Patents by Inventor Yusuke Okumura

Yusuke Okumura 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: 20240067579
    Abstract: Provided is a surface treatment agent capable of imparting superior antifouling property as well as good and durable hydrophilicity to an inorganic substrate. The surface treatment agent is one comprising a pretreatment agent and a hydrophilizing treatment agent and being to be sequentially applied to an inorganic substrate, wherein the pretreatment agent comprises a silane compound having a reactive silyl group and an organic functional group and a polyfunctional monomer, and the polyfunctional monomer has one or more first reactive groups that react with the organic functional group and one or more second reactive groups that react with the hydrophilizing treatment agent.
    Type: Application
    Filed: December 13, 2021
    Publication date: February 29, 2024
    Applicants: LIXIL Corporation, NIPPON PAINT AUTOMOTIVE COATINGS CO., LTD.
    Inventors: Yoshihito OKUMURA, Yusuke NAKASHIMA, Kazuki YOSHIOKA, Takahito NAKASE, Yusuke SATO, Yugo TAKEMOTO, Kiyoe MAEJIMA
  • Publication number: 20240009962
    Abstract: To provide an Fe-based electroplated steel sheet that not only has excellent chemical convertibility or excellent coating appearance when subjected to hot-dip galvanizing, but also has excellent resistance to cracking in resistance welding. Disclosed is an Fe-based plated steel sheet including: a cold-rolled steel sheet having a chemical composition containing Si in an amount of 0.1 mass % or more and 3.0 mass % or less; and an Fe-based electroplating layer formed on one or both surfaces of the cold-rolled steel sheet with a coating weight per surface of 1.0 g/m2 or more, in which a thickness of an internal oxidation layer is 2.00 ?m or less, and an average value of C concentration in a range of 10 ?m to 20 ?m in a thickness direction from the surface of the Fe-based electroplating layer is 0.10 mass % or less.
    Type: Application
    Filed: November 5, 2021
    Publication date: January 11, 2024
    Applicant: JFE STEEL CORPORATION
    Inventors: Shunsuke YAMAMOTO, Yusuke OKUMURA, Katsutoshi TAKASHIMA, Mai AOYAMA, Tomomi KANAZAWA, Katsuya HOSHINO, Yoichi MAKIMIZU, Takashi KAWANO, Takako YAMASHITA, Hiroshi MATSUDA
  • Publication number: 20230407485
    Abstract: Provided is an alloyed galvanized steel sheet with excellent resistance to cracking in resistance welding at a welded portion, even if crystal orientations of an Fe-based electroplating layer and a cold-rolled steel sheet are integrated at a high ratio at the interface between the Fe-based electroplating layer and the cold-rolled steel sheet. The alloyed galvanized steel sheet has a Si-containing cold-rolled steel sheet containing Si in an amount of 0.1 mass % to 3.0 mass %; an Fe-based electroplating layer formed on at least one surface of the Si-containing cold-rolled steel sheet with a coating weight per surface exceeding 20.0 g/m2, and an alloyed galvanized layer formed on the Fe-based electroplating layer, where crystal orientations of the Fe-based electroplating layer and the Si-containing cold-rolled steel sheet are integrated at a ratio of more than 50% at the interface between the Fe-based electroplating layer and the Si-containing cold-rolled steel sheet.
    Type: Application
    Filed: November 5, 2021
    Publication date: December 21, 2023
    Applicant: JFE STEEL CORPORATION
    Inventors: Shunsuke YAMAMOTO, Katsutoshi TAKASHIMA, Mai AOYAMA, Yusuke OKUMURA, Tomomi KANAZAWA, Katsuya HOSHINO, Hiroshi MATSUDA, Ei OKUMURA, Yoichi MAKIMIZU, Masaki KOBA
  • Publication number: 20230407506
    Abstract: Provided is a steel sheet with excellent resistance to cracking in resistance welding at a welded portion, even if the crystal orientations of an Fe-based electroplating layer and a Si-containing cold-rolled steel sheet are integrated at a high ratio at the interface between the Fe-based electroplating layer and the Si-containing cold-rolled steel sheet. Provided is an Fe-based electroplated steel sheet having a Si-containing cold-rolled steel sheet containing Si in an amount of 0.1 mass % or more and 3.0 mass % or less; and an Fe-based electroplating layer formed on at least one surface of the Si-containing cold-rolled steel sheet with a coating weight per surface of more than 20.0 g/m2, where the crystal orientations of the Fe-based electroplating layer and the Si-containing cold-rolled steel sheet are integrated at a ratio of more than 50% at the interface between the Fe-based electroplating layer and the Si-containing cold-rolled steel sheet.
    Type: Application
    Filed: November 5, 2021
    Publication date: December 21, 2023
    Applicant: JFE STEEL CORPORATION
    Inventors: Shunsuke YAMAMOTO, Katsutoshi TAKASHIMA, Mai AOYAMA, Yusuke OKUMURA, Tomomi KANAZAWA, Katsuya HOSHINO, Hiroshi MATSUDA, Ei OKUMURA, Yoichi MAKIMIZU, Masaki KOBA
  • Publication number: 20230407447
    Abstract: Provided is a galvanized steel sheet with excellent resistance to cracking in resistance welding at a welded portion, even if crystal orientations of an Fe-based electroplating layer and a cold-rolled steel sheet are integrated at a high ratio at the interface between the Fe-based electroplating layer and the cold-rolled steel sheet. The galvanized steel sheet has a Si-containing cold-rolled steel sheet containing Si in an amount of 0.1 mass % to 3.0 mass %; an Fe-based electroplating layer formed on at least one surface of the Si-containing cold-rolled steel sheet with a coating weight per surface of more than 20.0 g/m2, and a galvanized layer formed on the Fe-based electroplating layer, where crystal orientations of the Fe-based electroplating layer and the Si-containing cold-rolled steel sheet are integrated at a ratio of more than 50 % at the interface between the Fe-based electroplating layer and the Si-containing cold-rolled steel sheet.
    Type: Application
    Filed: November 5, 2021
    Publication date: December 21, 2023
    Applicant: JFE STEEL CORPORATION
    Inventors: Shunsuke YAMAMOTO, Katsutoshi TAKASHIMA, Mai AOYAMA, Yusuke OKUMURA, Tomomi KANAZAWA, Katsuya HOSHINO, Hiroshi MATSUDA, Ei OKUMURA, Yoichi MAKIMIZU, Masaki KOBA
  • Publication number: 20230407484
    Abstract: Disclosed is a galvannealed steel sheet including: a Si-containing cold-rolled steel sheet containing Si in an amount of 0.1 mass % or more and 3.0 mass % or less; an Fe-based electroplating layer formed on at least one surface of the Si-containing cold-rolled steel sheet; and a galvannealed layer formed on the Fe-based electroplating layer, in which in an intensity profile measured by glow discharge optical emission spectrometry, ISi,Fe/ISi,bulk is 0.30 or more, and an average value of C concentration in a region ranging from 10 ?m to 20 ?m in the thickness direction from the interface between the galvannealed layer and the Fe-based electroplating layer towards the Fe-based electroplating layer is 0.10 mass % or less.
    Type: Application
    Filed: November 5, 2021
    Publication date: December 21, 2023
    Applicant: JFE STEEL CORPORATION
    Inventors: Shunsuke YAMAMOTO, Katsutoshi TAKASHIMA, Yusuke OKUMURA, Tomomi KANAZAWA, Katsuya HOSHINO, Takashi KAWANO, Takako YAMASHITA, Hiroshi MATSUDA, Yoichi MAKIMIZU
  • Publication number: 20230374639
    Abstract: To provide a steel sheet with excellent resistance to cracking in resistance welding at a welded portion. Disclosed is a galvanized steel sheet including: a Si-containing cold-rolled steel sheet containing Si in an amount of 0.1 mass % or more and 3.0 mass % or less; an Fe-based electroplating layer formed on at least one surface of the Si-containing cold-rolled steel sheet with a coating weight per surface of 5.0 g/m2 or more; and a galvanized layer formed on the Fe-based electroplating layer, in which in an intensity profile measured by glow discharge optical emission spectrometry, ISi,Fe/ISi,bulk is 0.50 or more, and an average value of C concentration in a region ranging from 10 ?m to 20 ?m from an interface between the galvanized layer and the Fe-based electroplating layer towards the Fe-based electroplating layer is 0.10 mass % or less.
    Type: Application
    Filed: November 5, 2021
    Publication date: November 23, 2023
    Applicant: JFE STEEL CORPORATION
    Inventors: Shunsuke YAMAMOTO, Katsutoshi TAKASHIMA, Yusuke OKUMURA, Tomomi KANAZAWA, Katsuya HOSHINO, Takashi KAWANO, Takako YAMASHITA, Hiroshi MATSUDA, Yoichi MAKIMIZU
  • Publication number: 20230284992
    Abstract: An X-ray diagnosis apparatus according to the present embodiment comprises: an imager configured to image by irradiating X-ray to a subject to acquire a captured image by X-ray imaging and a fluoroscopic image by fluoroscope imaging; and processing circuitry configured to acquire imaging related information obtained within a certain period of time before or after the X-ray imaging, and store in a memory the fluoroscopic image captured at least one of before or after the X-ray imaging based on the imaging related information.
    Type: Application
    Filed: March 10, 2023
    Publication date: September 14, 2023
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Yusuke OKUMURA, Haruki IWAI, Motohiro SATO
  • Publication number: 20230292517
    Abstract: According to one embodiment, a semiconductor memory device includes a plurality of conductive layers, each of the plurality of conductive layers including a first portion, and a second portion that is thicker than the first portion, a first insulator portion that contacts the second portion of a first conductive layer and the second portion of a second conductive layer, and a second insulator portion that contacts the second portion of a third conductive layer, wherein the second portion of the second conductive layer includes a first sub portion arranged with the second portion of the first conductive layer, and a second sub portion provided between the second portion of the first conductive layer and the second portion of the third conductive layer.
    Type: Application
    Filed: August 1, 2022
    Publication date: September 14, 2023
    Applicant: Kioxia Corporation
    Inventor: Yusuke OKUMURA
  • Publication number: 20230248324
    Abstract: An X-ray diagnostic apparatus according to an embodiment includes a couchtop, an irradiation unit, a support member, a first opening, and an X-ray detector. The couchtop is a component on which a subject is placed. The irradiation unit outputs X-rays from above the subject. The support member supports both ends of the couchtop in the lateral direction from below and forms a gap between the support member and the couchtop in a center part corresponding to an area excluding both ends. The first opening is formed at either one or both of the ends of the couchtop in the longitudinal direction and is accessible to the gap. The X-ray detector is provided in the gap through the first opening and detects the X-rays.
    Type: Application
    Filed: February 1, 2023
    Publication date: August 10, 2023
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Toshikatsu OOHASHI, Suzuna SAITO, Motohiro SATO, Yoshinori SHIMIZU, Yusuke OKUMURA, Naoko KURATOMI, Yoshinori SAITO
  • Patent number: 11631693
    Abstract: According to one embodiment, a semiconductor memory device includes a substrate, insulating members, first conductive layers, first pillars, and second pillars. The substrate includes a first area, a second area, block regions, and a first dummy block region. The insulating members are arranged at respective boundary portions of the block regions and the first dummy block region. The first conductive layers are partitioned by the insulating members. The first pillars penetrates the first conductive layers in a region where the first area and the block regions overlap. The second pillars penetrates at least one of the first conductive layers in a region where the first area and the first dummy block region overlap.
    Type: Grant
    Filed: August 14, 2020
    Date of Patent: April 18, 2023
    Assignee: Kioxia Corporation
    Inventors: Takahito Nishimura, Genki Kawaguchi, Yusuke Okumura
  • Publication number: 20230082844
    Abstract: A semiconductor memory device includes a substrate including a first region and a second region arranged in a first direction, conductive layers arranged in a second direction and extending in the first direction, a semiconductor layer disposed in the first region and opposed to the conductive layers, contact electrodes disposed in the second region and electrically connected to the conductive layers, and a first structure connected to a first contact electrode in the contact electrodes and a terrace portion of a first conductive layer in the conductive layers. The first structure includes a first conductive portion, a second conductive portion, and a third conductive portion. The first conductive portion extends in the first direction. The second conductive portion and the third conductive portion are connected to one end portion or the other end portion of the first conductive portion in the first direction and the first conductive layer.
    Type: Application
    Filed: March 14, 2022
    Publication date: March 16, 2023
    Applicant: KIOXIA CORPORATION
    Inventor: Yusuke OKUMURA
  • Publication number: 20220401047
    Abstract: An x-ray diagnosis apparatus according to an embodiment includes an x-ray tube holder, a supporter, an ultraviolet ray, a contact portion detector, and an irradiation controller. The x-ray tube holder holds an x-ray tube. The supporter movably supports the x-ray tube holder. The ultraviolet ray emitter is disposed to the x-ray tube holder and emits ultraviolet rays. The contact portion detector detects a contact portion touched by a subject of detection, which is at least one of a subject of examination and an examination technician. The irradiation controller controls the support to move the x-ray tube holder to a position corresponding to the contact portion, and controls the ultraviolet ray emitter to emit the ultraviolet rays toward the contact portion.
    Type: Application
    Filed: June 20, 2022
    Publication date: December 22, 2022
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Junji MASAHASHI, Seiichiro NAGAI, Nobuo KOBAYASHI, Daisuke TAKAHASHI, Norimitsu KOSUGI, Atsushi KOTANI, Yusuke OKUMURA
  • Publication number: 20220327698
    Abstract: An X-ray image processing apparatus of an embodiment includes processing circuitry. The processing circuitry acquires fluoroscopy-related information indicating at least one of a fluoroscopic image and a condition for collecting the fluoroscopic image. The processing circuitry evaluates the image quality of the fluoroscopic image based on the fluoroscopy-related information. The processing circuitry outputs identification information identifying whether to save the fluoroscopic image based on the evaluation result.
    Type: Application
    Filed: April 12, 2022
    Publication date: October 13, 2022
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Yusuke OKUMURA, Haruki IWAI, Motohiro SATO
  • Publication number: 20220160320
    Abstract: According to one embodiment, an X-ray diagnostic apparatus includes an X-ray tube, an X-ray variable diaphragm, an X-ray detector, and processing circuitry. The X-ray tube irradiates X-rays. The X-ray variable diaphragm limits an irradiation region of the X-rays. The X-ray detector detects the X-rays that have passed through an object. The processing circuitry controls a movement of the X-ray tube, the X-ray detector, and an aperture of the X-ray variable diaphragm such that, when the irradiation region on the X-ray detector moves within an imaging range, a movement velocity of the irradiation region relative to the imaging range is maintained constant.
    Type: Application
    Filed: November 22, 2021
    Publication date: May 26, 2022
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Norio SOUTSUKA, Takahiro INAGAKI, Motohiro SATO, Tomio MAEHAMA, Hiroshi NAKAYAMA, Takumi KUDO, Yusuke OKUMURA
  • Publication number: 20210288064
    Abstract: According to one embodiment, a semiconductor memory device includes a substrate, insulating members, first conductive layers, first pillars, and second pillars. The substrate includes a first area, a second area, block regions, and a first dummy block region. The insulating members are arranged at respective boundary portions of the block regions and the first dummy block region. The first conductive layers are partitioned by the insulating members. The first pillars penetrates the first conductive layers in a region where the first area and the block regions overlap. The second pillars penetrates at least one of the first conductive layers in a region where the first area and the first dummy block region overlap.
    Type: Application
    Filed: August 14, 2020
    Publication date: September 16, 2021
    Applicant: Kioxia Corporation
    Inventors: Takahito NISHIMURA, Genki KAWAGUCHI, Yusuke OKUMURA
  • Publication number: 20190296043
    Abstract: A memory device includes a plurality of first electrode layers stacked in a first direction; a plurality of second electrode layers stacked in the first direction and provided in the first direction when viewed from the plurality of first electrode layers; a first columnar body extending in the first direction and piercing the plurality of first electrode layers and the plurality of second electrode layers; a second columnar body extending in the first direction and piercing the plurality of first electrode layers; and a third columnar body extending in the first direction, piercing at least one of the plurality of second electrode layers, and being connected to an end of the second columnar body. The first columnar body includes a first semiconductor layer extending in the first direction. The third columnar body includes a material different from a material of the second columnar body.
    Type: Application
    Filed: September 12, 2018
    Publication date: September 26, 2019
    Applicant: TOSHIBA MEMORY CORPORATION
    Inventor: Yusuke OKUMURA
  • Publication number: 20180277631
    Abstract: According to one embodiment, the joint part has a diameter larger than a diameter of the first columnar part and a diameter of the second columnar part. The joint part includes an intermediate semiconductor body continuous with the first semiconductor body and the second semiconductor body. A central axis of the second columnar part is shifted in a first direction along a surface of the foundation layer with respect to a central axis of the first columnar part. A width along the first direction from the central axis of the first columnar part in an upper end of the first columnar part is larger than a width along a second direction opposite to the first direction from the central axis of the first columnar part in the upper end of the first columnar part.
    Type: Application
    Filed: September 15, 2017
    Publication date: September 27, 2018
    Applicant: Toshiba Memory Corporation
    Inventor: Yusuke OKUMURA
  • Publication number: 20180115206
    Abstract: An electric motor element according to the present invention includes a rotor. The rotor includes a rotor core constituted by a plurality of punched steel sheets laminated in a rotational shaft direction, magnet positioning holes penetrating the rotor core, and a bonded magnet portion constituting a permanent magnet. The magnet positioning holes are filled with the bonded magnet portion. A length of the rotor core in the rotational shaft direction is larger than a length of a stator core in the rotational shaft direction. The bonded magnet portion is shaped such that a position of the bonded magnet portion, the position being located between both axial ends of the rotor and in a plane facing the stator core, is closer to a rotation shaft holding the rotor, than to a position of the bonded magnet portion, the position being located at one of the axial ends of the rotor in the rotational shaft direction and in the plane facing the stator core.
    Type: Application
    Filed: September 27, 2016
    Publication date: April 26, 2018
    Inventors: YUSUKE OKUMURA, YUICHI YOSHIKAWA, HARUHIKO KADO, YUKIHIRO OKADA, SHIZUKA YOKOTE, TAKASHI OGAWA
  • Publication number: 20170353546
    Abstract: An operating status display system includes: a configuration information storage storing information indicating a relationship between systems provided on cloud computing systems, business applications operating on the cloud computing systems to realize the systems, virtual servers, one server being used for the business applications, physical servers configuring the virtual servers, and facilities used for the physical servers; an operating information storage storing operating information indicating respective operating statuses of the business applications, the virtual servers, the physical servers, and the facilities; and an operating status display performing switching among system operating statuses indicating operating statuses of some of the systems, cloud computing system operating statuses indicating operating statuses of some of the cloud computing systems, and facility operating statuses indicating operating statuses of some of the facilities according to a user operation and displaying the switch
    Type: Application
    Filed: August 24, 2017
    Publication date: December 7, 2017
    Applicant: NOMURA RESEARCH INSTITUTE, LTD.
    Inventors: Tomoaki KIMURA, Satoru Isogai, Yusuke Okumura, Kenichiro Furuhashi, Mitsuo Fudetani