Patents by Inventor Takuya Ishihara

Takuya Ishihara 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: 12122463
    Abstract: A steering apparatus includes first and second electric motors that rotate a steering shaft via speed reduction mechanisms, and the motors being disposed to face each other. The first electric motor, a first motor pulley, a second motor pulley and the second electric motor are arranged in order in a rotation axis direction. When a first system electric actuator (including a first nut and the first electric motor) and a second system electric actuator (including a second nut and the second electric motor) are provided to the common steering shaft, in a first axis direction, the first and second nuts can be arranged close to each other, reducing sizes of the peripheries of the nuts.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: October 22, 2024
    Assignee: Knorr-Bremse Commercial Vehicle Systems Japan Ltd.
    Inventors: Takuya Ishihara, Toshiro Yoda, Shogo Ishikawa
  • Patent number: 12116920
    Abstract: A catalyst support for induction heating includes: a honeycomb structure including a pillar shaped honeycomb structure portion having: an outer peripheral wall; and a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the cells extending from an end face on an inlet side to an end face on an outlet side in a gas flow direction to form a flow path; a catalyst supported onto an interior of the partition wall; and at least one magnetic body provided within the honeycomb structure, wherein the catalyst support has a region A where the catalyst is not supported, at least on the end face side of the catalyst support on the inlet side in the gas flow direction, and wherein the magnetic body is arranged at least in the region A in the gas flow direction.
    Type: Grant
    Filed: January 3, 2024
    Date of Patent: October 15, 2024
    Assignee: NGK INSULATORS, LTD.
    Inventors: Yukio Miyairi, Masaaki Masuda, Shuichi Ichikawa, Takuya Ishihara, Kai Matsumoto, Norihisa Fujie, Yoichi Aoki
  • Patent number: 12104519
    Abstract: A catalyst support for induction heating includes: a honeycomb structure including a pillar shaped honeycomb structure portion having: an outer peripheral wall; and a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the cells extending from an end face on an inlet side to an end face on an outlet side in a gas flow direction to form a flow path; a catalyst supported onto an interior of the partition wall; and at least one magnetic body provided within the honeycomb structure, wherein the catalyst support has a region A where the catalyst is not supported, at least on the end face side of the catalyst support on the inlet side in the gas flow direction, and wherein the magnetic body is arranged at least in the region A in the gas flow direction.
    Type: Grant
    Filed: January 2, 2024
    Date of Patent: October 1, 2024
    Assignee: NGK INSULATORS, LTD.
    Inventors: Yukio Miyairi, Masaaki Masuda, Shuichi Ichikawa, Takuya Ishihara, Kai Matsumoto, Norihisa Fujie, Yoichi Aoki
  • Patent number: 12078092
    Abstract: A catalyst support for induction heating includes: a honeycomb structure including a pillar shaped honeycomb structure portion having: an outer peripheral wall; and a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the cells extending from an end face on an inlet side to an end face on an outlet side in a gas flow direction to form a flow path; a catalyst supported onto an interior of the partition wall; and at least one magnetic body provided within the honeycomb structure, wherein the catalyst support has a region A where the catalyst is not supported, at least on the end face side of the catalyst support on the inlet side in the gas flow direction, and wherein the magnetic body is arranged at least in the region A in the gas flow direction.
    Type: Grant
    Filed: February 14, 2023
    Date of Patent: September 3, 2024
    Assignee: NGK INSULATORS, LTD.
    Inventors: Yukio Miyairi, Masaaki Masuda, Shuichi Ichikawa, Takuya Ishihara, Kai Matsumoto, Norihisa Fujie, Yoichi Aoki
  • Patent number: 12065957
    Abstract: A cylindrical can body capable of housing a honeycomb structure therein, the cylindrical can body including: a coil for induction-heating the honeycomb structure; a cylindrical member made of an insulating material; and a cylindrical metal member capable of housing the coil and the cylindrical member therein, wherein, in a cross section parallel to an axial direction of the cylindrical member, (i) the coil is provided radially outward from an inner circumferential surface of the cylindrical member, and at least a part of the coil is embedded in the cross section of the cylindrical member; or (ii) the coil is provided on an outer circumferential portion of the cylindrical member.
    Type: Grant
    Filed: February 7, 2023
    Date of Patent: August 20, 2024
    Assignee: NGK INSULATORS, LTD.
    Inventors: Yukio Miyairi, Masaaki Masuda, Shuichi Ichikawa, Takuya Ishihara
  • Publication number: 20240196485
    Abstract: An induction heating coil unit 2 according to the present invention is an induction heating coil unit 2being configured to be able to heat a heating object 1 by induction heating, wherein the induction heating coil unit 2 includes: an induction heating coil 20 wherein conductors 200 are wound around a predetermined axis line AL; and end wall portions 21 made of a soft magnetic material, the end wall portions 21 being disposed to cover at least a part of end portions on both sides of the induction heating coil 20 in an axial direction, and wherein each of the conductors 200 has an opposing surface 201 opposing to an outer peripheral surface or an inner peripheral surface of the heating object 1, and wherein the opposing surface 201 includes a parallel portion 201a extending parallel to the axis line AL.
    Type: Application
    Filed: January 23, 2024
    Publication date: June 13, 2024
    Applicants: NGK INSULATORS, LTD., NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY
    Inventors: Kazuhiro UMETANI, Shota KAWAHARA, Daiki MIYAKE, Masataka ISHIHARA, Eiji HIRAKI, Shuichi ICHIKAWA, Yukio MIYAIRI, Masaaki MASUDA, Takuya ISHIHARA
  • Publication number: 20240163980
    Abstract: A honeycomb structure according to the present invention includes: a honeycomb structure portion 10 including an outer peripheral wall 100 and partition walls 101 arranged on an inner side of the outer peripheral wall 100, the partition walls 101 defining a plurality of cells 101a each forming a flow path extending one end face to other end face; and a magnetic material powder 11 attached to or filled in at least one of the plurality of cells 101a, wherein a volume and/or weight of the magnetic material powder 11 per unit volume varies in an axial direction AD and/or an axis orthogonal direction OD of the honeycomb structure portion 10.
    Type: Application
    Filed: September 15, 2023
    Publication date: May 16, 2024
    Applicant: NGK INSULATORS, LTD.
    Inventors: Shuichi ICHIKAWA, Takuya ISHIHARA, Yukio MIYAIRI
  • Publication number: 20240155743
    Abstract: An induction heating device according to the present invention includes: an induction heating coil 10 with a conductor 100 wound around a predetermined axis line AL; a member 11 including at least one soft magnetic material 110, the at least one soft magnetic material 110 being disposed at or on an outer side of each of axial end portions 102 of the induction heating coil 10 in an extending direction of the axis line AL; and a heating object 2 disposed on an inner side of the induction heating coil 10 and the member 11, the heating object 2 being configured to be heatable by induction heating using a magnetic flux from the induction heating coil 10.
    Type: Application
    Filed: October 30, 2023
    Publication date: May 9, 2024
    Applicants: NGK INSULATORS, LTD., NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY
    Inventors: Kazuhiro UMETANI, Shota KAWAHARA, Daiki MIYAKE, Masataka ISHIHARA, Eiji HIRAKI, Shuichi ICHIKAWA, Yukio MIYAIRI, Masaaki MASUDA, Takuya ISHIHARA
  • Publication number: 20240133331
    Abstract: A catalyst support for induction heating includes: a honeycomb structure including a pillar shaped honeycomb structure portion having: an outer peripheral wall; and a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the cells extending from an end face on an inlet side to an end face on an outlet side in a gas flow direction to form a flow path; a catalyst supported onto an interior of the partition wall; and at least one magnetic body provided within the honeycomb structure, wherein the catalyst support has a region A where the catalyst is not supported, at least on the end face side of the catalyst support on the inlet side in the gas flow direction, and wherein the magnetic body is arranged at least in the region A in the gas flow direction.
    Type: Application
    Filed: January 3, 2024
    Publication date: April 25, 2024
    Applicant: NGK INSULATORS, LTD.
    Inventors: Yukio MIYAIRI, Masaaki MASUDA, Shuichi ICHIKAWA, Takuya ISHIHARA, Kai MATSUMOTO, Norihisa FUJIE, Yoichi AOKI
  • Publication number: 20240133330
    Abstract: A catalyst support for induction heating includes: a honeycomb structure including a pillar shaped honeycomb structure portion having: an outer peripheral wall; and a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the cells extending from an end face on an inlet side to an end face on an outlet side in a gas flow direction to form a flow path; a catalyst supported onto an interior of the partition wall; and at least one magnetic body provided within the honeycomb structure, wherein the catalyst support has a region A where the catalyst is not supported, at least on the end face side of the catalyst support on the inlet side in the gas flow direction, and wherein the magnetic body is arranged at least in the region A in the gas flow direction.
    Type: Application
    Filed: January 2, 2024
    Publication date: April 25, 2024
    Applicant: NGK INSULATORS, LTD.
    Inventors: Yukio MIYAIRI, Masaaki MASUDA, Shuichi ICHIKAWA, Takuya ISHIHARA, Kai MATSUMOTO, Norihisa FUJIE, Yoichi AOKI
  • Patent number: 11958547
    Abstract: In a steering device of the present invention, an electric motor rotates a steering shaft through a reduction mechanism, and the reduction mechanism and a torque sensor are accommodated in an integrally-structured housing. With this, the present invention can provide a steering device that is capable of suppressing increase in size of the electric motor.
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: April 16, 2024
    Assignee: Knorr-Bremse Commercial Vehicle Systems Japan Ltd.
    Inventor: Takuya Ishihara
  • Publication number: 20230321643
    Abstract: A honeycomb structure including: an outer peripheral wall; a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the cells extending from one end face to other end face to form a flow path; and magnetic particles, wherein the magnetic particles contain secondary particles with primary particles combined, wherein in a cross-sectional image of the honeycomb structure, a ratio of a number of the primary particles forming the secondary particles to a total number of the primary particles of the magnetic particles is 40 to 100%, and wherein a particle size D50 corresponding to a cumulative frequency of 50% by number for the primary particles is 5 to 100 ?m.
    Type: Application
    Filed: June 1, 2023
    Publication date: October 12, 2023
    Applicant: NGK INSULATORS, LTD.
    Inventors: Shuichi ICHIKAWA, Yukio MIYAIRI, Masaaki MASUDA, Takuya ISHIHARA
  • Publication number: 20230220189
    Abstract: A resin composition for a sealant, comprising an ethylene/polar monomer copolymer (A), an adhesion-imparting resin (B) and a 4-methyl-1-pentene/?-olefin copolymer (C), a content of the 4-methyl-1-pentene/?-olefin copolymer (C) being from 1% by mass to 20% by mass with respect to a total mass of the resin composition for a sealant.
    Type: Application
    Filed: March 8, 2023
    Publication date: July 13, 2023
    Inventors: Takuya ISHIHARA, Koichiro YAMAMOTO, Hidenori HASHIMOTO
  • Publication number: 20230193806
    Abstract: A catalyst support for induction heating includes: a honeycomb structure including a pillar shaped honeycomb structure portion having: an outer peripheral wall; and a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the cells extending from an end face on an inlet side to an end face on an outlet side in a gas flow direction to form a flow path; a catalyst supported onto an interior of the partition wall; and at least one magnetic body provided within the honeycomb structure, wherein the catalyst support has a region A where the catalyst is not supported, at least on the end face side of the catalyst support on the inlet side in the gas flow direction, and wherein the magnetic body is arranged at least in the region A in the gas flow direction.
    Type: Application
    Filed: February 14, 2023
    Publication date: June 22, 2023
    Applicant: NGK Insulators, Ltd.
    Inventors: Yukio MIYAIRI, Masaaki MASUDA, Shuichi ICHIKAWA, Takuya ISHIHARA, Kai MATSUMOTO, Norihisa FUJIE, Yoichi AOKI
  • Publication number: 20230184151
    Abstract: A cylindrical can body capable of housing a honeycomb structure therein, the cylindrical can body including: a coil for induction-heating the honeycomb structure; a cylindrical member made of an insulating material; and a cylindrical metal member capable of housing the coil and the cylindrical member therein, wherein, in a cross section parallel to an axial direction of the cylindrical member, (i) the coil is provided radially outward from an inner circumferential surface of the cylindrical member, and at least a part of the coil is embedded in the cross section of the cylindrical member; or (ii) the coil is provided on an outer circumferential portion of the cylindrical member.
    Type: Application
    Filed: February 7, 2023
    Publication date: June 15, 2023
    Applicant: NGK Insulators, Ltd.
    Inventors: Yukio MIYAIRI, Masaaki MASUDA, Shuichi ICHIKAWA, Takuya ISHIHARA
  • Patent number: 11573142
    Abstract: A pressure sensor includes a diaphragm of a thin plate shape, the diaphragm forming part of a wall surface of a pressure chamber into and out from which a measurement target fluid flows. Multiple recesses are formed in the diaphragm on a side in contact with the measurement target fluid, and an interval between adjacent two of the multiple recesses is 10 ?m or less.
    Type: Grant
    Filed: February 18, 2021
    Date of Patent: February 7, 2023
    Assignee: AZBIL CORPORATION
    Inventors: Yusuke Niimura, Takuya Ishihara, Masaru Soeda, Masashi Sekine
  • Publication number: 20220410136
    Abstract: A pillar shaped honeycomb structure for induction heating, the honeycomb structure being made of ceramics and including: an outer peripheral wall; and a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the cells penetrating from one end face to other end face to form a flow path, wherein a composite material containing a conductor and a non-conductor is provided in the cells in a region of 50% or less of the total length of the honeycomb structure from one end face, and wherein the conductor is a conductor that generates heat in response to a change in a magnetic field.
    Type: Application
    Filed: September 7, 2022
    Publication date: December 29, 2022
    Applicant: NGK Insulators, Ltd.
    Inventors: Shuichi ICHIKAWA, Takuya ISHIHARA, Yukio MIYAIRI, Masaaki MASUDA
  • Patent number: 11318986
    Abstract: A steering device includes: a first steering mechanism including a first ball nut steering, and a first motor actuator, the first ball nut steering including a first output shaft, a first ball screw, and a first transmitting mechanism, the first motor actuator arranged to provide a rotation force to the first output shaft, a second steering mechanism including a second ball nut steering, and a second motor actuator, the second ball nut steering including a second output shaft, a second ball screw, and a second transmitting mechanism, the second motor actuator arranged to provide a rotation force to the second output shaft, a connection member arranged to connect the first transmitting mechanism and the second transmitting mechanism so as to interlock a movement of the first transmitting mechanism and a movement of the second transmitting mechanism.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: May 3, 2022
    Assignee: KNORR-BREMSE STEERING SYSTEM JAPAN LTD.
    Inventors: Takuya Ishihara, Toshiro Yoda
  • Publication number: 20220127443
    Abstract: A resin composition for a sealant, comprising an ethylene/polar monomer copolymer (A), an adhesion-imparting resin (B) and a 4-methyl-1-pentene/?-olefin copolymer (C), a content of the 4-methyl-1-pentene/?-olefin copolymer (C) being from 1% by mass to 20% by mass with respect to a total mass of the resin composition for a sealant.
    Type: Application
    Filed: March 25, 2020
    Publication date: April 28, 2022
    Inventors: Takuya ISHIHARA, Koichiro YAMAMOTO, Hidenori HASHIMOTO
  • Patent number: 11313746
    Abstract: A pressure sensor includes a movable electrode formed in a movable region of a diaphragm, and a fixed electrode formed opposite to the movable electrode. A pressure receiving surface of the diaphragm is held in an inactive state. The inactive pressure receiving surface of the diaphragm is in a state in which molecules of gas to be measured are hard to absorb onto the pressure receiving surface. The pressure receiving surface of the diaphragm can be made inactive by predetermined surface treatment. A layer for making the pressure receiving surface of the diaphragm inactive is formed by the surface treatment, and the pressure receiving surface of the diaphragm is held inactive with the presence of the layer.
    Type: Grant
    Filed: July 1, 2020
    Date of Patent: April 26, 2022
    Assignee: AZBIL CORPORATION
    Inventors: Masaru Soeda, Takuya Ishihara, Masashi Sekine