Patents by Inventor Yuichi Takahashi

Yuichi 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: 11912859
    Abstract: The purpose of the present invention is to provide: an epoxy resin composition capable of giving cured resins which combine flexural modulus with flexural strain on a high level and have excellent heat resistance; a prepreg comprising the epoxy resin composition and reinforcing fibers; and a fiber-reinforced composite material obtained by curing the prepreg and excellent especially in terms of 0° and 90° bending strength. An embodiment of the epoxy resin composition of the present invention for achieving such purpose is an epoxy resin composition which comprises the following components [A], [B], and [C] and satisfies a specific requirement. Component [A]: a trifunctional amine type epoxy resin. Component [B]: a bisphenol F type epoxy resin which is solid at 25° C. Component [C]: an aromatic amine compound.
    Type: Grant
    Filed: June 17, 2019
    Date of Patent: February 27, 2024
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Daisuke Konishi, Yuichi Yamakita, Noriyuki Hirano, Eiki Takahashi
  • Patent number: 11913781
    Abstract: A measurement device according to one embodiment of the present disclosure is a measurement device that measures a position of an annual part to be measured that is arranged at an opening edge of a hole formed in a member to be measured, and the measurement device includes: a probe that is displaceable in an axial direction; a holder that holds the probe; and a measurement instrument that measures displacement of the probe in the axial direction. The probe includes an inclined portion at an tip end of the probe, the inclined portion being inclined relative to a central axis of the probe at an angle equal to an angle defined between a central axis of the hole in the member to be measured and a horizontal plane in a state in which the member to be measured is mounted on the horizontal plane.
    Type: Grant
    Filed: October 25, 2022
    Date of Patent: February 27, 2024
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Yuichi Takahashi
  • Publication number: 20240060518
    Abstract: The present invention includes: a cylinder; a piston that is inserted in the cylinder and partitions an interior of the cylinder into fluid chambers and; guides that support the piston and guide movement of the cylinder, the guides including a first internal flow passage and a second internal flow passage; and nozzles communicating with the fluid chambers, respectively, wherein a pipe to communicate with a fluid pressure source is configured to switch between the external pipes, a flow passage from the fluid pressure source to the nozzles includes a short-circuit flow passage that short-circuits a flow passage communicating with the fluid pressure source and a flow passage not communicating with the fluid pressure source, and this short-circuit flow passage is provided with a throttle unit that throttles a flow passage.
    Type: Application
    Filed: December 28, 2021
    Publication date: February 22, 2024
    Applicant: FUJI FILTER MANUFACTURING CO., LTD.
    Inventor: Yuichi TAKAHASHI
  • Patent number: 11865829
    Abstract: There is provided a functional element that includes a first substrate, a second substrate disposed to face the first substrate, and a buffer layer provided between the first substrate and the second substrate. The buffer layer has, in a layer thereof, a distribution of concentration of a metallic element. The distribution changes in a film thickness direction.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: January 9, 2024
    Assignees: SONY CORPORATION, TOHOKU UNIVERSITY
    Inventors: Yoshihisa Sato, Gen Yonezawa, Shohei Abe, Yuichi Takahashi, Takehito Shimatsu, Miyuki Uomoto
  • Publication number: 20230407347
    Abstract: The present invention provides a method for efficiently producing ethanol from a lignocellulosic raw material. More specifically, the present invention provides a method for producing ethanol from a lignocellulosic raw material, which comprises a step of performing multiple parallel fermentation while continuously or intermittently adding an additional saccharification enzyme to a fermentation liquid comprising a lignocellulosic raw material, a saccharification enzyme and a yeast so that the physical property value of the fermentation liquid itself is maintained within a preset range.
    Type: Application
    Filed: August 23, 2023
    Publication date: December 21, 2023
    Applicants: ENEOS Corporation, Oji Holdings Corporation
    Inventors: Yuichi TAKAHASHI, Kohei IDE, Masahiro NIWA, Miyuki KANEZAWA, Shoichi IKEMIZU, Atsushi FURUJO, Naoya AZUMI, Akira TSUKAMOTO, Shingo SEKIZAWA
  • Patent number: 11773415
    Abstract: The present invention provides a method for efficiently producing ethanol from a lignocellulosic raw material. More specifically, the present invention provides a method for producing ethanol from a lignocellulosic raw material, which comprises a step of performing multiple parallel fermentation while continuously or intermittently adding an additional saccharification enzyme to a fermentation liquid comprising a lignocellulosic raw material, a saccharification enzyme and a yeast so that the physical property value of the fermentation liquid itself is maintained within a preset range.
    Type: Grant
    Filed: September 10, 2019
    Date of Patent: October 3, 2023
    Assignees: ENEOS Corporation, Oji Holdings Corporation
    Inventors: Yuichi Takahashi, Kohei Ide, Masahiro Niwa, Miyuki Kanezawa, Shoichi Ikemizu, Atsushi Furujo, Naoya Azumi, Akira Tsukamoto, Shingo Sekizawa
  • Patent number: 11766494
    Abstract: A sterilizing method for sterilizing a sterilization object housed in a chamber 11 includes a first vapor injection step S502 for injecting vapor produced from a first aqueous solution of hydrogen peroxide to an inside of the chamber 11, an ozone injection step S505 for injecting ozone gas to the inside of the chamber 11 after the first vapor injection step S502, and a second vapor injection step S507 for injecting vapor produced from a second aqueous solution of hydrogen peroxide to the inside of the chamber 11 after the ozone injection step S505. A total amount of the hydrogen peroxide included in the second aqueous solution is smaller than or equal to a total amount of the hydrogen peroxide included in the first aqueous solution.
    Type: Grant
    Filed: February 24, 2021
    Date of Patent: September 26, 2023
    Assignee: MIURA CO., LTD.
    Inventors: Yuichi Takahashi, Tomoyuki Mizobe
  • Patent number: 11766497
    Abstract: A sterilizing method for sterilizing a sterilization object housed in a chamber 11 includes an ozone preparation step S504 for filling an inside of a buffer tank 34 with ozone gas, and an ozone injection step S505 for injecting the ozone gas filled in the inside of the buffer tank 34 into the chamber 11.
    Type: Grant
    Filed: February 18, 2021
    Date of Patent: September 26, 2023
    Assignee: MIURA CO., LTD.
    Inventors: Yuichi Takahashi, Tomoyuki Mizobe, Kenichi Matsuo, Junji Yamamura, Yasuo Nakamura
  • Patent number: 11691100
    Abstract: A device is provided that provides an unbiased filtration effect and an effect of removing captured substances through backwashing by causing a fluid to uniformly pass through a filter element over the entire length in an axial direction at the time of backwashing so as to efficiently rotate a captured-substance removal tool in a filtration unit 1 which includes the captured-substance removal tool 20 axially supported inside the tubular filter element 2 to be rotatable.
    Type: Grant
    Filed: October 13, 2020
    Date of Patent: July 4, 2023
    Assignee: FUJI FILTER MANUFACTURING CO., LTD.
    Inventor: Yuichi Takahashi
  • Publication number: 20230168073
    Abstract: A measurement device according to one embodiment of the present disclosure is a measurement device that measures a position of an annual part to be measured that is arranged at an opening edge of a hole formed in a member to be measured, and the measurement device includes: a probe that is displaceable in an axial direction; a holder that holds the probe; and a measurement instrument that measures displacement of the probe in the axial direction. The probe includes an inclined portion at an tip end of the probe, the inclined portion being inclined relative to a central axis of the probe at an angle equal to an angle defined between a central axis of the hole in the member to be measured and a horizontal plane in a state in which the member to be measured is mounted on the horizontal plane.
    Type: Application
    Filed: October 25, 2022
    Publication date: June 1, 2023
    Inventor: Yuichi TAKAHASHI
  • Publication number: 20230141766
    Abstract: A sterilizing method includes a preliminary decompression step (S200) of decompressing the inside of a chamber (11) with respect to an atmospheric pressure after a sterilization object wrapped with a wrapping member made from a material that absorbs ozone gas and hydrogen peroxide is housed in the chamber (11), an ozone adsorption step (S300) of injecting ozone gas to the inside of the chamber (11) under a decompressed state achieved in the preliminary decompression step (S200) to cause the ozone gas to be adsorbed to the wrapping member, and a sterilization step (S500) of sterilizing the sterilization object using the zone gas and hydrogen peroxide after the ozone adsorption step (S300).
    Type: Application
    Filed: June 26, 2020
    Publication date: May 11, 2023
    Applicant: MIURA CO., LTD.
    Inventors: Yuichi TAKAHASHI, Tomoyuki MIZOBE, Masahiro OCHI, Yuuki HASHIGUCHI, Kenichi MATSUO, Junji YAMAMURA, Yasuo NAKAMURA
  • Patent number: 11634046
    Abstract: A vehicle charging system includes: a power supply device including a power supply fitting body and provided in a stop space of a vehicle; and a power receiving fitting body that is provided on a bottom of the vehicle and is able to be fitted to and removed from the power supply fitting body in an insertion/removal direction. The power receiving fitting body includes power receiving terminals electrically connected no a battery provided in the vehicle, a power receiving terminal holding part that holds the power receiving terminals, and an opposite space forming part that is arranged adjacent to the power receiving terminal holding part in the insertion/removal direction and forms an opposite space facing the power receiving terminals.
    Type: Grant
    Filed: July 27, 2021
    Date of Patent: April 25, 2023
    Assignee: YAZAKI CORPORATION
    Inventors: Yukinari Naganishi, Satoru Horiuchi, Yuichi Takahashi
  • Publication number: 20230115895
    Abstract: A sterilizing method for sterilizing a sterilization object housed in a chamber (11) includes a first vapor injection step (S502) of injecting vapor produced from an aqueous solution of hydrogen peroxide to an inside of the chamber (11), an ozone injection step (S505) of injecting ozone gas to the inside of the chamber (11) after the first vapor injection step (S502), and a second vapor injection step (S507) of injecting vapor produced from water or vapor produced from a solution containing a volatile component to the inside of the chamber (11) after the ozone injection step (S505).
    Type: Application
    Filed: March 27, 2020
    Publication date: April 13, 2023
    Applicant: MIURA CO., LTD.
    Inventors: Yuichi TAKAHASHI, Tomoyuki MIZOBE
  • Patent number: 11456647
    Abstract: A rotating electrical machine of the present invention evaluates a relative displacement of members and improves reliability further even when two or more members operate or move. A rotating electrical machine of the present invention comprises a stator and a rotor disposed on an inner side of the stator with a predetermined gap. The stator includes vibration measuring devices, each of the vibration measuring devices placed on each of at least two members included in the stator, the members having different displacements or phases with each other. The rotating electrical machine includes a device that acquires a relative displacement of one of the members included in the stator by evaluating a difference between displacements or phases measured by the vibration measuring devices and that evaluates a lifetime of the one of the members included in the stator based on the relative displacement.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: September 27, 2022
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Yuichi Sekine, Keiji Suzuki, Keisuke Kumano, Tamami Kurihara, Yuichi Takahashi
  • Publication number: 20220288510
    Abstract: A filtration apparatus includes: a cylindrical filter element formed in a cylindrical shape to filter a target fluid guided through an one end opening of the filter element in such a manner that the target fluid passes in a direction from an inside toward an outside of the filter element; a backwashing mechanism drawing the filtered fluid in a direction from the outside toward the inside of the filter element; a high-pressure washing mechanism injecting a high-pressure fluid so as to pass through the filter element in the direction from the inside toward the outside of the filter element; and a rotary drive mechanism rotating the backwashing mechanism and the high-pressure washing mechanism around an axial line of the filter element in an internal space of the filter element.
    Type: Application
    Filed: June 15, 2020
    Publication date: September 15, 2022
    Applicant: FUJI FILTER MANUFACTURING CO., LTD.
    Inventor: Yuichi TAKAHASHI
  • Publication number: 20220185957
    Abstract: A method for producing a terminal carboxyl group-containing polyethylene glycol, which includes the following steps 1 and 2. Step 1: In a solution containing a polyethylene glycol having a hydroxyl group, an inorganic base 0.5 to 4 times the polyethylene glycol in mass, an aprotic solvent and water, mass of the water being 5 to 20 meq with respect to the inorganic base and mass of the water in the solution being 2,000 ppm or less, a compound of the formula (1) is reacted with the polyethylene glycol to obtain a polyethylene glycol ester: wherein X represents a leaving group, a represents an integer of 4 to 9, and R1 represents a hydrocarbon group having 1 to 4 carbon atoms; Step 2: The polyethylene glycol ester is hydrolyzed to obtain a terminal carboxyl group-containing polyethylene glycol.
    Type: Application
    Filed: March 25, 2020
    Publication date: June 16, 2022
    Applicant: NOF CORPORATION
    Inventors: Shota SASAKI, Yuichi TAKAHASHI, Atsushi SATO, Tsuyoshi TAKEHANA, Toshihiko HAGIHARA
  • Publication number: 20220055343
    Abstract: A structure body according to an embodiment of the present disclosure includes: a first base having one surface, and having a density lower than a density that is determined by a crystal structure and a composition of a constituent material; a second base disposed to face the one surface of the first base; and a buffer layer provided between the first base and the second base, and containing at least a metal element.
    Type: Application
    Filed: December 6, 2019
    Publication date: February 24, 2022
    Applicants: SONY GROUP CORPORATION, TOHOKU UNIVERSITY
    Inventors: Yuichi TAKAHASHI, Shohei ABE, Gen YONEZAWA, Takehito SHIMATSU, Miyuki UOMOTO
  • Publication number: 20220049278
    Abstract: The present invention provides a method for efficiently producing ethanol from a lignocellulosic raw material. More specifically, the present invention provides a method for producing ethanol from a lignocellulosic raw material, which comprises a step of performing multiple parallel fermentation while continuously or intermittently adding an additional saccharification enzyme to a fermentation liquid comprising a lignocellulosic raw material, a saccharification enzyme and a yeast so that the physical property value of the fermentation liquid itself is maintained within a preset range.
    Type: Application
    Filed: September 10, 2019
    Publication date: February 17, 2022
    Applicants: ENEOS Corporation, Oji Holdings Corporation
    Inventors: Yuichi TAKAHASHI, Kohei IDE, Masahiro NIWA, Miyuki KANEZAWA, Shoichi IKEMIZU, Atsushi FURUJO, Naoya AZUMI, Akira TSUKAMOTO, Shingo SEKIZAWA
  • Publication number: 20220032800
    Abstract: A vehicle charging system includes: a power supply device including a power supply fitting body and provided in a stop space of a vehicle; and a power receiving fitting body that is provided on a bottom of the vehicle and is able to be fitted to and removed from the power supply fitting body in an insertion/removal direction. The power receiving fitting body includes power receiving terminals electrically connected no a battery provided in the vehicle, a power receiving terminal holding part that holds the power receiving terminals, and an opposite space forming part that is arranged adjacent to the power receiving terminal holding part in the insertion/removal direction and forms an opposite space facing the power receiving terminals.
    Type: Application
    Filed: July 27, 2021
    Publication date: February 3, 2022
    Applicant: Yazaki Corporation
    Inventors: Yukinari NAGANISHI, Satoru HORIUCHI, Yuichi TAKAHASHI
  • Publication number: 20220032582
    Abstract: A structure according to an embodiment of the present disclosure includes: a first substrate; a second substrate opposed to the first substrate; a bonding layer provided between the first substrate and the second substrate; and a first decorative layer provided between the first substrate and the second substrate.
    Type: Application
    Filed: December 19, 2019
    Publication date: February 3, 2022
    Applicants: SONY GROUP CORPORATION, TOHOKU UNIVERSITY
    Inventors: Yuichi TAKAHASHI, Gen YONEZAWA, Shohei ABE, Takehito SHIMATSU, Miyuki UOMOTO