Patents Assigned to Toyo Kohan Co., Ltd.
  • Patent number: 10873061
    Abstract: A nickel-plated heat-treated steel sheet for a battery can, having a nickel layer with a nickel amount of 4.4 to 26.7 g/m2 on a steel sheet. When the Fe intensity and the Ni intensity are continuously measured along the depth direction from the surface of the nickel-plated heat-treated steel sheet for a battery can, by using a high frequency glow discharge optical emission spectrometric analyzer, the difference between the depth at which the Fe intensity exhibits a first predetermined value and the depth at which the Ni intensity exhibits a second predetermined value is less than 0.04 ?m.
    Type: Grant
    Filed: December 5, 2016
    Date of Patent: December 22, 2020
    Assignee: Toyo Kohan Co., Ltd.
    Inventors: Kota Sadaki, Koh Yoshioka
  • Publication number: 20200391479
    Abstract: The present invention is intended to provide a roll-bonded laminate, in which an ultrathin metal layer is laminated on another metal without generation of wrinkles, cracks and the like. A roll-bonded laminate formed by lamination of at least three layers, which comprises a peelable carrier layer 10, an ultrathin metal layer 20 and a metallic foil 30, wherein the thickness of the ultrathin metal layer 20 is 0.5 ?m or more and 20 ?m or less.
    Type: Application
    Filed: March 12, 2019
    Publication date: December 17, 2020
    Applicant: TOYO KOHAN CO., LTD.
    Inventor: Yusuke HASHIMOTO
  • Patent number: 10864596
    Abstract: It is an objective of the present invention to provide a metal laminate material, which has sufficient strength as well as molding processability, lightweight properties, and radiation performance, which is a metal laminate material that has a two-layer structure of a stainless steel layer and an aluminum layer or a three-layer structure of a 1st stainless steel layer, an aluminum layer, and a 2nd stainless steel layer, wherein tensile strength TS is 200?TS?550 (MPa), elongation EL is not less than 15%, and a surface hardness Hv of the stainless steel layer is not more than 300 for the metal laminate material.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: December 15, 2020
    Assignee: Toyo Kohan Co., Ltd.
    Inventors: Kouji Nanbu, Teppei Kurokawa, Takashi Koshiro, Hironao Okayama
  • Patent number: 10858751
    Abstract: A surface-treated steel sheet for cans forming a coating of a compound containing chiefly Zr and containing F, the amount of Zr being 80 to 200 mg/m2 and the amount of F being not less than 12 mg/m2 in the coating on the surface that becomes the outer surface side of the can. The surface-treated steel sheet is capable of effectively preventing the resin coating from peeling on the outer surface side of the can at dented portions.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: December 8, 2020
    Assignees: TOYO SEIKAN CO., LTD., TOYO KOHAN CO., LTD.
    Inventors: Mitsuhide Aihara, Wataru Kurokawa, Munemitsu Hirotsu, Kunihiro Yoshimura, Satoko Harada, Kousuke Sasaki, Masahiko Matsukawa, Miwa Uchikawa, Keisuke Yoshida
  • Patent number: 10847830
    Abstract: Provided are conducting members for fuel cells obtained by applying a protective film forming agent to a surface-treated base material having a base material and at least one alloy plating layer formed on the base material in order to form a protective film on the alloy plating layer, and thereafter subjecting the surface-treated base material to an acid treatment. In the conducting members for fuel cells of the present invention, the protective film forming agent preferably contains a mixture of a compound having a thiol group and an azole-based compound, and/or an azole-based compound having a thiol group. In the conducting members for fuel cells of the present invention, the acid treatment is preferably a treatment using sulfuric acid or nitric acid.
    Type: Grant
    Filed: June 16, 2016
    Date of Patent: November 24, 2020
    Assignee: TOYO KOHAN CO., LTD.
    Inventors: Tomoyuki Tsuruda, Takahiro Yoshida, Kazumasa Shimata
  • Publication number: 20200321566
    Abstract: A surface-treated steel sheet, including: a steel sheet; and a nickel-cobalt-iron diffusion layer formed as an outermost surface layer on the steel sheet. When a content of Ni, a content of Co and a content of Fe of the nickel-cobalt-iron diffusion layer are determined based on a Ni intensity, a Co intensity and a Fe intensity each sequentially measured in the depth direction from the surface side of the nickel-cobalt-iron diffusion layer by a radio frequency glow discharge optical emission spectrometry, a content of Co at a specific depth position D, InCo_D, is 5% by mass or higher and a content of Fe at the specific depth position D, InFe_D, is 11% by mass or higher, the specific depth position D being a position where the Ni intensity is 0.5% of the maximum value of the Ni intensity. Also disclosed is a method for manufacturing the surface-treated steel sheet.
    Type: Application
    Filed: October 26, 2018
    Publication date: October 8, 2020
    Applicant: TOYO KOHAN CO., LTD.
    Inventors: Yuji NAKANO, Daisuke MATSUSHIGE, Koh YOSHIOKA
  • Patent number: 10748678
    Abstract: This invention provides a substrate for a superconducting wire used for manufacturing a superconducting wire with excellent superconductivity and a method for manufacturing the same. Such substrate for a superconducting wire exhibits the crystal orientation of metals on the outermost layer, such as a c-axis orientation rate of 99% or higher, a ?? of 6 degrees or less, and a percentage of an area in which the crystal orientation is deviated by 6 degrees or more from the (001) [100] per unit area of 6% or less.
    Type: Grant
    Filed: October 23, 2015
    Date of Patent: August 18, 2020
    Assignees: Toyo Kohan Co., Ltd., Sumitomo Electric Industries, Ltd.
    Inventors: Teppei Kurokawa, Yusuke Hashimoto, Hironao Okayama, Tatsuoki Nagaishi, Kotaro Ohki, Genki Honda
  • Publication number: 20200190595
    Abstract: The present invention easily identifies a genotype for gene mutations related to myeloproliferative neoplasms. The present invention comprises a mutant probe that specifically hybridizes with a gene mutation related to myeloproliferative neoplasms in JAK2, a mutant probe that specifically hybridizes with a gene mutation related to myeloproliferative neoplasms in CALR, and a mutant probe that specifically hybridizes with a gene mutation related to myeloproliferative neoplasms in MPL.
    Type: Application
    Filed: June 28, 2018
    Publication date: June 18, 2020
    Applicants: Toyo Kohan Co., Ltd., Yamaguchi University
    Inventors: Emi Takamitsu, Mitsuyoshi Oba, Junichi Morihiro, Hirofumi Yamano, Toshiaki Yujiri, Masafumi Matsuguma
  • Patent number: 10665825
    Abstract: A surface-treated steel sheet for battery containers is provided. The surface-treated sheet is used to form a battery container for a battery. The battery uses a nonaqueous electrolytic solution as an electrolytic solution. The surface-treated steel sheet includes a base material made of steel and an iron-nickel diffusion layer formed by performing thermal diffusion treatment after forming a nickel plating layer at least on a surface of the base material to be located at the inner surface side of the battery container. The iron-nickel diffusion layer has an outermost layer of which a ratio of Ni and Fe is 7.5 or less as a molar ratio of Ni/Fe. The iron-nickel diffusion layer has a thickness of 0.6 ?m or more.
    Type: Grant
    Filed: January 22, 2018
    Date of Patent: May 26, 2020
    Assignee: Toyo Kohan Co., Ltd.
    Inventors: Shinichirou Horie, Tatsuo Tomomori, Koh Yoshioka
  • Patent number: 10629917
    Abstract: A separator for fuel cells is provided. The separator includes: a base material; an underlying plate layer formed on the base material; and a gold plate layer formed on the underlying plate layer by means of electroless plating. The separator is characterized in that a face of the underlying plate layer facing the gold plate layer has an arithmetic average roughness Ra of 80 nm or less. According to the present invention, there can be provided a separator for fuel cells in which the gold plate layer can be uniformly formed for irregular parts that constitute gas flow channels and the occurrence of unformed parts and pinholes in the gold plate layer is prevented without increasing the film thickness of the gold plate layer and which is excellent in the corrosion resistance and the conductivity.
    Type: Grant
    Filed: November 26, 2013
    Date of Patent: April 21, 2020
    Assignee: TOYO KOHAN CO., LTD.
    Inventor: Nobuaki Mukai
  • Publication number: 20200115740
    Abstract: A therapeutic effect of irinotecan is predicted using a predetermined genetic polymorphism. A genetic polymorphism identified by rs1980576 in APCDD1L gene, or a genetic polymorphism in linkage disequilibrium with the above genetic polymorphism is analyzed, and determination is performed based on the genotype of the genetic polymorphism.
    Type: Application
    Filed: June 22, 2018
    Publication date: April 16, 2020
    Applicants: Yamaguchi University, Toyo Kohan Co., Ltd.
    Inventors: Ryouichi Tsunedomi, Shoichi Hazama, Hiroaki Nagano
  • Publication number: 20200035960
    Abstract: A surface-treated metal plate including: a metal plate; and a nickel-cobalt binary alloy layer formed on the metal plate. When a part having a content ratio of oxygen atoms of 5 atomic % or more as measured by X-ray photoelectron spectroscopic analysis is an oxide coating film, the nickel-cobalt binary alloy layer contains the oxide coating film with a thickness of 0.5 to 30 nm on a surface thereof, and when a pressure cooker test including temperature increasing, retention for 72 hours under a water-vapor atmosphere at a temperature of 105° C. and a relative humidity of 100% RH, and temperature decreasing is performed, the amount of increase in the thickness of the oxide coating film is 28 nm or less.
    Type: Application
    Filed: March 30, 2018
    Publication date: January 30, 2020
    Applicant: TOYO KOHAN CO., LTD.
    Inventors: Yuji NAKANO, Daisuke MATSUSHIGE, Koh YOSHIOKA
  • Publication number: 20200031096
    Abstract: This invention provides a metal laminate that maintains functionality such as radiation performance and is excellent in dimensional accuracy after press work. Such metal laminate is a roll-bonded laminate composed of 2 or more metal layers, which exhibits a ratio ?/T of the standard deviation ? of thickness T1 of the outermost layer to thickness T of the roll-bonded laminate of 0% of 4.0%, the thickness T of 2 mm or less, and the deviation of the thickness T of 4.0% or less.
    Type: Application
    Filed: February 7, 2018
    Publication date: January 30, 2020
    Applicant: Toyo Kohan Co., Ltd.
    Inventors: Kota Sadaki, Teppei Kurokawa, Yusuke Hashimoto, Takafumi Hatakeda
  • Patent number: 10525670
    Abstract: An alloy plate coated material including a base material and an alloy plate layer which is formed on the base material to constitute an outermost layer and is formed from a M1-M2-M3 alloy. M1 is at least one element selected from Ni, Fe, Co, Cu, Zn and Sn. M2 is at least one element selected from Pd, Re, Pt, Rh, Ag and Ru. M3 is at least one element selected from P and B. The alloy plate layer has a molar ratio of M1 to M2 (M1/M2) of 0.005 to 0.5.
    Type: Grant
    Filed: June 5, 2018
    Date of Patent: January 7, 2020
    Assignee: TOYO KOHAN CO., LTD.
    Inventors: Nobuaki Mukai, Tomoyuki Tsuruda, Takahiro Yoshida
  • Patent number: 10526109
    Abstract: Provided is a container-use surface treated steel sheet which is manufactured without using chromium and exhibits excellent working adhesion with a coated organic resin, a method of manufacturing the container-use surface treated steel sheet, an organic resin coated surface treated steel sheet. The container-use surface treated steel sheet is a surface treated steel sheet where nickel plating is applied to at least one-side surface of surfaces of a steel sheet by coating, wherein nickel plating has a fine particle shape formed by fine particles which has particle density of 2 to 500 pieces/?m2 and having an average particle size of 0.05 to 0.7 ?m. The container-use surface treated steel sheet is also characterized in that a coating weight of the nickel plating of the container-use surface treated steel sheet is 0.1 to 12 g/m2, metal tin is contained in coating of the nickel plating, and an amount of metal tin is 0.05 to 0.1 g/m2.
    Type: Grant
    Filed: May 24, 2013
    Date of Patent: January 7, 2020
    Assignee: TOYO KOHAN CO., LTD.
    Inventors: Shinichi Taya, Hiroshi Doi, Etsuro Tsutsumi, Kota Sadaki, Masahiro Kai
  • Publication number: 20190333535
    Abstract: Provided are a thin hard disk substrate that is scratch-resistant on the disk surface and wobbles less during rotation and a hard disk device including such a hard disk substrate. The hard disk substrate 1 includes an aluminum alloy substrate 2 having NiP plating films 3 on the surfaces. The aluminum alloy substrate 2 has the Vickers hardness of 60 Hv or more, the ratio between the thickness of the NiP plating films 3 and the thickness of the Al alloy substrate 2 is 3.8% or more, the Young's modulus of the hard disk substrate 1 is 74.6 GPa or more, and the Vickers hardness of the hard disk substrate 1 is 293 Hv or more.
    Type: Application
    Filed: December 28, 2017
    Publication date: October 31, 2019
    Applicant: Toyo Kohan Co., Ltd.
    Inventors: Ayaka Takimoto, Nobuaki Mukai
  • Patent number: 10450601
    Abstract: A buffer composition for hybridization of a target nucleic acid is provided. The nucleic acid can include a nucleotide to be detected with a nucleic acid probe. The probe can contain a nucleotide sequence complementary to the target nucleic acid. The buffer can include a blocking nucleic acid having a nucleotide sequence complementary to a non-target nucleic acid having a nucleotide not to be detected corresponding to the nucleotide to be detected. The buffer composition can suppress non-specific hybridization to the nucleic acid probe even when a non-target nucleic acid is present. The use of the buffer composition can achieve excellent detection efficiency of the target nucleic acid.
    Type: Grant
    Filed: September 1, 2014
    Date of Patent: October 22, 2019
    Assignees: Toyo Kohan Co., Ltd., Yamaguchi University
    Inventors: Shuichi Kamei, Mayuko Hosoya, Masaaki Oka, Shoichi Hazama, Ryouichi Tsunedomi
  • Patent number: 10441991
    Abstract: There is provided a method of manufacturing a cylindrical container using a metal sheet on at least one surface of which the metal is exposed. The method includes: obtaining a blank having a hexagonal shape from the metal sheet; and processing the blank into a cylindrical shape by pressing a central part of the blank with a punch in a state in which a peripheral part of the blank is clamped between a die for drawing process and a blank holder. The method is characterized by the following features. At least one of the die for drawing process and the blank holder has a groove-formed area at a portion of a surface thereof. The portion corresponds to a side of the blank. The groove-formed area is formed with a plurality of grooves along the circumferential direction.
    Type: Grant
    Filed: August 28, 2013
    Date of Patent: October 15, 2019
    Assignee: TOYO KOHAN CO., LTD
    Inventors: Yasuyuki Ikeda, Shinichi Taya, Kota Sadaki
  • Patent number: 10309028
    Abstract: Provided is a method for producing a surface-treated steel sheet including the step of forming a layer mainly composed of an oxygen compound containing Al onto a tin-plated steel sheet by conducting cathode electrolytic treatment to the tin-plated steel sheet using an electrolytic treatment solution containing Al ions and nitrate ions. For the electrolytic treatment solution, an electrolytic treatment solution not containing F ions and where the amount of nitrate ions contained is 11,500 to 25,000 ppm by weight is used.
    Type: Grant
    Filed: August 20, 2014
    Date of Patent: June 4, 2019
    Assignees: TOYO KOHAN CO., LTD., TOYO SEIKAN CO., LTD.
    Inventors: Kunihiro Yoshimura, Masanobu Matsubara, Marie Sasaki, Masahiko Matsukawa, Keisuke Yoshida, Wataru Kurokawa, Munemitsu Hirotsu, Mitsuhide Aihara
  • Publication number: 20190161791
    Abstract: In the case of using a blocking nucleic acid to prevent non-specific hybridization of a target nucleic acid with a nucleic acid probe, further excellent efficiency of detecting the target nucleic acid is achieved. A buffer composition used in hybridization of a target nucleic acid with a nucleic acid probe, wherein the buffer composition for hybridization contains a blocking nucleic acid comprising a nucleotide sequence complementary to a region comprising at least a non-detection target nucleotide in a non-target nucleic acid, in a concentration of one or more times higher than the concentration of a nucleic acid in a nucleic acid mixture consisting of the target nucleic acid and the non-target nucleic acid.
    Type: Application
    Filed: August 2, 2017
    Publication date: May 30, 2019
    Applicants: TOYO KOHAN CO., LTD., YAMAGUCHI UNIVERSITY
    Inventors: Toshiya TSUDA, Shuichi KAMEI, Mitsuyoshi OBA, Hirofumi YAMANO, Ryouichi TSUNEDOMI, Shoichi HAZAMA, Hiroaki NAGANO