Patents by Inventor Yoshimasa Kobayashi

Yoshimasa Kobayashi 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: 10062470
    Abstract: A composite body including a substrate and a forming portion which is composed of a composite phase containing a perovskite oxide and a metal oxide different from the perovskite oxide and which is formed on the substrate. The composite body may be a composite body manufactured by a manufacturing method including a forming step of firing in an oxidizing atmosphere, a laminated body in which an inorganic raw material powder containing a compound powder and a metal powder is disposed on a substrate so as to form a forming portion composed of a composite phase containing a perovskite oxide and a metal oxide different from the perovskite oxide on the substrate.
    Type: Grant
    Filed: March 6, 2015
    Date of Patent: August 28, 2018
    Assignee: NGK Insulators, Ltd.
    Inventors: Yunie Izumi, Yoshimasa Kobayashi
  • Patent number: 10043604
    Abstract: A voltage-nonlinear resistor element 10 includes a voltage-nonlinear resistor (referred simply as “resistor”) 20 and a pair of electrodes 14 and 16 between which the resistor 20 is interposed. The resistor 20 has a multilayer structure including a first layer 21 composed primarily of zinc oxide, a second layer 22 composed primarily of zinc oxide, and a third layer 23 composed primarily of a metal oxide other than zinc oxide. The second layer 22 is adjacent to the first layer 21 and has a smaller thickness and a higher volume resistivity than the first layer 21. The third layer 23 is adjacent to the second layer 22.
    Type: Grant
    Filed: March 24, 2017
    Date of Patent: August 7, 2018
    Assignee: NGK Insulators, Ltd.
    Inventors: Masaki Ishikawa, Toru Hayase, Yoshimasa Kobayashi, Kenji Morimoto
  • Patent number: 10008303
    Abstract: A joined body includes a first member, a second member having a high coefficient of thermal expansion as compared to that of the first member, and a joint portion which at least partially includes a mixed layer containing metal of a transition metal and an oxide of the transition metal and which joins the first member and the second member. In this joint portion, a first layer containing a first oxide of a transition metal, a second layer containing a second oxide of a transition metal having a low valence as compared to that of the first oxide, and the mixed layer containing metal of a transition metal and an oxide thereof preferably are formed so as to form a multilayer structure.
    Type: Grant
    Filed: October 2, 2015
    Date of Patent: June 26, 2018
    Assignee: NGK Insulators, Ltd.
    Inventors: Yunie Izumi, Yoshimasa Kobayashi
  • Publication number: 20180160995
    Abstract: In one embodiment, a medical image processing apparatus used for a treatment using a device includes a memory configured to store a volume data of an object; and processing circuitry configured to acquire positional information of the device, set, in an X-ray image generated by imaging an object using X-ray, a region on which a volume-based 2D image generated from the volume data is to be superimposed, based on the positional information of the device, and generate a superimposed image by superimposing the volume-based 2D image on the set region in the X-ray image.
    Type: Application
    Filed: December 11, 2017
    Publication date: June 14, 2018
    Applicant: Toshiba Medical Systems Corporation
    Inventors: Masaki AKIYAMA, Yoshimasa Kobayashi, Mika Takaya
  • Patent number: 9987825
    Abstract: A joined body 20 includes a first member 21, a second member 22, and a joint portion 30 which is formed from an oxide ceramic containing a Fe3O4 phase in which a solute component capable of forming a spinel-type oxide with Fe is solid-dissolved and which joins the first member 21 and the second member 22.
    Type: Grant
    Filed: October 2, 2015
    Date of Patent: June 5, 2018
    Assignee: NGK Insulators, Ltd.
    Inventors: Yunie Izumi, Yoshimasa Kobayashi
  • Patent number: 9968326
    Abstract: An X-ray diagnostic apparatus according to an embodiment includes an X-ray tube holding device, an X-ray detector, a rotator, an arm, and a tubular body. The X-ray tube holding device generates X-rays. The X-ray detector detects the X-rays. The rotator holds the X-ray tube holding device so as to be rotatable about a first rotation axis obtained by setting an irradiation direction of the X-rays as an axis. The arm holds the rotator and the X-ray detector and is rotatable about a second rotation axis different from the first rotation axis. The tubular body connects the X-ray tube holding device and a device away from the arm. The arm holds the rotator so as to be rotatable about the first rotation axis in a direction in which torsion of the tubular body is reduced.
    Type: Grant
    Filed: July 8, 2015
    Date of Patent: May 15, 2018
    Assignee: Toshiba Medical Systems Corporation
    Inventors: Yoshimasa Kobayashi, Shumpei Ohashi
  • Publication number: 20180110484
    Abstract: According to one embodiment, a compression plate compresses a breast of a subject with the breast between the compression plate and an imaging plane of an imaging table. The compression plate including a compression face and a chest wall face. The compression face is configured to compress the breast to the imaging table. The chest wall face is configured continuously from the compression face to be in contact with a chest wall of the subject during X-ray imaging. The chest wall face includes a second region which is in contact with the chest wall of the subject, and the second region has surface roughness which is greater than that of a first region of the compression face, which is opposed to the imaging table.
    Type: Application
    Filed: October 19, 2017
    Publication date: April 26, 2018
    Applicant: Toshiba Medical Systems Corporation
    Inventors: Yoshimasa Kobayashi, Takehito Tomaru
  • Publication number: 20180070892
    Abstract: A medical information processing system includes setting circuitry, generating circuitry and output control circuitry. The setting circuitry is configured to set a region of interest in a three-dimensional image that is generated by emitting X-rays to a breast of a subject and imaging the breast from different directions. The generating circuitry is configured to generate reference information in which positional information about the region of interest is associated with a schematic diagram of the breast. The output control circuitry is configured to cause output circuitry to output the reference information.
    Type: Application
    Filed: September 11, 2017
    Publication date: March 15, 2018
    Applicant: Toshiba Medical Systems Corporation
    Inventors: Atsuko SUGIYAMA, Mariko SHIBATA, Yoshimasa KOBAYASHI, Kei MORI, Koichi TERAI, Toshie MARUYAMA
  • Patent number: 9908307
    Abstract: A honeycomb structural body 40 includes: a partition wall 48 formed of a porous ceramic which forms and defines a plurality of cells 47 each functioning as a flow path of a fluid and extending from one end surface to the other end surface; and an outer circumference wall 49 formed along the outermost circumference, where an oxide ceramic containing a Fe3O4 phase in which a solute component capable of forming a spinel-type oxide with Fe is solid-dissolved is formed.
    Type: Grant
    Filed: October 2, 2015
    Date of Patent: March 6, 2018
    Assignee: NGK Insulators, Ltd.
    Inventors: Yunie Izumi, Yoshimasa Kobayashi
  • Patent number: 9908815
    Abstract: A heat-resistant member includes a member that is a target to be protected and a protective layer arranged on the whole or part of a surface of the member. The protective layer includes an oxide ceramic containing an Fe3O4 phase in which a solute component capable of forming a spinel-type oxide with Fe is solid-dissolved.
    Type: Grant
    Filed: October 2, 2015
    Date of Patent: March 6, 2018
    Assignee: NGK Insulators, Ltd.
    Inventors: Yunie Izumi, Yoshimasa Kobayashi
  • Patent number: 9898839
    Abstract: A medical image diagnosis apparatus emits radiation to a breast as a subject, detects radiation that has passed through the subject, and generates three-dimensional image data including a plurality of tomographic images of the subject. The medical image diagnosis apparatus includes an image generator, a setting unit, an image detector, and a display controller. The image generator projects the three-dimensional image data in a predetermined direction to generate a two-dimensional image. The setting unit sets a region of interest in the two-dimensional image. Based on the region of interest and a corresponding region that corresponds to the region of interest in each of the tomographic images, the image detector detects a tomographic image including the corresponding region that is similar in pixel value to the region of interest from the three-dimensional image data. The display controller displays the tomographic image detected by the image detector on a display unit.
    Type: Grant
    Filed: March 18, 2015
    Date of Patent: February 20, 2018
    Assignee: Toshiba Medical Systems Corporation
    Inventor: Yoshimasa Kobayashi
  • Patent number: 9888888
    Abstract: According to one embodiment, an X-ray diagnostic apparatus includes an X-ray source, a plurality of lead plates, attention position specifying circuitry, stop control circuitry. The X-ray source generates X-rays. The plurality of lead plates includes an aperture which narrows an irradiation range of X-rays with which an object is irradiated by the X-ray source. The attention position specifying circuitry specifies an attention position based on a line of sight of an observer. The stop control circuitry performs movement control of the plurality of lead plates based on the specified attention position.
    Type: Grant
    Filed: June 15, 2015
    Date of Patent: February 13, 2018
    Assignee: Toshiba Medical Systems Corporation
    Inventors: Yoshimasa Kobayashi, Satoru Ohishi, Shumpei Ohashi
  • Patent number: 9878518
    Abstract: A joined body 20 includes a first member 21 which is a ceramic containing Si, a second member 22, and a joining portion 30 which is formed of an electrically conductive oxide containing a Fe3O4 phase and which joins the first member 21 and the second member 22. In the joined body 20, no reaction layer is preferably formed at a joining interface between the electrically conductive oxide and the first member 21. The joining portion 30 is preferably formed to have a multilayer structure in which from the first matter 21 to the second member 22, a first layer containing a first oxide of a transition metal, a second layer containing an electrically conductive oxide of a transition metal having a low valence as compared to that of the first oxide, and a mixed layer containing a transition metal and an oxide thereof are formed.
    Type: Grant
    Filed: October 2, 2015
    Date of Patent: January 30, 2018
    Assignee: NGK Insulators, Ltd.
    Inventors: Yunie Izumi, Yoshimasa Kobayashi
  • Patent number: 9848840
    Abstract: According to one embodiment, an X-ray diagnostic apparatus includes an X-ray tube, an X-ray detection unit, an X-ray filter, an input unit, and an X-ray filter support unit. The X-ray tube generates X-rays. The X-ray detection unit detects the X-rays transmitted through a subject. The X-ray filter is arranged between the X-ray tube and the object and has an opening. The X-ray filter support unit supports the X-ray filter so as to make the X-ray filter movable in an imaging axis direction of the X-rays.
    Type: Grant
    Filed: September 9, 2014
    Date of Patent: December 26, 2017
    Assignee: Toshiba Medical Systems Corporation
    Inventors: Shumpei Ohashi, Yoshimasa Kobayashi, Koichiro Watanabe
  • Publication number: 20170360389
    Abstract: A medical image diagnostic apparatus according to an embodiment includes a compression plate, an X-ray tube, an arm, an X-ray detector, and an ultrasound probe. The compression plate compresses a breast of a subject. The X-ray tube radiates X-rays. The arm holds the X-ray tube and moves, while the X-ray tube radiating the X-rays, an irradiation region of the X-rays in a direction perpendicular to a front-rear direction of the compression plate. The X-ray detector detects the X-rays having passed through the breast of the subject. The ultrasound probe transmits and receives an ultrasound wave, the ultrasound probe being movable in the direction perpendicular to the front-rear direction of the compression plate.
    Type: Application
    Filed: June 20, 2017
    Publication date: December 21, 2017
    Applicant: Toshiba Medical Systems Corporation
    Inventors: Rie OCHIAI, Yoshimasa KOBAYASHI, Naoko KURATOMI
  • Publication number: 20170348992
    Abstract: The purpose of the present invention is to provide a thermal transfer sheet which can prevent a kick and a scumming, and can form a photographic tone color image of high quality with a continuous tone image by sublimation transfer, while expanding the range of choices for colorants to be included in a colorant layer; a coating liquid for colorant layer to be used for forming the colorant layer of this thermal transfer sheet; a method for manufacturing this thermal transfer sheet; and image forming method employing this thermal transfer sheet.
    Type: Application
    Filed: August 18, 2017
    Publication date: December 7, 2017
    Inventors: Kazuya YOSHIDA, Hiroaki SEGAWA, Tomohiko IMODA, Yoshimasa KOBAYASHI, Tomoko SUZUKI, Hiroyuki HASEGAWA, Kano SAKAMOTO
  • Patent number: 9834023
    Abstract: The present invention is to provide a thermal transfer sheet which is able to prevent a heat resistant slipping layer from transferring to a guide roller, etc., and which is able to prevent wrinkles when printing. Disclosed is a thermal transfer sheet including a substrate sheet, a thermal transfer layer disposed on one side of the substrate sheet, and a heat resistant slipping layer disposed on the other side of the substrate sheet via a primer layer, wherein the primer layer contains a cured product of a resin composition containing one or more kinds of resins selected from a urethane resin and a polyester resin and a compound having a functional group selected from an epoxy group, a silanol group and a hydrolyzable silyl group.
    Type: Grant
    Filed: March 24, 2015
    Date of Patent: December 5, 2017
    Assignee: Dai Nippon Printing Co., Ltd.
    Inventor: Yoshimasa Kobayashi
  • Publication number: 20170325766
    Abstract: According to one embodiment, an X-ray diagnosis apparatus includes an X-ray tube, an input interface, a holding mechanism, an X-ray detector, a display, and processing circuitry. The X-ray tube is configured to radiate X-rays. The input interface is configured to receive an input manual operation of designating at least a direction. The holding mechanism is configured to hold the X-ray tube, and to move the X-ray tube in accordance with the input manual operation, the X-ray tube radiating X-rays during the moving. The X-ray detector is configured to detect X-rays radiated from the X-ray tube and passing through an object, the X-ray detector generating X-ray image data based on the detected X-rays. The display is configured to subsequently display an X-ray image based on the X-ray image data.
    Type: Application
    Filed: May 11, 2017
    Publication date: November 16, 2017
    Applicant: Toshiba Medical Systems Corporation
    Inventor: Yoshimasa KOBAYASHI
  • Publication number: 20170295300
    Abstract: An image processing apparatus comprises processing circuitry. The processing circuitry is configured to acquire a first image in which each pixel is expressed with a first gradation. And the processing circuitry is configured to specify a partial region in the first image. And the processing circuitry is configured to convert, based on correspondence information that associates each level of the first gradation with a display pattern of a plurality of pixels in a display, the level in the first gradation of each pixel included in the partial region in the first image into the corresponding display pattern, the display displaying the display pattern with a second gradation having fewer levels than the first gradation. And the processing circuitry is configured to generate a second image that expresses a plurality of pixels included in the partial region of the first image as the converted display patterns.
    Type: Application
    Filed: April 6, 2017
    Publication date: October 12, 2017
    Applicant: Toshiba Medical Systems Corporation
    Inventors: Satoru Esashi, Jun Okada, Toshio Muroi, Nobuo Ogura, Masanori Gunji, Nobuhiro Ohga, Yoshimasa Kobayashi, Naoko Kuratomi
  • Publication number: 20170278601
    Abstract: A voltage-nonlinear resistor element 10 includes a voltage-nonlinear resistor (referred simply as “resistor”) 20 and a pair of electrodes 14 and 16 between which the resistor 20 is interposed. The resistor 20 has a multilayer structure including a first layer 21 composed primarily of zinc oxide, a second layer 22 composed primarily of zinc oxide, and a third layer 23 composed primarily of a metal oxide other than zinc oxide. The second layer 22 is adjacent to the first layer 21 and has a smaller thickness and a higher volume resistivity than the first layer 21. The third layer 23 is adjacent to the second layer 22.
    Type: Application
    Filed: March 24, 2017
    Publication date: September 28, 2017
    Applicant: NGK INSULATORS, LTD.
    Inventors: Masaki ISHIKAWA, Toru HAYASE, Yoshimasa KOBAYASHI, Kenji MORIMOTO