Patents by Inventor Masaru Takahashi

Masaru Takahashi 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: 11952646
    Abstract: Provided is a grain-oriented electrical steel sheet including a base steel sheet, an intermediate layer which is disposed in contact with the base steel sheet and mainly includes silicon oxide, and an insulation coating which is disposed in contact with the intermediate layer and mainly includes phosphate and colloidal silica, in which the base steel sheet contains predetermined chemical composition, BN having an average particle size of 50 to 300 nm is present, when an emission intensity of B is measured using glow discharge emission analysis, predetermined conditions are satisfied, and a ratio of a major axis to a minor axis of BN is 1.5 or less.
    Type: Grant
    Filed: January 16, 2020
    Date of Patent: April 9, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Masato Yasuda, Yoshihiro Arita, Masaru Takahashi, Yoshiyuki Ushigami, Shohji Nagano
  • Patent number: 11952641
    Abstract: A non oriented electrical steel sheet consists of a silicon steel sheet and an insulation coating. The silicon steel sheet includes an internally oxidized layer containing SiO2 in a surface thereof, an average thickness of the internally oxidized layer is 0.10 to 5.0 ?m, and a Vickers hardness in the internally oxidized layer is 1.15 to 1.5 times as compared with a Vickers hardness in a thickness central area.
    Type: Grant
    Filed: March 20, 2019
    Date of Patent: April 9, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Masaru Takahashi, Takeru Ichie, Tesshu Murakawa, Shinichi Matsui, Fuminobu Murakami
  • Patent number: 11939013
    Abstract: An object of the present invention is to provide a steering control device capable of reducing a steering amount while securing operability of a driver according to a traveling condition. A steering control device 61 forming a steer-by-wire system, which has no physical connection between a steering shaft by a driver and an actual steered angle of a vehicle wheel, the steering control device including an actual steered angle calculation unit 74 that determines the actual steered angle based on a steering angle and a steering torque generated on the steering shaft.
    Type: Grant
    Filed: August 19, 2019
    Date of Patent: March 26, 2024
    Assignee: Hitachi Astemo, Ltd
    Inventors: Shinya Kasai, Kotaro Shiino, Junya Takahashi, Masaru Yamasaki
  • Publication number: 20240097508
    Abstract: A rotary electric machine (1000) including: a rotor (200); a stator (100) surrounding a periphery of the rotor (200); a first recessed portion (133) disposed in an inner circumferential surface of a back yoke (130) of the stator (100), and extending in an axial direction of the stator (100); and a tooth (120) having one end fitted in the first recessed portion (133), a clearance formed between the first recessed portion (133) and the one end of the tooth (120) fitted in the first recessed portion (133) being smaller in a circumferential direction of the stator (100) than in a radial direction of the stator (100).
    Type: Application
    Filed: November 24, 2021
    Publication date: March 21, 2024
    Inventors: Hirooki TOKOI, Mizuki NAKAHARA, Toshifumi SUZUKI, Masaru AMAIKE, Shuuichi TAKAHASHI, Yasuei YONEOKA, Toru SAKAI
  • Publication number: 20240086300
    Abstract: Provided is a service graph analysis device 10 which detects anomalies of a monitored service 100 that implements specific features by a chained operation of multiple components. The service graph analysis device 10 includes an extraction unit 11 configured to extract a processing start event and a processing end event from monitoring data and generate a firing sequence arranging the events in chronological order, the monitoring data including information on a series of processing in the monitored service 100; and a detection unit 12 configured to determine whether the event arranged in the firing sequence can be fired in a service graph illustrating a dependency between components constituting the monitored service 100, and detect anomalies in a case where there is a non-fired event.
    Type: Application
    Filed: January 8, 2021
    Publication date: March 14, 2024
    Inventors: Masaru Sakai, Kensuke TAKAHASHI
  • Publication number: 20240067210
    Abstract: A driving control system 1 includes a camera unit 11 and a transceiver 18 which are mounted to a vehicle 5. The driving control system 1 also includes a transceiver 74, an information recognition_ECU 72 which recognizes road traffic information based on first road traffic detection information received by the transceiver 74 through the transceiver 18, and a traveling_ECU 73 which computes control information for the vehicle 5 based on the road traffic information, which are provided to a traffic control apparatus 70 disposed in each predetermined traffic control area. The driving control system 1 also includes an E/G_ECU 23, a PS_ECU 24, and a BK_ECU 25 which are mounted to the vehicle 5 and execute driving control based on the control information received by the transceiver 18 through the transceiver 74.
    Type: Application
    Filed: December 23, 2021
    Publication date: February 29, 2024
    Applicant: SUBARU CORPORATION
    Inventors: Hajime OYAMA, Kengo KOBAYASHI, Norikazu EBISAWA, Yasuhiro TAKAHASHI, Hiroaki KAWAMURA, Masaru NAKANISHI
  • Patent number: 11898215
    Abstract: The grain-oriented electrical steel sheet according to the present invention is a grain-oriented electrical steel sheet having a base steel sheet (1), an intermediate layer (4) disposed to be in contact with the base steel sheet (1), and an insulation coating (3) disposed to be in contact with the intermediate layer (4), and the grain-oriented electrical steel sheet includes a surface of the base steel sheet (1) having a groove (G) which extends in a direction intersecting a rolling direction of the base steel sheet (1), in which in a cross-sectional view of a plane parallel to the rolling direction and a sheet thickness direction of the base steel sheet (1), when a region between end portions of the groove (G) is defined as a groove part (RG), an average thickness of the intermediate layer (4) of the groove part (RG) is 0.5 times or more and 3.
    Type: Grant
    Filed: January 16, 2020
    Date of Patent: February 13, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Yoshiyuki Ushigami, Shinji Yamamoto, Fumiaki Takahashi, Hideyuki Hamamura, Shinsuke Takatani, Masaru Takahashi
  • Patent number: 11884816
    Abstract: A resin particle includes a binder resin; a fluorescent colorant A; and a colorant B other than the fluorescent colorant A, in which the resin particle includes a region RA in which a content of the fluorescent colorant A is larger than a content of the colorant B and a region RB in which a content of the colorant B is larger than a content of the fluorescent colorant A.
    Type: Grant
    Filed: July 22, 2020
    Date of Patent: January 30, 2024
    Assignee: FUJIFILM BUSINESS INNOVATION CORP.
    Inventors: Yukiaki Nakamura, Masaru Takahashi, Ryutaro Kembo
  • Publication number: 20230395319
    Abstract: A wound core (10) in which, in a laminating direction, when the surface roughness of a steel sheet portion in a direction connecting a center in a sheet thickness direction of a grain-oriented electrical steel sheet (1) positioned on the innermost periphery of the wound core among the laminated grain-oriented electrical steel sheets (1) and a center in the sheet thickness direction of the grain-oriented electrical steel sheet (1) positioned on the outermost periphery of the wound core (10) is Ral, and the surface roughness of the grain-oriented electrical steel sheet (1) in a direction parallel to a longitudinal direction on an end surface of a planar portion (4) of the laminated grain-oriented electrical steel sheet (1) is Rac, a ratio Ral/Rac between Rat and Rac satisfies the relationship of 1.5?Ral/Rac?12.0.
    Type: Application
    Filed: October 26, 2021
    Publication date: December 7, 2023
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Takahito MIZUMURA, Hisashi MOGI, Masato MIZOKAMI, Masaru TAKAHASHI
  • Publication number: 20230386740
    Abstract: In this method of producing a wound core, at least one bent portion (5) of one or more laminated grain oriented electrical steel sheets (1) is formed such that one side (1b) of the steel sheet (1) is placed and constrained on a die (30) and a punch (40) is press formed against a portion (1a) of the steel sheet (1) to be bent on the other free end side in the thickness (T) direction of the steel sheet. Outer surfaces of the die and the punch each have an arc portion (30a, 40a) having a predetermined curvature, and when the thickness of the steel sheet (1) is T, bent angles of the bent portions (5) are ?(°), a radius of curvature of the arc portion (30a) of the die is Rd, and a radius of curvature of the arc portion (40a) of the punch is Rp, relationships of Equations (1) to (5) below are satisfied. 0.02?T/(2Rd+T)?0.15 ??(1) 0.5 ?Rd ?3.0 ??(2) 0.15 ?T ?0.30 ??(3) 2.
    Type: Application
    Filed: October 26, 2021
    Publication date: November 30, 2023
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Masaru TAKAHASHI, Takahito MIZUMURA
  • Publication number: 20230317375
    Abstract: In a three-terminal multilayer ceramic capacitor, each of first through fourth external electrodes includes a base electrode layer including a conductive metal and a glass component, an organic layer including an organosilicon compound covering the base electrode layer, and a plating layer on the organic layer. On a surface of the organic layer in a portion facing the plating layer, an atomic concentration ratio of Si to Cu is greater than or equal to about 1.5% and less than or equal to about 5.5%, or greater than or equal to about 0.8% and less than or equal to about 2.8%, and a surface roughness is greater than or equal to about 0.334 and less than or equal to about 0.371, or greater than or equal to about 0.352 and less than or equal to about 0.395.
    Type: Application
    Filed: March 22, 2023
    Publication date: October 5, 2023
    Inventors: Yuichiro MORIMOTO, Toshiyuki NAKAMURA, Noriyuki OOKAWA, Daisho TSUBOKAWA, Masaru TAKAHASHI, Nobuyasu HAMAMORI
  • Publication number: 20230290569
    Abstract: A wound core (10) is a wound core having a wound shape (10) including a rectangular hollow portion (15) in a center and a portion in which grain-oriented electrical steel sheets (1) in which planar portions (4) and bent portions (5) are alternately continuous in a longitudinal direction are stacked in a sheet thickness direction, which is a wound core formed by stacking the grain-oriented electrical steel sheets(1) that have been individually bent in layers and assembled into a wound shape and in which the plurality of grain-oriented electrical steel sheets are connected to each other via at least one joining part (6) for each roll, wherein the bent portion (5) of the laminated grain-oriented electrical steel sheet (1) has an average Vickers hardness of 190 to 250 HV in an L cross section in the longitudinal direction which is a cross section of the grain-oriented electrical steel sheet (1) in a thickness direction.
    Type: Application
    Filed: October 26, 2021
    Publication date: September 14, 2023
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Takahito MIZUMURA, Hisashi MOGI, Masato MIZOKAMI, Masaru TAKAHASHI
  • Patent number: 11662348
    Abstract: The present invention relates to a method for detecting an antibody-drug-conjugate and relates to a method for determining the efficacy of an antibody-drug-conjugate with high accuracy by a quantitative technique for identifying an expression level of a target molecule in a target cell of the antibody-drug-conjugate and interactions therebetween. According to the method, visualizing a drug and an antibody, or components of an antibody-drug-conjugate, by immunostaining with a phosphor integrated dot enables detection of the antibody-drug-conjugate and the components.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: May 30, 2023
    Assignee: KONICA MINOLTA, INC.
    Inventors: Masaru Takahashi, Takeshi Shiraishi, Noboru Koyama
  • Publication number: 20230160034
    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 µm 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 µm/µm2, and a number density of Al oxides is 0.02 to 0.20 /µm2.
    Type: Application
    Filed: January 12, 2023
    Publication date: May 25, 2023
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Ichiro TANAKA, Ryutaro YAMAGATA, Nobusato MORISHIGE, Takashi KATAOKA, Masaru TAKAHASHI
  • Publication number: 20230069563
    Abstract: A particle-containing liquid having a medium and fluorescent dye-containing resin particles, wherein, in the particle-containing liquid obtained by adding fluorescent dye-containing resin particles to the medium, the rate of change in the backscatter intensity (transmitted light) at the center of the height of the particle-containing liquid left to stand for 24 hours after said addition is not less than ?1% based on the particle-containing liquid immediately after said addition, and wherein the fluorescent dye-containing resin particles have a particle size ranging from 40 nm to 200 nm.
    Type: Application
    Filed: November 3, 2022
    Publication date: March 2, 2023
    Inventors: Masaru TAKAHASHI, Fuminori OKADA
  • Publication number: 20230066692
    Abstract: Provided is a sample analysis apparatus including: a syringe pump; a channel switch valve; a mixing container; a detection unit configured to detect a concentration of a specified substance contained in a sample solution; and a control unit configured to control the syringe pump and the channel switch valve. The channel switch valve includes a sample port, a reagent port, and a detection port connected to a detection pipe on which the detection unit is arranged. The control unit controls the syringe pump and the channel switch valve to draw the reagent solution from the reagent pipe to the mixing container, draw the sample solution from the sample pipe to the mixing container, draw the reagent solution from the reagent pipe to the mixing container, and supply a mixture solution containing the sample solution and the reagent solution from the mixing container to the detection unit.
    Type: Application
    Filed: May 31, 2022
    Publication date: March 2, 2023
    Inventors: Masaru CHIYOMARU, Hiroaki MIKAWA, Yuuichi OKUZAKI, Masaru TAKAHASHI, Kohei KAWASAKI, Ayumi HAYASHI
  • Patent number: 11591668
    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 8, 2020
    Date of Patent: February 28, 2023
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Ichiro Tanaka, Ryutaro Yamagata, Nobusato Morishige, Takashi Kataoka, Masaru Takahashi
  • Patent number: 11535943
    Abstract: A grain-oriented electrical steel sheet has a steel sheet and an insulating coating which is formed on a surface of the steel sheet. In the insulating coating, a metal phosphate and a colloidal silica are contained, the colloidal silica is contained in an amount of 20 to 150 parts by mass with respect to 100 parts by mass of the metal phosphate, one or more kinds of fine particles selected from the group consisting of silicon carbide, silicon nitride, aluminum nitride, boron nitride, sialon, and cordierite are further contained in an amount of 0.5 to 7 parts by mass with respect to 100 parts by mass of the metal phosphate, an average particle size of the fine particles is 0.3 to 7.0 ?m, crystallized ratio of the metal phosphate is 2% to 40%, and chromium is not contained.
    Type: Grant
    Filed: October 31, 2017
    Date of Patent: December 27, 2022
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Kazutoshi Takeda, Tomoya Suenaga, Shuichi Yamazaki, Masaru Takahashi
  • Publication number: 20220402271
    Abstract: A cap includes a holder and a body fitted into the holder. The body covers a nozzle surface such that an enclosed space is defined between the body and the nozzle surface. The holder includes a first side wall extending upward from a first bottom wall and having a frame shape in a plan view, and a protrusion on an inner surface of the first side wall and extending in an up-down direction. The body includes a second side wall extending upward from a second bottom wall and having a frame shape in the plan view, a lip on an upper end of the second side wall and contactable with the nozzle surface, and a recessed groove in an outer surface of the second side wall, extending in the up-down direction, and in engagement with the protrusion.
    Type: Application
    Filed: June 13, 2022
    Publication date: December 22, 2022
    Inventors: Yu KAMIYAMA, Hisaya MATSUOKA, Masaru TAKAHASHI
  • Publication number: 20220373918
    Abstract: A toner for developing an electrostatic charge image includes toner particles that include a binder resin, a releasing agent, a brilliant pigment, and an aminocarboxylic acid compound.
    Type: Application
    Filed: August 26, 2021
    Publication date: November 24, 2022
    Applicant: FUJIFILM BUSINESS INNOVATION CORP.
    Inventors: Asafumi FUJITA, Yukiaki NAKAMURA, Masaru TAKAHASHI