Patents by Inventor Hiroshi Kinoshita

Hiroshi Kinoshita 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: 20250046327
    Abstract: A source separation apparatus includes circuitry configured to create a second observation signal vector by using (i) a first observation signal vector representing an observation signal that is obtained by mixing target signals from a plurality of signal sources and (ii) a time delay set in which a time delay until a part of the target signals is observed is used as an element, the second observation signal vector being obtained by extending the first observation signal vector in consideration of the time delay; optimize, by using a predetermined algorithm, a parameter for a correlation matrix representing a transmission characteristic in consideration of the time delay for the target signals, and power of a given signal source at each time; and separate the target signals by using an optimized parameter and the second observation signal vector.
    Type: Application
    Filed: December 6, 2021
    Publication date: February 6, 2025
    Inventors: Hiroshi SAWADA, Rintaro IKESHITA, Keisuke KINOSHITA, Tomohiro NAKATANI
  • Publication number: 20250019870
    Abstract: Provided is an eccentric core-sheath composite false-twisted yarn, in which, in a cross section of a composite fiber composed of two polymers that are a component A and a component B, the component A is completely covered with the component B, a ratio S/D of a minimum thickness S of a thickness of the component B covering the component A to a fiber diameter D is 0.01 to 0.1, a peripheral length of a fiber at a portion where a thickness is 1.05 times or less the minimum thickness S is ? or more of a peripheral length of the entire fiber, a difference in modification degree between the single yarns is 0.2 or more, and a crimping rate is 30% or more.
    Type: Application
    Filed: October 31, 2022
    Publication date: January 16, 2025
    Applicant: Toray Industries, inc.
    Inventors: Hiroshi Suyama, Toyotaro Kinoshita
  • Patent number: 11820901
    Abstract: [Object] An object of the present invention is to provide a high-aspect-ratio plate-like alumina particle having low aggregability and high dispersibility and a method for producing the particle. [Solving Means] The above problem is solved by providing a plate-like alumina particle including a step of firing an aluminum compound in the presence of a shape-controlling agent and a molybdenum compound serving as a fluxing agent. The above problem is solved also by providing a method for producing a plate-like alumina particle, the method including a step in which the aluminum compound and the molybdenum compound react with each other to form aluminum molybdate and a step in which the aluminum molybdate is decomposed to obtain the plate-like alumina particle.
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: November 21, 2023
    Assignee: DIC Corporation
    Inventors: Yuan Jian Jun, Hiroshi Kinoshita
  • Patent number: 11608052
    Abstract: Provided is a vehicle capable of suppressing vibration of a drive unit having an engine and a motor to be small and having high vehicle motion performance. The drive unit for travel of the vehicle includes an engine and a motor. The engine is a rotary engine and has an engine output shaft and an engine housing. The motor has a motor output shaft, a rotor, and a stator that are accommodated in a motor housing. The engine housing of the engine and the motor housing of the motor are directly joined to each other. The engine output shaft and the motor output shaft are directly joined to each other. The rotor of the motor has: a main body section that generates a rotational magnetic field with the stator; and a weight section that functions as a balance weight of the engine.
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: March 21, 2023
    Assignee: Mazda Motor Corporation
    Inventors: Hiroshi Tanaka, Satoshi Ueno, Hiroshi Kinoshita, Kei Yonemori
  • Patent number: 11541446
    Abstract: A fin manufacturing method and apparatus includes: a first inter-row slit device that forms, by forming in a thin metal plate having a plurality of openings a plurality of slits extending in a longitudinal direction of the thin metal plate while leaving an uncut portion between the plurality of slits, metal strips partially coupled to each other in a transverse direction; a feed roller and a feeding device that convey, in the longitudinal direction, the metal strips in which the plurality of slits is formed by the first inter-row slit device; and a stacking device that (i) forms fins by cutting the uncut portion via which the metal strips are coupled to each other, to separate the metal strips and by cutting the metal strips at regular length intervals and (ii) stacks the formed fins.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: January 3, 2023
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Junichi Ono, Hiroshi Kinoshita, Nobuaki Miyake, Kazuyoshi Takayama, Takuya Ogura
  • Patent number: 11506108
    Abstract: In a cooling path of a motor, an oil control valve is provided between a motor cooling oil path and a first motor cooling path, a first heat exchanger is provided in the first motor cooling path, and a second heat exchanger is provided in a second motor cooling path. In a motor-drive mode, a valve control unit switches the oil control valve to the first motor cooling path side when an engine temperature is lower than a first threshold, and switches the oil control valve to the second motor cooling path side when the engine temperature is equal to or higher than the first threshold. In the first heat exchanger, motor cooling oil and engine oil exchange heat. In the second heat exchanger, the motor cooling oil and a coolant for the engine exchange heat.
    Type: Grant
    Filed: June 9, 2021
    Date of Patent: November 22, 2022
    Assignee: Mazda Motor Corporation
    Inventors: Hiroshi Tanaka, Satoshi Ueno, Hiroshi Kinoshita, Kei Yonemori
  • Patent number: 11472712
    Abstract: Provided is a metal oxide production apparatus that implements a flux evaporation method. The production apparatus includes a firing furnace configured to subject a metal compound to firing in the presence of flux, a cooling pipe connected to the firing furnace and configured to convert vaporized flux resulting from the firing into powder, and a recovery means configured to recover powdered flux converted in the cooling pipe. Furthermore, provided is a metal oxide production method comprising a step (1) of subjecting a metal compound to firing in the presence of flux and obtaining a metal oxide and vaporized flux, a step (2) of converting the vaporized flux into powder by cooling the vaporized flux, and a step (3) of recovering powdered flux resulting from the converting.
    Type: Grant
    Filed: June 13, 2017
    Date of Patent: October 18, 2022
    Assignee: DIC Corporation
    Inventors: Kiyoo Kamei, Jian-Jun Yuan, Hitoshi Sekine, Hiroshi Kinoshita
  • Patent number: 11465491
    Abstract: A drive unit has engines and a motor that are adjacent to each other in a longitudinal direction. The engines are provided with an engine oil path and a coolant path for cooling. The motor is provided with a motor cooling oil path for cooling. A first heat exchanger, in which engine oil and motor cooling oil exchange heat, and a second heat exchanger, in which a coolant and the motor cooling oil exchange heat, are provided. A second size in vertical and lateral directions of the motor is smaller than a first size in the vertical and lateral directions of each of the engines. The second heat exchanger is attached to an upper portion of a side circumferential portion of the motor, and the first heat exchanger is attached to a lower portion of the side circumferential portion of the motor.
    Type: Grant
    Filed: June 10, 2021
    Date of Patent: October 11, 2022
    Assignee: Mazda Motor Corporation
    Inventors: Hiroshi Tanaka, Satoshi Ueno, Hiroshi Kinoshita, Kei Yonemori
  • Publication number: 20220315439
    Abstract: An alumina particle production method comprising a step of firing an aluminum compound in presence of a molybdenum compound and a potassium compound, the aluminum compound containing aluminum hydroxide.
    Type: Application
    Filed: October 1, 2020
    Publication date: October 6, 2022
    Inventors: Jianjun YUAN, Hiroshi KINOSHITA
  • Patent number: 11400510
    Abstract: A fin manufacturing apparatus includes: a progressive pressing device that forms, by forming in a metal plate having thermal conductivity a plurality of openings for tube-insertion and a plurality of slits while leaving uncut portions, strips that each have openings along a longitudinal direction of the strip and are partially coupled to each other in a width direction; an inter-row cutting device that separates, by cutting the portions via which the strips are coupled to each other, the strips such that each strip has a width of the fin; a cutoff device that cuts the separated strips to a predetermined length; and a guiding device between the inter-row cutting device and an inter-row slit device that guides and supplies, to the inter-row cutting device, the strips that are partially coupled to each other in the width direction, are arranged in the width direction, and are conveyed in the longitudinal direction.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: August 2, 2022
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Atsushi Terano, Nobuaki Miyake, Tomohiko Takahashi, Fumihiko Kusano, Kazuyoshi Takayama, Hiroshi Kinoshita, Junichi Ono, Takuya Ogura
  • Patent number: 11404194
    Abstract: A transformer includes a transformer body, a tank, a conservator, a plurality of support fittings, and at least one mounting seat. Transformer body includes an iron core and a winding. Tank includes an upper tank, a middle tank, and a lower tank that are bonded together to form an internal space accommodating transformer body. Conservator is arranged at a position above tank. The plurality of support fittings are arranged side by side at intervals to support conservator. At least one mounting seat is bonded to both a peripheral wall of upper tank and a peripheral wall of middle tank, and fixed to tank, and the plurality of support fittings are attached.
    Type: Grant
    Filed: January 17, 2018
    Date of Patent: August 2, 2022
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Takayuki Imazu, Keita Tonoike, Katsutoshi Okada, Hiroshi Kinoshita, Yoshinobu Kitagawa
  • Publication number: 20220234904
    Abstract: A hollow nano-particle includes a shell layer containing a block copolymer having a hydrophobic organic chain and a polyamine chain, and silica. A hollow silica nano-particle has a porosity of 20% by volume or more and 70% by volume or less, and a thickness of a shell layer containing silica of 3 nm or more and 100 nm or less. A production method for the hollow nano-particle includes: a step of dropping an aqueous solvent while stirring an organic solvent in which a block copolymer having a hydrophobic organic chain and a polyamine chain is dissolved, to obtain a dispersion liquid of vesicles containing the block copolymer; and a step of adding a silica source to the dispersion liquid of vesicles, carrying out a sol-gel reaction of the silica source using the vesicle as a template, and precipitating silica to obtain the hollow nano-particle.
    Type: Application
    Filed: July 8, 2020
    Publication date: July 28, 2022
    Applicant: DIC Corporation
    Inventors: Jianjun Yuan, Hiroshi Kinoshita, Hisakazu Tanaka, Yukie Uemura
  • Patent number: 11279830
    Abstract: Provided is a surface-treated spinel particle (B) including a spinel particle (A) including a magnesium atom, an aluminum atom, and an oxygen atom and a surface treatment layer disposed at least a portion of the surface of the spinel particle (A). The surface treatment layer includes a surface-treating agent including an organic compound or a cured product of the surface-treating agent. The spinel particle (A) further includes molybdenum. The crystallite diameter of the [111] plane of the spinel particle (A) is 220 nm or more. Also provided are a method for producing the surface-treated spinel particle (B), a resin composition including the surface-treated spinel particle (B), and a molded article.
    Type: Grant
    Filed: September 21, 2017
    Date of Patent: March 22, 2022
    Assignee: DIC Corporation
    Inventors: Kazuo Itoya, Atsushi Oshio, Hironobu Oki, Masaki Iida, Yasuyo Sakamoto, Masamichi Hayashi, Takayuki Kanematsu, Fumihiko Maekawa, Jian-Jun Yuan, Hiroshi Kinoshita
  • Publication number: 20220001853
    Abstract: Provided is a vehicle capable of suppressing vibration of a drive unit having an engine and a motor to be small and having high vehicle motion performance. The drive unit for travel of the vehicle includes an engine and a motor. The engine is a rotary engine and has an engine output shaft and an engine housing. The motor has a motor output shaft, a rotor, and a stator that are accommodated in a motor housing. The engine housing of the engine and the motor housing of the motor are directly joined to each other. The engine output shaft and the motor output shaft are directly joined to each other. The rotor of the motor has: a main body section that generates a rotational magnetic field with the stator; and a weight section that functions as a balance weight of the engine.
    Type: Application
    Filed: June 7, 2021
    Publication date: January 6, 2022
    Inventors: Hiroshi Tanaka, Satoshi Ueno, Hiroshi Kinoshita, Kei Yonemori
  • Publication number: 20220003143
    Abstract: In a cooling path of a motor, an oil control valve is provided between a motor cooling oil path and a first motor cooling path, a first heat exchanger is provided in the first motor cooling path, and a second heat exchanger is provided in a second motor cooling path. In a motor-drive mode, a valve control unit switches the oil control valve to the first motor cooling path side when an engine temperature is lower than a first threshold, and switches the oil control valve to the second motor cooling path side when the engine temperature is equal to or higher than the first threshold. In the first heat exchanger, motor cooling oil and engine oil exchange heat. In the second heat exchanger, the motor cooling oil and a coolant for the engine exchange heat.
    Type: Application
    Filed: June 9, 2021
    Publication date: January 6, 2022
    Inventors: Hiroshi Tanaka, Satoshi Ueno, Hiroshi Kinoshita, Kei Yonemori
  • Publication number: 20220001741
    Abstract: A drive unit has engines and a motor that are adjacent to each other in a longitudinal direction. The engines are provided with an engine oil path and a coolant path for cooling. The motor is provided with a motor cooling oil path for cooling. A first heat exchanger, in which engine oil and motor cooling oil exchange heat, and a second heat exchanger, in which a coolant and the motor cooling oil exchange heat, are provided. A second size in vertical and lateral directions of the motor is smaller than a first size in the vertical and lateral directions of each of the engines. The second heat exchanger is attached to an upper portion of a side circumferential portion of the motor, and the first heat exchanger is attached to a lower portion of the side circumferential portion of the motor.
    Type: Application
    Filed: June 10, 2021
    Publication date: January 6, 2022
    Inventors: Hiroshi Tanaka, Satoshi Ueno, Hiroshi Kinoshita, Kei Yonemori
  • Patent number: 11168650
    Abstract: An engine EGR system is provided, which includes an engine body, an intake passage, an exhaust passage and an EGR passage configured to recirculate exhaust gas as EGR gas to the intake passage. The EGR passage includes an EGR cooler and an EGR internal passage constituting the EGR passage upstream of the EGR cooler, and including a passage passing through a cylinder head. The EGR internal passage has a bent pipe part including a first bent portion at which an upstream portion of the EGR internal passage is bent away from a gas inflow port of the EGR cooler, a second bent portion located downstream of the first bent portion and bending the EGR internal passage toward the gas inflow port, and an intermediate portion connecting the first and the second bent portions by being disposed therebetween. The water-cooling passage is disposed around the bent pipe part.
    Type: Grant
    Filed: February 16, 2021
    Date of Patent: November 9, 2021
    Assignee: Mazda Motor Corporation
    Inventors: Shinji Fujihira, Hiroshi Kinoshita, Takashi Kariya, Takayuki Tominaga, Tatsuya Takahata
  • Publication number: 20210310447
    Abstract: An engine EGR system is provided, which includes an engine body, an intake passage, an exhaust passage and an EGR passage configured to recirculate exhaust gas as EGR gas to the intake passage. The EGR passage includes an EGR cooler and an EGR internal passage constituting the EGR passage upstream of the EGR cooler, and including a passage passing through a cylinder head. The EGR internal passage has a bent pipe part including a first bent portion at which an upstream portion of the EGR internal passage is bent away from a gas inflow port of the EGR cooler, a second bent portion located downstream of the first bent portion and bending the EGR internal passage toward the gas inflow port, and an intermediate portion connecting the first and the second bent portions by being disposed therebetween. The water-cooling passage is disposed around the bent pipe part.
    Type: Application
    Filed: February 16, 2021
    Publication date: October 7, 2021
    Inventors: Shinji Fujihira, Hiroshi Kinoshita, Takashi Kariya, Takayuki Tominaga, Tatsuya Takahata
  • Publication number: 20210301143
    Abstract: Provided is a surface-treated spinel particle (B) including a spinel particle (A) including a magnesium atom, an aluminum atom, and an oxygen atom and a surface treatment layer disposed at least a portion of the surface of the spinel particle (A). The surface treatment layer includes a surface-treating agent including an organic compound or a cured product of the surface-treating agent. The spinel particle (A) further includes molybdenum. The crystallite diameter of the [111] plane of the spinel particle (A) is 220 nm or more. Also provided are a method for producing the surface-treated spinel particle (B), a resin composition including the surface-treated spinel particle (B), and a molded article.
    Type: Application
    Filed: September 21, 2017
    Publication date: September 30, 2021
    Applicant: DIC Corporation
    Inventors: Kazuo Itoya, Atsushi Oshio, Hironobu Oki, Masaki Iida, Yasuyo Sakamoto, Masamichi Hayashi, Takayuki Kanematsu, Fumihiko Maekawa, Jian-Jun Yuan, Hiroshi Kinoshita
  • Patent number: 11111886
    Abstract: An engine EGR system is provided. An EGR passage includes an EGR cooler, an EGR internal passage passing through a cylinder head on an upstream side of the EGR cooler, and a relay passage extending outside the cylinder head and connecting the EGR internal passage to the EGR cooler. The EGR cooler formed in a columnar shape is arranged above an intake manifold so as to locate a gas inflow port on a first end surface side and a gas outflow port on a second end surface side, and the relay passage communicates with the EGR internal passage on an external side of the engine compared to a head EGR gas exit. The EGR cooler inclines downward from the gas outflow port toward the gas inflow port, and the relay passage is connected to the gas inflow port while being bent downward toward the upstream side.
    Type: Grant
    Filed: February 17, 2021
    Date of Patent: September 7, 2021
    Assignee: Mazda Motor Corporation
    Inventors: Shinji Fujihira, Hiroshi Kinoshita, Takashi Kariya, Takayuki Tominaga, Ken Yoshida