Patents by Inventor Yuta Kawamoto

Yuta Kawamoto 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: 11952208
    Abstract: A wet particle storage tank includes a tank body capable of storing wet particles containing particles and solvent. The tank body has an upper storage section having a supply port through which the wet particles are supplied, a lower storage section located below the upper storage section and having a discharge port through which the wet particles are discharged, and a bridge forming section provided between the upper storage section and the lower storage section. The bridge forming section facilitates formation of a bridge by the wet particles to block falling of the wet particles from the upper storage section to the lower storage section.
    Type: Grant
    Filed: September 1, 2022
    Date of Patent: April 9, 2024
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shugo Daikuhara, Takenori Ikeda, Satoshi Moriyama, Yuta Kawamoto, Keigo Oyaizu, Suguru Nomimura
  • Patent number: 11926074
    Abstract: An intermediate base material is provided that is excellent in the conformity to three-dimensional shapes and that, when formed into a fiber reinforced plastic, develops good surface quality and high mechanical properties. According to one aspect, an incised prepreg is provided that has, in at least a partial region in a prepreg that contains unidirectionally oriented reinforcing fibers and a resin, a plurality of incisions that divide reinforcing fibers, wherein, in the case where a population is made up of the numbers of incisions contained in ten small circular regions of 10 mm in diameter randomly selected in the aforementioned region, a mean value for the population is 10 or greater and a coefficient of variation therefor is within 20%.
    Type: Grant
    Filed: December 30, 2020
    Date of Patent: March 12, 2024
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Yuzo Fujita, Yuta Naito, Ichiro Taketa, Shiori Kawamoto, Yoshitaka Koyama
  • Patent number: 11791124
    Abstract: An object of the present disclosure is to provide a charged particle beam apparatus that can quickly find a correction condition for a new aberration that is generated in association with beam adjustment. In order to achieve the above object, the present disclosure proposes a charged particle beam apparatus configured to include an objective lens (7) configured to focus a beam emitted from a charged particle source and irradiate a specimen, a visual field movement deflector (5 and 6) configured to deflect an arrival position of the beam with respect to the specimen, and an aberration correction unit (3 and 4) disposed between the visual field movement deflector and the charged particle source, in which the aberration correction unit is configured to suppress a change in the arrival position of the beam irradiated under different beam irradiation conditions.
    Type: Grant
    Filed: April 14, 2021
    Date of Patent: October 17, 2023
    Assignee: Hitachi High-Technologies Corporation
    Inventors: Yuta Kawamoto, Akira Ikegami, Yasushi Ebizuka, Nobuo Fujinaga
  • Publication number: 20230320568
    Abstract: An endoscope system includes an endoscope and a processor device. The processor device functions as an abnormality detection unit, an abnormality information generation unit, and an abnormality information management unit. The abnormality detection unit detects an abnormality of the endoscope by using information detected by an image sensor of the endoscope. The abnormality information generation unit generates abnormality information including sensor information detected by the image sensor at a time of abnormality detection and in a predetermined period before and after the abnormality detection and operating information of the endoscope. The abnormality information management unit stores the abnormality information in a memory.
    Type: Application
    Filed: March 30, 2023
    Publication date: October 12, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Yuta KAWAMOTO, Hisashi ENDO, Tomonori YOKOTA, Takashi OSANAI, Satoshi OZAWA
  • Patent number: 11784023
    Abstract: An object of the present disclosure is to provide a charged particle beam apparatus that can quickly find a correction condition for a new aberration that is generated in association with beam adjustment. In order to achieve the above object, the present disclosure proposes a charged particle beam apparatus configured to include an objective lens (7) configured to focus a beam emitted from a charged particle source and irradiate a specimen, a visual field movement deflector (5 and 6) configured to deflect an arrival position of the beam with respect to the specimen, and an aberration correction unit (3 and 4) disposed between the visual field movement deflector and the charged particle source, in which the aberration correction unit is configured to suppress a change in the arrival position of the beam irradiated under different beam irradiation conditions.
    Type: Grant
    Filed: August 31, 2021
    Date of Patent: October 10, 2023
    Assignee: Hitachi High-Technologies Corporation
    Inventors: Yuta Kawamoto, Akira Ikegami, Yasushi Ebizuka, Nobuo Fujinaga
  • Publication number: 20230238501
    Abstract: An electrode includes an active material layer. The active material layer is provided with a first groove portion and a second groove portion on a surface. The first groove portion has a first depth. The second groove portion has a second depth. The second depth is shallower than the first depth. Each of the first groove portion and the second groove portion extends linearly along the surface of the active material layer. The second groove portion is adjacent to the first groove portion.
    Type: Application
    Filed: November 4, 2022
    Publication date: July 27, 2023
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Haruka SHIONOYA, Yusuke KINTSU, Tetsuya MIMURA, Takeshi KONDO, Yuta KAWAMOTO
  • Publication number: 20230238504
    Abstract: An electrode sheet manufacturing method includes preparing a wet powder that contains an active material and a volatile liquid, and of which a BET specific surface area is 50 cm2/g or more, performing film formation of an active material sheet by spreading the wet powder, and manufacturing an electrode sheet by disposing the active material sheet on a surface of a backing material.
    Type: Application
    Filed: November 22, 2022
    Publication date: July 27, 2023
    Inventors: Shugo DAIKUHARA, Takenori IKEDA, Satoshi MORIYAMA, Yuta KAWAMOTO, Keigo OYAIZU, Suguru NOMIMURA
  • Publication number: 20230223549
    Abstract: An electrode is manufactured by forming an active material layer on a surface of an electrode current collector, forming a groove portion on a surface of the active material layer, and peeling off a part of the active material layer. An electrode current collector includes a metal foil and an adhesive layer. The metal foil includes a first region and a second region. The adhesive layer covers the first region. In the second region, the metal foil is exposed. The active material layer includes a first portion that covers the adhesive layer and a second portion that covers the second region. The groove portion is formed in each of the first portion and the second portion. The second portion is peeled off.
    Type: Application
    Filed: November 4, 2022
    Publication date: July 13, 2023
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yusuke KINTSU, Tetsuya MIMURA, Haruka SHIONOYA, Yasuhiro SAKASHITA, Takeshi KONDO, Tomoyuki TASAKI, Yuta KAWAMOTO
  • Publication number: 20230216090
    Abstract: An electrode includes a base material and an active material layer. The active material layer is disposed on a base material surface. One or more grooves are formed on an active material layer surface. The one or more grooves linearly extend along the surface of the active material layer. In a plan view, each of the one or more grooves includes an inlet region, an intermediate region, and an outlet region. Each of the inlet region and the outlet regions is configured such that a first pressure loss occurring when a fluid flows in a forward direction is smaller than a second pressure loss occurring when the fluid flows in a backward direction.
    Type: Application
    Filed: November 7, 2022
    Publication date: July 6, 2023
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Haruka SHIONOYA, Yusuke Kintsu, Tetsuya Mimura, Takeshi Kondo, Yuta Kawamoto
  • Publication number: 20230170469
    Abstract: A method of manufacturing a granulated material containing an electrode active material, a binder, and a solvent is provided. The electrode active material has at least one type of functional group selected from hydroxy group, carbonyl group, and carboxyl group on its surface.
    Type: Application
    Filed: September 20, 2022
    Publication date: June 1, 2023
    Inventors: Takenori IKEDA, Satoshi MORIYAMA, Shugo DAIKUHARA, Yuta KAWAMOTO, Keigo OYAIZU, Suguru NOMIMURA
  • Publication number: 20230155102
    Abstract: An electrode manufacturing apparatus includes a shaping roll and an opposed roll that sandwich an electrode therebetween and rotate in opposite directions, and a temperature adjusting unit. The temperature adjusting unit reduces a temperature difference between a central portion and an end portion in an axial direction, of at least one roll of the shaping roll and the opposed roll.
    Type: Application
    Filed: August 25, 2022
    Publication date: May 18, 2023
    Applicant: Toyota Jidosha Kabushiki Kaisha
    Inventors: Tetsuya Mimura, Yusuke Kintsu, Haruka Shionoya, Takeshi Kondo, Yuta Kawamoto
  • Publication number: 20230155103
    Abstract: An electrode manufacturing apparatus includes a film forming device that forms an electrode layer on a surface of a substrate. The film forming device includes a first roll that rotates, a second roll that is spaced apart from and opposed to the first roll and rotates in an opposite direction of the first roll, a third roll that is spaced apart from and opposed to the second roll and rotates in the opposite direction of the second roll, and a temperature adjusting unit that reduces a temperature difference between a central portion and an end portion in an axial direction of at least one roll of the first roll, the second roll, and the third roll.
    Type: Application
    Filed: August 18, 2022
    Publication date: May 18, 2023
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tetsuya MIMURA, Yusuke KINTSU, Haruka SHIONOYA, Takeshi KONDO, Yuta KAWAMOTO
  • Publication number: 20230134257
    Abstract: A wet particle storage tank includes a tank body capable of storing wet particles containing particles and solvent. The tank body has an upper storage section having a supply port through which the wet particles are supplied, a lower storage section located below the upper storage section and having a discharge port through which the wet particles are discharged, and a bridge forming section provided between the upper storage section and the lower storage section. The bridge forming section facilitates formation of a bridge by the wet particles to block falling of the wet particles from the upper storage section to the lower storage section.
    Type: Application
    Filed: September 1, 2022
    Publication date: May 4, 2023
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shugo DAIKUHARA, Takenori IKEDA, Satoshi MORIYAMA, Yuta KAWAMOTO, Keigo OYAIZU, Suguru NOMIMURA
  • Publication number: 20220304552
    Abstract: There is provided an endoscope that allows treatment, which uses a treatment tool, to be performed accurately. An observation window is mainly disposed in a distal end surface region positioned above a horizontal axis, a first treatment tool outlet port is mainly disposed in a distal end surface region positioned below the horizontal axis, and a position of a center of a front water supply port in a direction of a vertical axis is disposed between a position of a center of the observation window and a position of a center of the first treatment tool outlet port in the direction of the vertical axis.
    Type: Application
    Filed: March 28, 2022
    Publication date: September 29, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Yuta KAWAMOTO, Keita TAKAHASHI, Kota NINOMIYA
  • Publication number: 20220304554
    Abstract: There is provided an endoscope that allows treatment, which uses treatment tools, to be performed accurately.
    Type: Application
    Filed: March 28, 2022
    Publication date: September 29, 2022
    Applicant: FUJIFILM Corporation
    Inventor: Yuta Kawamoto
  • Publication number: 20220304553
    Abstract: There is provided an endoscope that allows treatment, which uses treatment tools, to be performed accurately. An observation window is mainly disposed in a nearby region, a first treatment tool outlet port is mainly disposed in a fourth quadrant, a second treatment tool outlet port is mainly disposed in a third quadrant, and an upper end position of the second treatment tool outlet port is disposed above an upper end position of the first treatment tool outlet port.
    Type: Application
    Filed: March 28, 2022
    Publication date: September 29, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Yuta KAWAMOTO, Keita TAKAHASHI, Kota NINOMIYA
  • Patent number: 11239042
    Abstract: The present disclosure aims at proposing a multi-beam irradiation device capable of correcting off-axis aberrations. In order to achieve the above object, a beam irradiation device is proposed, which includes a beam source which emits a plurality of beams; an objective lens (17) which focuses a beam on a sample; a first lens (16) which is arranged such that a lens main surface is positioned at an object point of the objective lens and deflects a plurality of incident beams toward an intersection point of a lens main surface of the objective lens and an optical axis; a second lens (15) which is arranged closer to a beam source side than the first lens and focuses the plurality of beams on a lens main surface of the first lens; and a third lens (14) which is arranged closer to the beam source side than the second lens and deflects the plurality of beams toward an intersection point of a lens main surface of the second lens and the optical axis.
    Type: Grant
    Filed: October 1, 2020
    Date of Patent: February 1, 2022
    Assignee: Hitachi High-Tech Corporation
    Inventors: Akira Ikegami, Yuta Kawamoto, Naomasa Suzuki, Manabu Yano, Yasushi Ebizuka, Naoma Ban
  • Publication number: 20220025152
    Abstract: A crosslinked material for an endoscope, containing a fluorinated elastomer and fibrous carbon nanostructures including single-walled carbon nanotubes, in which the amount of the fibrous carbon nanostructures in the crosslinked material is 0.1 parts by mass or more and less than 2.0 parts by mass per 100 parts by mass of the fluorinated elastomer, and a durometer type A hardness at 23° C. measured in accordance with JIS K 6253-3:2012 is 75A or less; an endoscope using the crosslinked material for an endoscope; and a composition for forming the crosslinked material for an endoscope.
    Type: Application
    Filed: October 7, 2021
    Publication date: January 27, 2022
    Applicants: FUJIFILM Corporation, Zeon Corporation
    Inventors: Yoshihiro NAKAI, Yuta KAWAMOTO, Yoshihisa TAKEYAMA, Masahiro UENO
  • Publication number: 20210398770
    Abstract: An object of the present disclosure is to provide a charged particle beam apparatus that can quickly find a correction condition for a new aberration that is generated in association with beam adjustment. In order to achieve the above object, the present disclosure proposes a charged particle beam apparatus configured to include an objective lens (7) configured to focus a beam emitted from a charged particle source and irradiate a specimen, a visual field movement deflector (5 and 6) configured to deflect an arrival position of the beam with respect to the specimen, and an aberration correction unit (3 and 4) disposed between the visual field movement deflector and the charged particle source, in which the aberration correction unit is configured to suppress a change in the arrival position of the beam irradiated under different beam irradiation conditions.
    Type: Application
    Filed: August 31, 2021
    Publication date: December 23, 2021
    Inventors: Yuta KAWAMOTO, Akira IKEGAMI, Yasushi EBIZUKA, Nobuo FUJINAGA
  • Patent number: 11201033
    Abstract: To provide a charged particle beam device capable of preventing generation of geometric aberration by aligning axes of electrostatic lenses with high accuracy even when center holes of respective electrodes which constitute the electrostatic lens are not disposed coaxially. The charged particle beam device according to the invention includes an electrostatic lens disposed between an acceleration electrode and an objective lens, wherein at least one of the electrodes which constitutes the electrostatic lens is formed of a magnetic body, and two or more magnetic field generating elements are disposed along an outer periphery of the electrode.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: December 14, 2021
    Assignee: Hitachi High-Tech Corporation
    Inventors: Yuta Kawamoto, Akira Ikegami, Masahiro Fukuta