Patents by Inventor Yuta Takahashi

Yuta 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: 11453047
    Abstract: A method for producing a salt core includes a step A of adding a saturated sodium chloride aqueous solution to a sodium chloride crystal that is granular, to prepare a slurry mixed material of sodium chloride and water, a step B of subjecting the slurry mixed material to pressure molding to obtain a molded article, and a step C of drying the molded article to remove moisture.
    Type: Grant
    Filed: October 9, 2020
    Date of Patent: September 27, 2022
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yoshitaka Tanaka, Masafumi Nishida, Yuta Takahashi, Yuji Kayashita
  • Publication number: 20220282929
    Abstract: Provided are a first wall section extending along a first direction, a second wall section disposed at an interval from the first wall section in a second direction orthogonal to the first direction, and a plurality of partition wall sections connecting the first wall section and the second wall section so as to form at least one cooling channel between the first wall section and the second wall section, the cooling channel having a plurality of channel cross-sections disposed at intervals in the first direction. In a cross-section including the first direction and the second direction, at least a part of each of the partition wall sections extends along a direction intersecting with the second direction.
    Type: Application
    Filed: January 24, 2020
    Publication date: September 8, 2022
    Inventors: Tatsuya KAMEYAMA, Yuta TAKAHASHI, Yoshitaka NAKAYAMA, Toshiyuki YAMASHITA, Yasuharu CHUMAN, Shuji TANIGAWA, Takafumi SHINOGI, Ryuhei TAKASHIMA
  • Publication number: 20220268527
    Abstract: A heat exchanger according to one embodiment includes: a heat exchange core; a shell provided to surround the heat exchange core; and a first partition wall that is provided in a space surrounded by an outer surface of the heat exchange core and an inner surface of the shell, and partitions the space into a first header space communicating with the heat exchange core and a second header space communicating with the heat exchange core. The first header space and the second header space are adjacent to each other, separated by the first partition wall.
    Type: Application
    Filed: January 13, 2022
    Publication date: August 25, 2022
    Inventors: Keisuke YOSHIDA, Takeshi KANEKO, Koichi TANIMOTO, Hiroyuki NAKAHARAI, Yoichi UEFUJI, Nobuhide HARA, Kenji KIRIHARA, Masahiko NAGAI, Koichiro IIDA, Yuta TAKAHASHI, Shunsaku EGUCHI
  • Publication number: 20220260315
    Abstract: A heat exchanger according to one embodiment includes: a cyclone flow path into which a first fluid is introduced along a tangential direction, the first fluid flowing downward in the cyclone flow path; a lower case located below the cyclone flow path and forming a lower space having a flow path area larger than that of the cyclone flow path; a first outlet flow path located on an outer peripheral side of the cyclone flow path, the first outlet flow path communicating with the lower space; a second inlet flow path into which a second fluid is introduced, the second inlet flow path being located on the outer peripheral side of the cyclone flow path; a second outlet flow path located on an inner peripheral side of the cyclone flow path; and a second intermediate flow path connecting the second inlet flow path and the second outlet flow path.
    Type: Application
    Filed: January 25, 2022
    Publication date: August 18, 2022
    Inventors: Keisuke YOSHIDA, Takeshi KANEKO, Koichi TANIMOTO, Hiroyuki NAKAHARAI, Yuta TAKAHASHI, Yoichi UEFUJI, Nobuhide HARA
  • Publication number: 20220206203
    Abstract: Provided is an optical film that has a thin thickness, is suitable in terms of continuous productivity, and exhibits suppressed tinting of black color in a front direction and an oblique direction in a case of being used as a circularly polarizing plate in an organic EL display device; a circularly polarizing plate; and an organic EL display device. The optical film includes an elongated support, and a first, a second, and a third optically anisotropic layer in this order, in which a thickness of the elongated support is 10 to 45 ?m, the first optically anisotropic layer is formed of a rod-like liquid crystal compound, the second optically anisotropic layer is formed by fixing a twist-aligned liquid crystal compound having a helical axis in a thickness direction, the third optically anisotropic layer is formed of a liquid crystal compound, and each optically anisotropic layer exhibits predetermined optical characteristics.
    Type: Application
    Filed: March 18, 2022
    Publication date: June 30, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Satoshi YANOKUCHI, Shinpei YOSHIDA, Yuta TAKAHASHI
  • Publication number: 20220204855
    Abstract: Provided is a liquid crystal composition capable of forming an optically anisotropic layer, and method thereof, in which a variation in a twisted angle of liquid crystal compound in an in-plane direction is suppressed an optical film, and a circularly polarizing plate for an organic EL display. The liquid crystal composition contains a liquid crystal, optically active compound A which is a photosensitive optically active compound whose helical twisting power changes upon irradiation with light and has a molar absorption coefficient of 5,000 M?1·cm?1 or more with respect to light having a wavelength of 365 nm, and an optically active compound B having a molar absorption coefficient with respect to light having a wavelength of 365 nm smaller than the molar absorption coefficient of the optically active compound A, in which a mass content ratio of the optically active compound A to the liquid crystal compound is less than 0.01.
    Type: Application
    Filed: February 14, 2022
    Publication date: June 30, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Keisuke KODAMA, Yuki FUKUSHIMA, Shunya KATOH, Yuta TAKAHASHI, Shinpei YOSHIDA, Satoshi YANOKUCHI, Akira MARUYAMA, Hiroyuki HAGIO
  • Publication number: 20220171109
    Abstract: Provided is a method for producing an optically anisotropic layer, with a polarizer, which has a plurality of regions in which alignment states of a liquid crystal compound are fixed and different from one another; laminate, with a polarizer; and a composition. The method includes: 1) forming a composition layer containing a chiral agent containing at least a photosensitive chiral agent and a polymerizable liquid crystal compound on a substrate, 2) subjecting the composition layer to a heat treatment, 3) subjecting the composition layer to light irradiation under oxygen concentration of 1% by volume or more, after step 2), and 4) subjecting the composition layer to a curing treatment to form an optically anisotropic layer, and 5) carrying out step 3) under heating conditions, or subjecting the composition layer to a heat treatment between step 3) and step 4), with a predetermined amount of chiral agent.
    Type: Application
    Filed: February 14, 2022
    Publication date: June 2, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Yuta TAKAHASHI, Shinpei YOSHIDA, Satoshi YANOKUCHI, Akira MARUYAMA, Keisuke KODAMA, Yuta FUKUSHIMA, Shunya KATOH, Yuki FUKUSHIMA, Hiroyuki HAGIO
  • Publication number: 20220171096
    Abstract: Provided is an optical film with a resin substrate adhered to an optically anisotropic layer and suppression of occurrence of optical defects in the optically anisotropic layer. The optical film has a resin substrate having an alignment regulating force and an optically anisotropic layer arranged thereon, in which the optically anisotropic layer contains a liquid crystal compound and a compound having a heteroatom different from the liquid crystal compound, and in a case where a surface of the optical film on an optically anisotropic layer side thereof is a first surface and a surface of the optical film on a resin substrate side thereof is a second surface, and components of the optical film in a depth direction are analyzed by time-of-flight secondary ion mass spectrometry while irradiating the optical film with an ion beam from the first surface toward the second surface, the obtained profile satisfies a predetermined requirement.
    Type: Application
    Filed: February 14, 2022
    Publication date: June 2, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Akira MARUYAMA, Keisuke KODAMA, Tetsuro OTSUKA, Hiroyuki HAGIO, Yuta TAKAHASHI, Shinpei YOSHIDA, Satoshi YANOKUCHI
  • Publication number: 20220145021
    Abstract: Provided is a glass direct roving that can achieve good productivity for long glass fiber-reinforced thermoplastic resin pellets, and achieve excellent spinning productivity and good strength of glass fiber-reinforced resin molded articles produced by using long glass fiber-reinforced thermoplastic resin pellets in combination. The glass direct roving includes a plurality of glass filaments bundled together, wherein the filament diameter of the glass filaments, D, is in the range of 17.5 to 21.5 ?m, the number of the glass filaments bundled, F, is in the range of 3000 to 7000, the mass of the glass direct roving is in the range of 2450 to 4000 tex, the ignition loss of the glass direct roving, L, is in the range of 0.03 to 0.
    Type: Application
    Filed: November 27, 2020
    Publication date: May 12, 2022
    Inventors: Yosuke NUKUI, Yuta TAKAHASHI
  • Publication number: 20220098387
    Abstract: Provided is a fiber-reinforced resin hollow cylindrical body that is highly resistant to torsion and also comprises impact energy absorbency enabling the cylindrical body to be used in an energy absorbing member such as a crush box. The fiber-reinforced resin hollow cylindrical body is composed of a reinforcing fiber yarn and a resin composition with which the reinforcing fiber yarn is impregnated. The fiber diameter D of the reinforcing fiber yarn is in the range of 10.0 to 18.0 ?m, the weight T of the reinforcing fiber yarn is in the range of 100 to 1500 tex, the volume content V of the reinforcing fiber yarn in the fiber-reinforced resin hollow cylindrical body is in the range of 40.0 to 80.0%, the D, T and V satisfy the following formula (1): 0.090?T1/4×V/D3?0.155 ??(1).
    Type: Application
    Filed: November 11, 2019
    Publication date: March 31, 2022
    Inventors: Yuta TAKAHASHI, Yosuke NUKUI, Kazunori SANO, Norio HIRAYAMA, Kazuhiro SAKATA
  • Patent number: 11206961
    Abstract: Provided is a structure including a sound absorption section provided in an air flow path on an exhaust side of a fan, traversing a joint portion between a first main housing and a second main housing. The sound absorption section has a double wall structure including an inner wall facing the air flow path and an outer wall spaced outward from the inner wall. A sound absorption member is interposed in a sound absorption chamber between the inner wall and the outer wall of the sound absorption section. A communication hole communicating with the air flow path and the sound absorption chamber is formed in the inner wall of the sound absorption section at a position away from the joint portion.
    Type: Grant
    Filed: March 6, 2018
    Date of Patent: December 28, 2021
    Assignee: KYOCERA INDUSTRIAL TOOLS CORPORATION
    Inventors: Yoshinari Sato, Yuta Takahashi
  • Publication number: 20210367304
    Abstract: There is provided a combination of a container and a mountable component that can ensure the mountability of the mountable component to the container and achieve a reduction in size of the container to which the mountable component is mounted. The container includes a wall portion including an outer surface, and a rib-like guide portion protruding from the outer surface. The mountable component includes a projecting portion that engages with the container in a state where the mountable component is mounted to the outer surface of the container. The guide portion includes a positioning portion that positions the projecting portion with respect to the outer surface.
    Type: Application
    Filed: April 26, 2021
    Publication date: November 25, 2021
    Inventor: Yuta TAKAHASHI
  • Patent number: 11059946
    Abstract: Provided is a glass fiber-reinforced resin molded article having high tensile strength and high impact strength in combination with a low dielectric constant and a low dissipation factor. The glass fiber-reinforced resin molded article contains: 10 to 90 mass % of a glass fiber; and 90 to 10 mass % of a resin based on the total amount of the glass fiber-reinforced resin molded article, wherein the glass fiber has composition containing: 52.0 to 57.0 mass % of SiO2; 13.0 to 17.0 mass % of Al2O3; 15.0 to 21.5 mass % of B2O3; 2.0 to 6.0 mass % of MgO; 2.0 to 6.0 mass % of CaO; 1.0 to 4.0 mass % of TiO2; and less than 1.5 mass % of F2, and the total amount of Li2O, Na2O, and K2O is less than 0.6 mass %, based on the total amount of the glass fiber, and the glass fiber has a number-average fiber length of 30 to 5000 ?m.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: July 13, 2021
    Assignee: Nitto Boseki Co., Ltd.
    Inventors: Akane Tsuchigane, Yuya Onodera, Yuta Takahashi, Tadashi Kurita, Tsunefumi Aizawa
  • Publication number: 20210187596
    Abstract: A method for producing a salt core includes a step A of adding a saturated sodium chloride aqueous solution to a sodium chloride crystal that is granular, to prepare a slurry mixed material of sodium chloride and water, a step B of subjecting the slurry mixed material to pressure molding to obtain a molded article, and a step C of drying the molded article to remove moisture.
    Type: Application
    Filed: October 9, 2020
    Publication date: June 24, 2021
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yoshitaka TANAKA, Masafumi NISHIDA, Yuta TAKAHASHI, Yuji KAYASHITA
  • Patent number: 10882050
    Abstract: The present invention improves the even distribution of a powder to a pulverized coal pipe. A rotary classifier including: a rotary shaft rotatably supported around a rotational axis extending in a vertical direction; a frame body supported by the rotary shaft and including an opening on the outer periphery of the frame body; a plurality of powder outlets provided along the rotation direction and opening on the upper section of the frame body; a plurality of blades extending in the vertical direction at the opening on the outer periphery of the frame body and provided along the rotation direction; and an annular member that serves as a constricting section provided so as to narrow the interval from the blades to the rotary shaft.
    Type: Grant
    Filed: June 14, 2017
    Date of Patent: January 5, 2021
    Assignee: MITSUBISHI POWER, LTD.
    Inventors: Taku Miyazaki, Takuichiro Daimaru, Kenichi Arima, Shinji Matsumoto, Yuta Takahashi, Kazushi Fukui, Takashi Iwata
  • Publication number: 20200383534
    Abstract: Provided is a structure including a sound absorption section provided in an air flow path on an exhaust side of a fan, traversing a joint portion between a first main housing and a second main housing. The sound absorption section has a double wall structure including an inner wall facing the air flow path and an outer wall spaced outward from the inner wall. A sound absorption member is interposed in a sound absorption chamber between the inner wall and the outer wall of the sound absorption section. A communication hole communicating with the air flow path and the sound absorption chamber is formed in the inner wall of the sound absorption section at a position away from the joint portion.
    Type: Application
    Filed: March 6, 2018
    Publication date: December 10, 2020
    Inventors: Yoshinari SATO, Yuta TAKAHASHI
  • Patent number: 10661142
    Abstract: A movement analysis device includes a sensor information acquisition unit and a swing identification processing unit. The sensor information acquisition unit acquires sensor information that is movement information from a sensor unit which is attached to a target person and which senses the movement of the target person. The swing identification processing unit individually identifies the time of the start of the movement and the time of the completion thereof with reference to a predetermined threshold value in a predetermined timing of the sensor information that is the movement information acquired from the sensor information acquisition unit. The swing identification processing unit identifies a movement within the range of the operation based on the time of the start of the movement and the time of the completion that are identified.
    Type: Grant
    Filed: November 15, 2017
    Date of Patent: May 26, 2020
    Assignees: CASIO COMPUTER CO., LTD., NARA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Shogo Hashimoto, Ryo Okumura, Yutaka Arakawa, Hirohiko Suwa, Yuta Takahashi, Chishu Amenomori
  • Publication number: 20200079919
    Abstract: Provided is a glass fiber-reinforced resin molded article having high tensile strength and high impact strength in combination with a low dielectric constant and a low dissipation factor. The glass fiber-reinforced resin molded article contains: 10 to 90 mass % of a glass fiber; and 90 to 10 mass % of a resin based on the total amount of the glass fiber-reinforced resin molded article, wherein the glass fiber has composition containing: 52.0 to 57.0 mass % of SiO2; 13.0 to 17.0 mass % of Al2O3; 15.0 to 21.5 mass % of B2O3; 2.0 to 6.0 mass % of MgO; 2.0 to 6.0 mass % of CaO; 1.0 to 4.0 mass % of TiO2; and less than 1.5 mass % of F2, and the total amount of Li2O, Na2O, and K2O is less than 0.6 mass %, based on the total amount of the glass fiber, and the glass fiber has a number-average fiber length of 30 to 5000 ?m.
    Type: Application
    Filed: June 29, 2017
    Publication date: March 12, 2020
    Inventors: Akane TSUCHIGANE, Yuya ONODERA, Yuta TAKAHASHI, Tadashi KURITA, Tsunefumi AIZAWA
  • Patent number: 10564339
    Abstract: A phase difference film and a circularly polarizing film each achieve suppressed coloration when viewed from the front direction, a smaller difference in tint between views from the front direction and the oblique direction, and suppressed image unevenness, where the film is applied to an image display panel, in particular, an organic EL panel; as well as an image display device including the circularly polarizing film. The phase difference film includes optically anisotropic layers A and B, in which a retardation RthA of layer A in the thickness direction at a wavelength of 550 nm is larger than 0, layer A exhibits predetermined optical properties, a retardation RthB of layer B in the thickness direction at a wavelength of 550 nm is smaller than 0, layer B satisfies predetermined optical properties, and the angle formed between a slow axis of the optically anisotropic layers A and B is 90°±10°.
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: February 18, 2020
    Assignee: FUJIFILM Corporation
    Inventor: Yuta Takahashi
  • Patent number: 10403857
    Abstract: The present invention provides a circularly polarizing plate that makes it possible to realize a bendable display device having reduced reflectivity and reflective tint and has excellent bending resistance, and a display device including a circularly polarizing plate. The circularly polarizing plate of the present invention is a circularly polarizing plate used for a bendable display device and includes a polarizer, and a phase difference film that is arranged on one side of the polarizer. The phase difference film includes a ?/2 plate and a ?/4 plate, the ?/2 plate and the ?/4 plate each include a liquid crystal compound, and a slow axis direction of the phase difference film is adjusted to define an angle of 75 to 105 degrees with respect to a bending direction of the display device.
    Type: Grant
    Filed: September 13, 2017
    Date of Patent: September 3, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Akira Maruyama, Yuta Takahashi