFE Steel Corporation
    Inventors: Takashi Terashima, Makoto Watanabe, Toshito Takamiya