Patents by Inventor Yusuke Nagai

Yusuke Nagai 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: 20240092784
    Abstract: A condensed heterocyclic compound has a sepiapterin reductase inhibitory action and is particularly useful for treatment of a pain. The condensed heterocyclic compound represented by Formula (I) below (R1 represents a hydrocarbon group or the like; R2 and R3 represent a hydrogen atom or the like; R4, X, and Y represent defined substituents), a tautomer or a pharmaceutically acceptable salt of the compound, or a solvate of any of these.
    Type: Application
    Filed: April 13, 2021
    Publication date: March 21, 2024
    Applicants: NISSAN CHEMICAL CORPORATION, SHIONOGI & CO., LTD.
    Inventors: Masahiro KAMAURA, Yusuke INABA, Yusuke SHINTANI, Yuki KUWANO, Moemi NAKAO, Hiroshi NAGAI, Noriyuki KUROSE, Kenji TAKAYA, Mado NAKAJIMA
  • Publication number: 20240079177
    Abstract: A multilayer coil component includes an element body, a plurality of coil conductors, a first resistive layer, and a second resistive layer. The plurality of coil conductors are disposed in the element body and electrically connected to each other. The plurality of coil conductors include a first coil conductor and a second coil conductor adjacent to each other. The first resistive layer and the second resistive layer oppose each other between the first coil conductor and the second coil conductor. The first resistive layer is in contact with the first coil conductor.
    Type: Application
    Filed: July 26, 2023
    Publication date: March 7, 2024
    Applicant: TDK CORPORATION
    Inventors: Yusuke NAGAI, Kazuhiro EBINA, Takahiro SATO, Masaki TAKAHASHI, Takashi ENDO, Yuya ISHIMA, Kosuke ITO, Takuya MIYASHITA
  • Patent number: 11921091
    Abstract: A sample injection device is used to inject a sample into a chromatograph and includes a flow vial, a sampling needle and one or more than one sample dissolution devices. A sample is supplied to the flow vial. The sample that has been supplied to the flow vial is collected by the sampling needle and injected into the chromatograph. At least one of ultrasonic waves, an electric field and a magnetic field is used, so that dissolution of a sample to be injected into the chromatograph is promoted by one or more than one sample dissolution devices.
    Type: Grant
    Filed: February 28, 2020
    Date of Patent: March 5, 2024
    Assignee: Shimadzu Corporation
    Inventors: Yusuke Nagai, Yosuke Iwata
  • Patent number: 11913367
    Abstract: There is provided an exhaust gas purifying catalyst including a substrate and catalyst portions. The substrate includes an inflow-side cells, outflow-side cells, and porous partition walls, each partition wall separating the inflow-side cell from the outflow-side cell. The catalyst portion includes: (group A) first catalyst portions, each first catalyst portion being provided on a surface of the partition wall that faces the inflow-side cell on an upstream side in an exhaust gas flow direction; and (group B) second catalyst portions being provided on a surface of the partition wall that faces the outflow-side cell on a downstream side in the exhaust gas flow direction. Each catalyst portion of one of group A and group B includes at least one oxidizing catalyst layer and at least one reducing catalyst layer, and each catalyst portion of the other of group A and group B includes at least one oxidizing catalyst layer and/or at least one reducing catalyst layer.
    Type: Grant
    Filed: April 17, 2019
    Date of Patent: February 27, 2024
    Assignees: Mitsui Mining & Smelting Co., Ltd., HONDA MOTOR CO., LTD.
    Inventors: Hiroki Kurihara, Yusuke Nagai, Shingo Akita, Yoshinori Endo, Takeshi Mori, Takayuki Watanabe, Tomoko Tsuyama
  • Publication number: 20230420172
    Abstract: A multilayer coil component includes an element body having a multilayer structure including a first element body portion formed of a ferrite element body material, and a second element body portion laminated on the first element body portion and formed of a ferrite element body material having a composition different from the ferrite element body material forming the first element body portion, a multilayer coil having an axis parallel to a lamination direction of the element body, and a stress alleviation portion provided in an inner region of the multilayer coil when viewed from the lamination direction. In the multilayer coil component, the stress alleviation portion is provided in the inner region of the multilayer coil in which a stress tends to be concentrated to alleviate the stress in the inner region of the multilayer coil, and thereby occurrence of cracking in the element body can be suppressed.
    Type: Application
    Filed: September 13, 2023
    Publication date: December 28, 2023
    Applicant: TDK CORPORATION
    Inventors: Hidekazu SATO, Takahiro SATO, Hitoshi KUDO, Takashi ENDO, Yusuke NAGAI, Tatsuro SUZUKI, Hiroko KORIKAWA, Kenji KOMORITA
  • Patent number: 11824321
    Abstract: A tube preparation step of preparing a resin tube that has a tube wall impregnable with a solution including a fine substance and is made of a light-transmitting resin material, a solution preparation step of preparing a solution that includes a fine fluorescent substance that emits fluorescence or a fine scattering substance that scatters light as an oscillation material and an impregnation step of causing the resin tube to be immersed in the solution and causing the tube wall of the resin tube to be impregnated with the oscillation material, are included.
    Type: Grant
    Filed: August 3, 2022
    Date of Patent: November 21, 2023
    Assignee: SHIMADZU CORPORATION
    Inventors: Yusuke Nagai, Kotaro Kajikawa
  • Patent number: 11810704
    Abstract: A multilayer coil component includes an element body having a multilayer structure including a first element body portion formed of a ferrite element body material, and a second element body portion laminated on the first element body portion and formed of a ferrite element body material having a composition different from the ferrite element body material forming the first element body portion, a multilayer coil having an axis parallel to a lamination direction of the element body, and a stress alleviation portion provided in an inner region of the multilayer coil when viewed from the lamination direction. In the multilayer coil component, the stress alleviation portion is provided in the inner region of the multilayer coil in which a stress tends to be concentrated to alleviate the stress in the inner region of the multilayer coil, and thereby occurrence of cracking in the element body can be suppressed.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: November 7, 2023
    Assignee: TDK CORPORATION
    Inventors: Hidekazu Sato, Takahiro Sato, Hitoshi Kudo, Takashi Endo, Yusuke Nagai, Tatsuro Suzuki, Hiroko Korikawa, Kenji Komorita
  • Patent number: 11791588
    Abstract: A liquid discharge structure includes a bottom wall with a discharge opening for liquid, the liquid being collected inside a casing which is configured to be installed in a vehicle, a blocking wall disposed outside the bottom wall so that the blocking wall is overlapped with the discharge opening in a plan view on the bottom wall and opposed to the bottom wall with a gap, and a pair of vertical walls extending towards the bottom wall from the blocking wall in a front-rear direction of the vehicle, the pair of vertical walls being opposed to each other in a width direction of the vehicle, wherein the pair of vertical walls is configured to define a discharge path together with the bottom wall and the blocking wall, the discharge path being opened towards both of a front and rear side of the vehicle.
    Type: Grant
    Filed: November 5, 2020
    Date of Patent: October 17, 2023
    Assignee: YAZAKI CORPORATION
    Inventors: Satoshi Yokoyama, Yusuke Nagai, Makoto Goto
  • Publication number: 20230324261
    Abstract: It is an object to enable a sample of a sample source to be injected into a LC while a pressure state of the sample source is maintained. There are provided an injector (2) including a first sample loop (18) and an injection valve (20), a sample supply channel (26), a pump part (4), a second sample loop (12), a sample source channel (52), and a path construction part. The path construction part is configured to be capable of selectively constructing a sampling path and a sample supply path.
    Type: Application
    Filed: April 8, 2023
    Publication date: October 12, 2023
    Inventors: Yusuke NAGAI, Yosuke IWATA, Tomoyuki YAMAZAKI
  • Publication number: 20230317342
    Abstract: A multilayer coil component includes an element body including a plurality of metal magnetic particles, and a plurality of coil conductors. The plurality of coil conductors is disposed in the element body. The plurality of coil conductors is separated from each other in a predetermined direction and electrically connected to each other. The plurality of coil conductors includes one pair of side surfaces opposing each other in the predetermined direction. Surface roughness of the one pair of side surfaces is less than 40% of an average particle size of the plurality of metal magnetic particles.
    Type: Application
    Filed: June 6, 2023
    Publication date: October 5, 2023
    Applicant: TDK CORPORATION
    Inventors: Shinichi SATO, Takahiro SATO, Yusuke NAGAI, Mitsuharu KOIKE, Kazuhiro MIURA, Seiichi NAKAGAWA, Shinichi KONDO, Takashi SUZUKI
  • Publication number: 20230314390
    Abstract: A monitoring analysis device includes an acquirer that sequentially acquires reaction products produced by a reactor, an analyzer that sequentially analyzes the reaction products acquired by the acquirer, a pre-processor that performs a pre-process to be performed before an analysis of the reaction products by the analyzer, and a controller that controls the pre-processor such that the pre-process for a second analysis to be performed subsequently to a first analysis is performed during the first analysis by the analyzer.
    Type: Application
    Filed: February 3, 2023
    Publication date: October 5, 2023
    Inventors: Yusuke NAGAI, Yosuke IWATA
  • Patent number: 11745172
    Abstract: A substrate (11) of an exhaust gas purification catalyst (10) includes inflow-side cells (21), outflow-side cells (22), and porous partition walls (23), each separating the inflow-side cell and the outflow-side cell. Catalyst portions (14, 15) are provided on the surfaces of the partition walls that each face the inflow-side cell and/or the surfaces of the partition walls that each face the outflow-side cell. In a cross section vertical to an exhaust gas flow direction, the percentage of the total area of voids, each void satisfying the expression L/{2(?S)1/2}?1.1 (wherein L is the perimeter of the void in the cross section, and S is the area of the void in the cross section), is greater than 10% to 30% or less based on the apparent area of the catalyst portion present on the partition wall. The content of zirconium element in terms of oxide (amount of ZrO2) in the catalyst portions is from 35 mass % to 85 mass %.
    Type: Grant
    Filed: March 9, 2020
    Date of Patent: September 5, 2023
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Yusuke Nagai, Shingo Akita, Hiroki Kurihara, Yoshinori Endo
  • Patent number: 11710593
    Abstract: A multilayer coil component includes an element body including a plurality of metal magnetic particles, and a plurality of coil conductors. The plurality of coil conductors is disposed in the element body. The plurality of coil conductors is separated from each other in a predetermined direction and electrically connected to each other. The plurality of coil conductors includes one pair of side surfaces opposing each other in the predetermined direction. Surface roughness of the one pair of side surfaces is less than 40% of an average particle size of the plurality of metal magnetic particles.
    Type: Grant
    Filed: March 12, 2020
    Date of Patent: July 25, 2023
    Assignee: TDK CORPORATION
    Inventors: Shinichi Sato, Takahiro Sato, Yusuke Nagai, Mitsuharu Koike, Kazuhiro Miura, Seiichi Nakagawa, Shinichi Kondo, Takashi Suzuki
  • Publication number: 20230230737
    Abstract: A multilayer coil component includes: an element body including a plurality of magnetic layers that includes soft magnetic metal particles and is laminated in a first direction; and a coil disposed in the element body. The coil includes a plurality of coil conductors electrically connected to each other. The plurality of magnetic layers includes a first magnetic layer and a second magnetic layer laminated between two coil conductors adjacent to each other in the first direction. An average particle diameter of soft magnetic metal particles included in the second magnetic layer is larger than an average particle diameter of soft magnetic metal particles included in the first magnetic layer.
    Type: Application
    Filed: January 6, 2023
    Publication date: July 20, 2023
    Applicant: TDK CORPORATION
    Inventors: Yusuke NAGAI, Kazuhiro EBINA, Kunihiko KAWASAKI, Shinichi KONDO, Kouichi KAKUDA, Shinichi SATO, Keito YASUDA
  • Publication number: 20230230742
    Abstract: A multilayer coil component includes an element body including an end surface, a coil disposed in the element body, and an external electrode disposed on an end portion of the element body and connected to the coil. The external electrode includes a conductive resin layer. The conductive resin layer includes resin and a plurality of metal particles and is in contact with the end surface. The conductive resin layer includes a metal particle group. The metal particle group consists a plurality of first metal particles included in the plurality of metal particles, and the plurality of first metal particles is adjacent to the end surface and separated from the end surface.
    Type: Application
    Filed: December 21, 2022
    Publication date: July 20, 2023
    Applicant: TDK CORPORATION
    Inventors: Yusuke NAGAI, Kazuhiro EBINA, Kunihiko KAWASAKI, Shinichi KONDO, Yuya ISHIMA, Shinichi SATO, Seiichi NAKAGAWA, Kosuke ITO, Keito YASUDA, Youhei IIDA
  • Publication number: 20230230738
    Abstract: A coil component includes an element body, a coil and a first electrode part. The element body includes a main surface which is used as a mounting surface. The coil is disposed in the element body. The first electrode part is embedded in the element body and electrically connected to the coil. The first electrode part includes a first surface exposed from the main surface and a second surface opposing the first surface. An area of the first surface is larger than an area of the second surface when viewed from a direction orthogonal to the first surface.
    Type: Application
    Filed: January 17, 2023
    Publication date: July 20, 2023
    Applicant: TDK Corporation
    Inventors: Yusuke NAGAI, Kazuhiro EBINA, Kunihiko KAWASAKI, Shinichi KONDO, Shinichi SATO, Seiichi NAKAGAWA, Mitsuharu KOIKE, Takato SASAKI, Youhei IIDA
  • Publication number: 20230223183
    Abstract: The coil component includes an element body, a coil, a first electrode part and a second electrode part. The element body includes a main surface to be used as a mounting surface. The coil is disposed in the element body. The first electrode part and the second electrode part are spaced apart from each other in a first direction, embedded in the element body in such a way as to be exposed from the main surface, and electrically connected to the coil. The first electrode part includes a first surface exposed from the main surface and a protrusion disposed in the element body in such a way as to be spaced apart from the main surface. The protrusion protrudes more toward the second electrode part than the first surface in the first direction.
    Type: Application
    Filed: December 16, 2022
    Publication date: July 13, 2023
    Applicant: TDK CORPORATION
    Inventors: Yusuke NAGAI, Kazuhiro EBINA, Kunihiko KAWASAKI, Shinichi KONDO, Shinichi SATO, Seiichi NAKAGAWA, Mitsuharu KOIKE, Takato SASAKI, Youhei IIDA
  • Publication number: 20230215616
    Abstract: A coil component includes: an element body; a coil including a plurality of coil conductors disposed in the element body and electrically connected to each other; an external electrode disposed on the element body; and a connection conductor that connects the coil and the external electrode. The connection conductor has an end portion exposed from an outer surface of the element body and connected to the external electrode. The end portion has a shape extending outward over an entire circumference.
    Type: Application
    Filed: December 28, 2022
    Publication date: July 6, 2023
    Applicant: TDK CORPORATION
    Inventors: Yusuke NAGAI, Kazuhiro EBINA, Kunihiko KAWASAKI, Shinichi KONDO, Yuya ISHIMA, Shinichi SATO, Kosuke ITO
  • Patent number: 11679815
    Abstract: A liquid discharge structure includes a bottom wall to be disposed tilted relative to a horizontal plane at a casing which is configured to be installed in a vehicle, a lateral wall arranged vertically at a lower end edge of the bottom wall, wherein the lower end edge is configured to be located on a lower side of the bottom wall being tilted, wherein the lateral wall has a discharge opening for liquid located at an end of the lateral wall closer to the bottom wall, a tubular rib wall projecting at least inwardly within the casing from the lateral wall so as to surround the discharge opening, and a partitioning rib wall which is arranged vertically on an inner surface of the bottom wall at a position closer to the lateral wall so that the partitioning rib wall extends intersecting a center axis of the tubular rib wall.
    Type: Grant
    Filed: November 4, 2020
    Date of Patent: June 20, 2023
    Assignee: YAZAKI CORPORATION
    Inventors: Satoshi Yokoyama, Yusuke Nagai, Makoto Goto
  • Publication number: 20230125854
    Abstract: A stacked coil component includes: an element body, a coil disposed inside the element body; and a first outer electrode and a second outer electrode which are disposed in the element body. Each of the first outer electrode and the second outer electrode includes an electrode portion which includes a joining surface joined to the element body, and a plating surface opposite to the joining surface and is formed by plating, and of which at least a part is embedded in the element body.
    Type: Application
    Filed: October 20, 2022
    Publication date: April 27, 2023
    Applicant: TDK CORPORATION
    Inventors: Yusuke NAGAI, Kazuhiro EBINA, Takahiro SATO, Kunihiko KAWASAKI, Shinichi SATO, Seiichi NAKAGAWA, Kouichi KAKUDA, Mitsuharu KOIKE, Keito YASUDA, Takato SASAKI