Patents by Inventor Ichiro Tanaka

Ichiro Tanaka 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: 12180684
    Abstract: A pipe protection unit includes: at least one inner low-pressure pipe which is a hydraulic pipe disposed along an attachment side surface which is one of a left side surface and a right side surface of a work attachment; at least one outer high-pressure pipe disposed along the attachment side surface at an outer position than the at least one inner low-pressure pipe, the at least one outer high-pressure pipe having an outer diameter larger than an outer diameter of the at least one inner low-pressure pipe; and a cover plate which is a plate that is disposed along the attachment side surface so as to be interposed between the at least one inner low-pressure pipe and the at least one outer high-pressure pipe and is supported by the work attachment, the cover plate covering at least a part of the at least one inner low-pressure pipe.
    Type: Grant
    Filed: March 23, 2022
    Date of Patent: December 31, 2024
    Assignee: KOBELCO CONSTRUCTION MACHINERY CO., LTD.
    Inventors: Tomonori Kidani, Ichiro Wada, Hiroki Tanaka
  • Patent number: 12173377
    Abstract: The grain-oriented electrical steel sheet is a grain-oriented electrical steel sheet which does not have an inorganic coating containing forsterite as a main component, including a base steel sheet having a predetermined chemical component, a silicon-containing oxide layer provided on the base steel sheet, an iron-based oxide layer provided on the silicon-containing oxide layer, and a tension-insulation coating provided on the iron-based oxide layer, having a thickness of 1 to 3 ?m, and containing phosphate and colloidal silica as main components. When elemental analysis is performed from a surface of the tension-insulation coating in a sheet thickness direction by glow discharge optical emission spectrometry, predetermined requirements are satisfied.
    Type: Grant
    Filed: January 16, 2020
    Date of Patent: December 24, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Kazutoshi Takeda, Ichiro Tanaka, Tomoya Suenaga, Takashi Kataoka, Yuki Kunita
  • Patent number: 12157936
    Abstract: Grain-oriented electrical steel sheet excellent in magnetic properties and excellent in adhesion of primary coating to steel sheet provided with a base metal steel sheet having a predetermined chemical composition and a primary coating formed on a surface of the base metal steel sheet and containing Mg2SiO4 as a main constituent, where a peak position of Al emission intensity obtained when performing elemental analysis by glow discharge optical emission spectrometry from a surface of the primary coating in a thickness direction of the grain-oriented electrical steel sheet is arranged within a range of 2.4 to 12.0 ?m from the surface of the primary coating in the thickness direction, a number density of Al oxides at the peak position of Al emission intensity and of a size of 0.2 ?m or more in terms of a circle equivalent diameter based on the area is 0.03 to 0.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: December 3, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Ryutaro Yamagata, Ichiro Tanaka
  • Patent number: 12152286
    Abstract: Grain-oriented electrical steel sheet excellent in magnetic properties and excellent in adhesion of the primary coating to the steel sheet is provided. This is provided with a base metal steel sheet containing a predetermined chemical composition and a primary coating formed on a surface of the base metal steel sheet and containing Mg2SiO4 as a main constituent. A peak position of Al emission intensity obtained when performing elemental analysis by glow discharge optical emission spectrometry from a surface of the primary coating in a thickness direction of the grain-oriented electrical steel sheet is arranged within a range of 2.0 to 10.0 ?m from the surface of the primary coating in the thickness direction. A number density of Al oxides of a size of 0.2 ?m or more in terms of a circle equivalent diameter based on the area at the peak position of Al emission intensity is 0.032 to 0.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: November 26, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Ryutaro Yamagata, Ichiro Tanaka
  • Patent number: 12134802
    Abstract: Grain-oriented electrical steel sheet excellent in magnetic properties and excellent in adhesion of the primary coating to the steel sheet is provided. The grain-oriented electrical steel sheet according to the present invention is provided with a base metal steel sheet containing a chemical composition containing, by mass %, C: 0.005% or less, Si: 0.5 to 7.0%, Mn: 0.05 to 1.00%, a total of S and Se: 0.005% or less, sol. Al: 0.005% or less, and N: 0.005% or less and having a balance comprised of Fe and impurities and with a primary coating formed on a surface of the base metal steel sheet and containing Mg2SiO4 as a main constituent, wherein a peak position of Al emission intensity obtained when performing elemental analysis by glow discharge optical emission spectrometry from a surface of the primary coating in a thickness direction of the grain-oriented electrical steel sheet is arranged within a range of 2.0 to 12.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: November 5, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Ryutaro Yamagata, Ichiro Tanaka
  • Patent number: 12104219
    Abstract: Grain-oriented electrical steel sheet excellent in magnetic properties and excellent in adhesion of a primary coating to the steel sheet is provided. The grain-oriented electrical steel sheet is provided with a base steel sheet having a chemical composition containing C: 0.005% or less, Si: 2.5 to 4.5%, Mn: 0.050 to 1.000%, a total of S and Se: 0.005% or less, sol. Al: 0.005% or less, and N: 0.005% or less and having a balance of Fe and impurities and a primary coating having Mg2 SiO4 as a main constituent formed on a surface of the base steel sheet. A peak position of Al emission intensity obtained when conducting elemental analysis by glow discharge spectrometry from a surface of the primary coating in a thickness direction is present in a range of 2.0 to 12.0 ?m from a surface of the primary coating to the thickness direction. A sum of perimeters of the Al oxides at the peak position of Al emission intensity is 0.20 to 1.00 ?m/?m2, and a number density of Al oxides is 0.02 to 0.20/?m2.
    Type: Grant
    Filed: January 12, 2023
    Date of Patent: October 1, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Ichiro Tanaka, Ryutaro Yamagata, Nobusato Morishige, Takashi Kataoka, Masaru Takahashi
  • Patent number: 12098129
    Abstract: To provide a novel therapeutic agent for fibrosis that induces selective cell death of lung fibroblasts and suppresses lung fibrosis without injuring alvocar epithelial cells. A pharmaceutical composition for treating fibrosis, the pharmaceutical composition comprising a compound of formula (I) or formula (II): wherein in formula (I), R1 represents a C1-4 alkyl group optionally substituted with a halogen atom, and l represents an integer of 3 to 6; and in formula (II), n represents an integer of 8 to 12, or a pharmaceutically acceptable salt thereof or a solvate of the compound or the salt thereof.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: September 24, 2024
    Assignees: LTT BIO-PHARMA CO., LTD., MUSASHINO UNIVERSITY
    Inventors: Tohru Mizushima, Ken-ichiro Tanaka
  • Patent number: 12091722
    Abstract: Grain-oriented electrical steel sheet and its method of manufacture are provided. The method includes a process of heating to 1280° C. or more and hot rolling a slab containing, by mass %, Bi and a predetermined composition of constituents and having a balance of Fe and impurities to obtain hot rolled steel sheet. After hot rolling annealing, the hot rolled steel sheet is cold rolled one time or more with process annealing performed interposed so as to obtain cold rolled steel sheet, followed by a process of rapidly heating then decarburization annealing the steel sheet, a process of coating the surface of the cold rolled steel sheet after decarburization annealing with an annealing separator comprising sulfates or sulfides and having MgO as its main constituent, then performing finish annealing, a process of performing strictly controlled finish annealing, and a process of coating an insulating coating, then performing flattening annealing.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: September 17, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Nobusato Morishige, Ryutaro Yamagata, Ichiro Tanaka, Takashi Kataoka, Haruhiko Atsumi, Yoshihiro Suwa, Kazumi Mizukami
  • Publication number: 20240261375
    Abstract: A pharmaceutical composition including a lecithinized superoxide dismutase, for treating or preventing a disorder associated with administration of an anticancer agent. A method for treating or preventing a disorder associated with administration of an anticancer agent, including administering a lecithinized superoxide dismutase to a subject in need thereof. The disorder associated with administration of an anticancer agent is a disorder selected from a neurological disorder, a liver disorder, drug-induced deafness, a kidney disorder, myelosuppression, and a combination of one or more thereof.
    Type: Application
    Filed: May 17, 2022
    Publication date: August 8, 2024
    Applicants: LTT BIO-PHARMA CO., LTD., MUSASHINO UNIVERSITY
    Inventors: Zhiwei QIAO, Manami HONDA, Shouta AKIMOTO, Tomoki SASAKI, Noriko KAJI, Koichiro FUKUDA, Tohru MIZUSHIMA, Ken-ichiro TANAKA
  • Patent number: 12057248
    Abstract: This electrical steel sheet is an electrical steel sheet in which at least part of either or both surfaces of a base steel sheet is coated with an insulation coating having an adhesive ability, wherein a logarithmic decrement of the insulation coating in a temperature range of 25 to 100° C. is 0.3 or less.
    Type: Grant
    Filed: June 17, 2021
    Date of Patent: August 6, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Shinsuke Takatani, Kazutoshi Takeda, Ichiro Tanaka
  • Patent number: 12037511
    Abstract: This coating composition for an electrical steel sheet is a coating composition for an electrical steel sheet containing an epoxy resin, a high-temperature curing agent, and inorganic fine particles, wherein a content of the high-temperature curing agent with respect to 100 parts by mass of the epoxy resin is 5 to 30 parts by mass, wherein the inorganic fine particles are one or more selected from metal hydroxides, metal oxides that react with water at 25° C. to become metal hydroxides and silicate minerals having a hydroxyl group, wherein the volume average particle diameter of the inorganic fine particles is 0.05 to 2.0 ?m, wherein a content of the epoxy resin with respect to a total mass of the coating composition for an electrical steel sheet is 45 mass % or more, and wherein a content of the inorganic fine particles with respect to 100 parts by mass of the epoxy resin is 1 to 100 parts by mass.
    Type: Grant
    Filed: June 17, 2021
    Date of Patent: July 16, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Kazutoshi Takeda, Ichiro Tanaka, Minako Fukuchi, Shinsuke Takatani, Shuichi Yamazaki
  • Patent number: 12005487
    Abstract: Provided is a method of manufacturing a laminated core by punching electrical steel strips including an insulation coating to obtain core single sheets and laminating the core single sheets, the method including: pressurizing two or more electrical steel strips using a guide roller to temporarily bond the electrical steel strips immediately before the punching; and obtaining the core single sheets by performing the punching after inserting the two or more electrical steel strips after the temporary bonding into a punching die.
    Type: Grant
    Filed: June 17, 2021
    Date of Patent: June 11, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Ichiro Tanaka, Kazutoshi Takeda, Minako Fukuchi, Shinsuke Takatani, Shuichi Yamazaki
  • Patent number: 11993835
    Abstract: A grain-oriented electrical steel sheet is a grain-oriented electrical steel sheet which does not have an inorganic coating containing forsterite as a main component and which includes: a base steel sheet containing a prescribed chemical component; a silicon-containing oxide layer provided on the base steel sheet; an iron-based oxide layer provided on the silicon-containing oxide layer; and a tension-insulation coating provided on the iron-based oxide layer, having a thickness of 1 to 3 ?m, and containing phosphate and colloidal silica as main components. When the tension-insulation coating undergoes elemental analysis using a glow discharge optical emission spectrometry in a sheet thickness direction from a surface of the tension-insulation coating, a peak Si emission intensity satisfies a prescribed requirement.
    Type: Grant
    Filed: January 16, 2020
    Date of Patent: May 28, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Kazutoshi Takeda, Ichiro Tanaka, Takashi Kataoka, Tomoya Suenaga, Yuki Kunita
  • Patent number: 11948711
    Abstract: A grain oriented electrical steel sheet includes a base steel sheet, a glass film, and a tension-insulation coating. When a glow discharge emission spectroscopy is conducted from a surface of the glass film toward a depth direction, an analysis starting time Ts, a time TAlp at which Al shows a maximum emission intensity, an Al emission intensity F(TAlp) at the TAlp, a time TSip at which Si shows a maximum emission intensity, and an Al emission intensity F(TSip) at the TSip satisfy 0.05?F(TSip)/F(TAlp)?0.50 and 2.0?(TAlp?Ts)/(TSip?Ts)?5.0.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: April 2, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Takashi Kataoka, Ichiro Tanaka, Haruhiko Atsumi, Kazutoshi Takeda, Ryutaro Yamagata, Nobusato Morishige
  • Publication number: 20240096531
    Abstract: There is provided a non-oriented electrical steel sheet having a predetermined chemical composition, in which an area fraction of a crystal structure A composed of crystal grains having a grain size of 100 ?m or more is 1% to 30% in a cross section parallel to a rolled plane of the non-oriented electrical steel sheet, an average grain size of a crystal structure B which is a crystal structure other than the crystal structure A is 40 ?m or less, and a Vickers hardness HvA of the crystal structure A and a Vickers hardness HvB of the crystal structure B satisfy Equation 1 ((HvA2+HvB2)/2?(HvA+HvB)2/4?7.0).
    Type: Application
    Filed: March 28, 2022
    Publication date: March 21, 2024
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Ichiro TANAKA, Takeaki WAKISAKA, Tesshu MURAKAWA, Yoshiaki NATORI, Hiroshi FUJIMURA
  • Publication number: 20240084415
    Abstract: This non-oriented electrical steel sheet includes a base material having a chemical composition including Si: 3.7 to 4.8%, wherein a recrystallization rate is less than 100% in terms of an area fraction, the following Formula (i) and Formula (ii) are satisfied, and the tensile strength is more than 700 MPa. 4.3?Si+sol. Al+0.5×Mn?4.9??(i) (B50(0°)+2×B50(45°)+B50(90°))/4?1.
    Type: Application
    Filed: March 31, 2022
    Publication date: March 14, 2024
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Hiroyoshi YASHIKI, Yoshiaki NATORI, Kazutoshi TAKEDA, Ichiro TANAKA, Yoshihiro ARITA, Hiroki HORI, Wataru OHASHI
  • Publication number: 20240034903
    Abstract: An electrical steel sheet used for a laminated core is an electrical steel sheet including an insulation coating 3 on a surface of a base steel sheet 2, the insulation coating being coated with a coating composition for an electrical steel sheet. The coating composition for an electrical steel sheet includes: an epoxy resin; an epoxy resin curing agent; and an elastomer-modified phenolic resin, in which the amount of the elastomer-modified phenolic resin is 10 parts by mass to 100 parts by mass with respect to 100 parts by mass of the epoxy resin.
    Type: Application
    Filed: June 17, 2021
    Publication date: February 1, 2024
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Kazutoshi TAKEDA, Shinsuke TAKATANI, Minako FUKUCHI, Ichiro TANAKA
  • Publication number: 20240013959
    Abstract: A non oriented electrical steel sheet includes, as a chemical composition, by mass %, 1.0% or more and 5.0% or less of Si, wherein a sheet thickness is 0.10 mm or more and 0.35 mm or less, an average grain size is 30 ?m or more and 200 ?m or less, an X1 value defined by X1=(2×B50L+B50C)/(3×IS) is less than 0.845, an E1 value defined by E1=EL/EC is 0.930 or more, and an iron loss W10/1k is 80 W/kg or less.
    Type: Application
    Filed: July 10, 2023
    Publication date: January 11, 2024
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Takeaki WAKISAKA, Ichiro TANAKA
  • Patent number: 11866812
    Abstract: A grain oriented electrical steel sheet includes a base steel sheet, an oxide layer, and a tension-insulation coating. When a glow discharge spectroscopy is conducted in a region from a surface of the tension-insulation coating to an inside of the base steel sheet, a sputtering time Fe0.5 at which a Fe emission intensity becomes 0.5 times as compared with a saturation value thereof and a sputtering time Fe0.05 at which a Fe emission intensity becomes 0.05 times as compared with the saturation value satisfy (Fe0.5?Fe0.05)/Fe0.5?0.35. A maximal point of a Cr emission intensity is included between the Fe0.05 and the Fesat. Moreover, a magnetic flux density B8 in a rolling direction of the grain oriented electrical steel sheet is 1.90 T or more.
    Type: Grant
    Filed: February 7, 2020
    Date of Patent: January 9, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Ichiro Tanaka, Takashi Kataoka, Kazutoshi Takeda, Masamitsu Kubota, Hirotoshi Tada
  • Patent number: 11859265
    Abstract: A non oriented electrical steel sheet includes, as a chemical composition, by mass %, 1.0% or more and 5.0% or less of Si, wherein a sheet thickness is 0.10 mm or more and 0.35 mm or less, an average grain size is 30 ?m or more and 200 ?m or less, an X1 value defined by X=(2×B50L+B50C)/(3×IS) is less than 0.845, an X2 value defined by X2=(B50L+2×B50D+B50C)/(4×IS) is 0.800 or more, and an iron loss W10/1k is 80 W/kg or less.
    Type: Grant
    Filed: December 8, 2022
    Date of Patent: January 2, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Ichiro Tanaka, Takeaki Wakisaka, Shun Ota