Patents by Inventor Kazuya Okamoto

Kazuya Okamoto 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: 20210139238
    Abstract: An article storage device is provided for holding a plurality of standardized containers. The standardized containers extend between a bottom surface extending generally horizontally and a top surface spaced from and generally parallel to the bottom surface. The standardized containers further include an opening side perpendicular to the top and bottom surfaces and a door flange extending along the opening side and beyond the top surface. The standardized containers further include a lifting flange attached to the top surface for receiving a lifting tool. The standardized containers are disposed in the storage rack with their respective opening sides facing away from an access space for allowing a retrieval transport apparatus to move in a substantially horizontal plane between the access space to engage the lifting flange without being obstructed by the door flange.
    Type: Application
    Filed: April 9, 2018
    Publication date: May 13, 2021
    Inventors: Akira OKAMOTO, Kazuya OMORI
  • Publication number: 20210130603
    Abstract: The thermosetting resin composition is used for a sheet-form insulating varnish to be disposed in a gap between insulation target members, and contains: a thermosetting resin (A) that is in solid form at 25° C.; a thermosetting resin (B) that is in liquid form at 25° C.; a latent curing agent that is unreactive at 60° C. or lower; and an inorganic filler having a maximum particle diameter smaller than a dimension of the gap and having an average particle diameter smaller than 0.5 times the dimension of the gap. 30 parts by mass to 70 parts by mass of the thermosetting resin (A) is contained per a total of 100 parts by mass of the thermosetting resin (A) and the thermosetting resin (B). A volume ratio of the inorganic filler to an entirety of the composition is not higher than 50%.
    Type: Application
    Filed: July 22, 2020
    Publication date: May 6, 2021
    Applicant: Mitsubishi Electric Corporation
    Inventors: Naoki YASUDA, Shiori NATORI, Kazuya HASEGAWA, Shogo OKAMOTO
  • Patent number: 10962613
    Abstract: A magnetic resonance imaging apparatus according to an embodiment includes a wireless communication unit, a radio frequency (RF) coil, and a specifying unit. The wireless communication unit includes an antenna and that transmits and receives a wireless signal through the antenna. The RF coil includes one or more antennas and that receives the wireless signal and to respond to the received wireless signal through the one or more antennas. The specifying unit that specifies the position and the orientation of the RF coil on the basis of a response result indicated by the response from the RF coil.
    Type: Grant
    Filed: February 5, 2019
    Date of Patent: March 30, 2021
    Assignee: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Sadanori Tomiha, Koji Akita, Hideo Kasami, Kazuya Okamoto
  • Patent number: 10884082
    Abstract: A magnetic resonance imaging apparatus according to an embodiment includes a receiver array coil structured with a plurality of receiver coils. Each of the receiver coils included in the receiver array coil includes a coil element, a first tuning element configured to tune a tunable frequency of the receiver coil to a desired frequency, and a series circuit including a switching element and a second tuning element and being connected in parallel with the first tuning element. The switching element is configured to disconnect the first tuning element and the second tuning element from each other at the time of transmitting and is configured to arrange the first tuning element and the second tuning element to be electrically conductive with each other at the time of receiving. At least two receiver coils positioned adjacent to each other among the plurality of receiver coils are decoupled from each other.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: January 5, 2021
    Assignee: CANON MEDICAL SYSTEMS CORPORATION
    Inventor: Kazuya Okamoto
  • Patent number: 10871812
    Abstract: A power supply circuit includes a first power supply line that couples a first input node from which first input power is input and an output node to each other, a second power supply line that couples a second input node from which second input power is input and the output node to each other, a power limit of the second input power being higher than that of the first input power, a converter that is inserted in the first power supply line and that converts a voltage of the first input power input from the first input node to a higher voltage or a lower voltage, an adjustment circuit that adjusts an output voltage of the converter to a voltage higher than a voltage of the second input power input from the second input node.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: December 22, 2020
    Assignee: FUJITSU LIMITED
    Inventors: Hiroshi Shimamori, Kazuya Okamoto
  • Publication number: 20200335472
    Abstract: A substrate bonding apparatus that bonds a first substrate and a second substrate together, comprising a joining section that joins the first substrate and second substrate together aligned to each other for stacking; a detecting section that detects an uneven state on at least one of the first substrate and second substrate prior to joining by the joining section; and a determining section that determines whether the uneven state detected by the detecting section satisfies a predetermined condition, wherein the joining section does not join the first substrate and the second substrate if it is determined by the determining section that the uneven state does not satisfy the predetermined condition.
    Type: Application
    Filed: July 1, 2020
    Publication date: October 22, 2020
    Applicant: NIKON CORPORATION
    Inventors: Kazuya OKAMOTO, Isao SUGAYA, Naohiko KURATA, Masashi OKADA, Hajime MITSUISHI
  • Patent number: 10799142
    Abstract: A PET-MRI apparatus according to an embodiment includes a static magnetic field magnet, a gradient coil, a birdcage-type radio frequency coil, and at least one PET detector. The static magnetic field magnet is configured to generate a static magnetic field. The gradient coil is configured to apply a gradient magnetic field to a subject placed in the static magnetic field. The radio frequency coil includes two end rings and a plurality of rungs arranged at intervals along a circumferential direction of the end rings and is configured to transmit a radio frequency pulse or to receive a magnetic resonance signal from the subject. Further, the PET detector is housed inside a conductor structuring the rungs of the radio frequency coil.
    Type: Grant
    Filed: July 17, 2017
    Date of Patent: October 13, 2020
    Assignee: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Kazuya Okamoto, Kazuto Nakabayashi
  • Publication number: 20200247818
    Abstract: The present invention provides industrially suitable processes for preparing intermediates in the production of substituted polycyclic pyridone derivatives having a cap-dependent endonuclease inhibitory activity. In the process as shown below, wherein each symbol is as defined in the specification, an optically active substituted tricyclic pyridone derivative of the formula (VII) is obtained in high yield and high enantioselectivity by subjecting a compound of the formula (III) or (VI) to intramolecular cyclization with controlling stereochemistry to obtain a compound of the formula (IV) having a removable functional group on an asymmetric carbon, and then removing the functional group thereof.
    Type: Application
    Filed: October 5, 2018
    Publication date: August 6, 2020
    Applicant: Shionogi & Co., Ltd.
    Inventors: Kazuya OKAMOTO, Tatsuhiko UENO, Yoshio HATO, Toshikazu HAKOGI, Shohei MAJIMA
  • Publication number: 20200241098
    Abstract: A medical image processing apparatus of embodiments includes processing circuitry. The processing circuitry is configured to acquire a data and a g-factor map. The data is generated as a result of a reception by an RF coil. The processing circuitry is configured to determine strength of denoise performed on the data on the basis of the g-factor map and perform the denoise on the data.
    Type: Application
    Filed: January 28, 2020
    Publication date: July 30, 2020
    Applicant: Canon Medical Systems Corporation
    Inventors: Kensuke SHINODA, Kazuto NAKABAYASHI, Hitoshi KANAZAWA, Kazuya OKAMOTO, Hiroshi TAKAI, Nobuyuki KONUMA, Yuichi YAMASHITA
  • Patent number: 10698047
    Abstract: A magnetic resonance imaging apparatus according to an embodiment includes a radio frequency coil and a control signal transmitting unit. The radio frequency coil is that receives a magnetic resonance signal emitted from a patient as a result of an application of a radio frequency magnetic field thereto and to transmit the received magnetic resonance signal via a wireless communication. The control signal transmitting unit that transmits control information that collectively defines operations to be performed by the radio frequency coil during a predetermined repetition time period, to the radio frequency coil via a wireless communication, prior to the start of the operations performed during the predetermined repetition time period. Further, the radio frequency coil that receives the control information via a wireless communication and to perform the operations on the basis of the received control information.
    Type: Grant
    Filed: February 19, 2015
    Date of Patent: June 30, 2020
    Assignee: Canon Medical Systems Corporation
    Inventors: Sadanori Tomiha, Koji Akita, Hideo Kasami, Kazuya Okamoto
  • Publication number: 20200200848
    Abstract: According to one embodiment, a medical information processing apparatus includes processing circuitry configured to derive an index value with respect to noise included in data associated with magnetic resonance signals collected by each of a plurality of reception coils, adjust a degree to which noise is removed from the data associated with the magnetic resonance signals based on the derived index value, remove noise from the data associated with the magnetic resonance signals based on the adjusted degree, and perform compositing of the data associated with the magnetic resonance signals from which noise has been removed.
    Type: Application
    Filed: December 19, 2019
    Publication date: June 25, 2020
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Yuichi YAMASHITA, Kazuto NAKABAYASHI, Hitoshi KANAZAWA, Kazuya OKAMOTO, Hiroshi TAKAI, Nobuyuki KONUMA, Kensuke SHINODA
  • Patent number: 10670674
    Abstract: In one embodiment, an MRI apparatus, which is wirelessly connected to a wireless RF coil equipped with a plurality of coil elements, includes memory circuitry configured to store at least one program and processing circuitry configured, by executing the at least one program, to (a) set an imaging region of an object, (b) identify a position of each of the plurality of coil elements included in the wireless RF coil based on a signal obtained by radio communication with the wireless RF coil, and (c) select at least one of the plurality of coil elements with respect to three axes, based on positional relationship between the imaging region and the position of each of the plurality of coil elements.
    Type: Grant
    Filed: April 2, 2019
    Date of Patent: June 2, 2020
    Assignee: Canon Medical Systems Corporation
    Inventor: Kazuya Okamoto
  • Publication number: 20200158806
    Abstract: A magnetic resonance imaging apparatus according to an embodiment includes a monitoring coil, a measuring device, and processing circuitry. The monitoring coil continuously transmits to a subject an electromagnetic wave having a monitoring frequency, and without touching the subject. The measuring device measures a change in the impedance related to the monitoring coil over time to thereby generate a biosignal of the subject. The processing circuitry is configured to determine the monitoring frequency that is higher than a frequency of a high-frequency magnetic field based on the information of the subject, and to controls a sequence related to the imaging based on the biosignal.
    Type: Application
    Filed: November 18, 2019
    Publication date: May 21, 2020
    Applicant: Canon Medical Systems Corporation
    Inventor: Kazuya OKAMOTO
  • Publication number: 20200068663
    Abstract: A heating element is used, a periphery of the heating element is covered with a net-shaped conductor, the conductor and a carbon fiber bundle are electrically connected with a connecting tool at one end of the heating element, a periphery of the conductor is covered with an outer skin having flexibility, thermal conductivity and an insulating property, and the other end of the heating element is provided with a power supply terminal configured to supply power.
    Type: Application
    Filed: May 30, 2019
    Publication date: February 27, 2020
    Applicants: JIKAN TECHNO, Inc., S.K.G. Co., Ltd.
    Inventors: Kazuya OKAMOTO, Takahiro KINOSHITA
  • Publication number: 20200043860
    Abstract: A substrate stacking apparatus that stacks first and second substrates on each other, by forming a contact region where the first substrate held by a first holding section and the second substrate held by a second holding section contact each other, at one portion of the first and second substrates, and expanding the contact region from the one portion by releasing holding of the first substrate by the first holding section, wherein an amount of deformation occurring in a plurality of directions at least in the first substrate differs when the contact region expands, and the substrate stacking apparatus includes a restricting section that restricts misalignment between the first and second substrates caused by a difference in the amount of deformation. In the substrate stacking apparatus above, the restricting section may restrict the misalignment such that an amount of the misalignment is less than or equal to a prescribed value.
    Type: Application
    Filed: October 11, 2019
    Publication date: February 6, 2020
    Applicant: NIKON CORPORATION
    Inventors: Isao SUGAYA, Kazuya OKAMOTO, Hajime MITSUISHI, Minoru FUKUDA
  • Publication number: 20200003854
    Abstract: A magnetic resonance imaging apparatus according to an embodiment includes a receiver array coil structured with a plurality of receiver coils. Each of the receiver coils included in the receiver array coil includes a coil element, a first tuning element configured to tune a tunable frequency of the receiver coil to a desired frequency, and a series circuit including a switching element and a second tuning element and being connected in parallel with the first tuning element. The switching element is configured to disconnect the first tuning element and the second tuning element from each other at the time of transmitting and is configured to arrange the first tuning element and the second tuning element to be electrically conductive with each other at the time of receiving. At least two receiver coils positioned adjacent to each other among the plurality of receiver coils are decoupled from each other.
    Type: Application
    Filed: June 25, 2019
    Publication date: January 2, 2020
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventor: Kazuya OKAMOTO
  • Publication number: 20190369687
    Abstract: A power supply circuit includes a first power supply line that couples a first input node from which first input power is input and an output node to each other, a second power supply line that couples a second input node from which second input power is input and the output node to each other, a power limit of the second input power being higher than that of the first input power, a converter that is inserted in the first power supply line and that converts a voltage of the first input power input from the first input node to a higher voltage or a lower voltage, an adjustment circuit that adjusts an output voltage of the converter to a voltage higher than a voltage of the second input power input from the second input node.
    Type: Application
    Filed: April 26, 2019
    Publication date: December 5, 2019
    Applicant: FUJITSU LIMITED
    Inventors: Hiroshi Shimamori, Kazuya Okamoto
  • Patent number: 10483212
    Abstract: A substrate stacking apparatus that stacks first and second substrates on each other, by forming a contact region where the first substrate held by a first holding section and the second substrate held by a second holding section contact each other, at one portion of the first and second substrates, and expanding the contact region from the one portion by releasing holding of the first substrate by the first holding section, wherein an amount of deformation occurring in a plurality of directions at least in the first substrate differs when the contact region expands, and the substrate stacking apparatus includes a restricting section that restricts misalignment between the first and second substrates caused by a difference in the amount of deformation. In the substrate stacking apparatus above, the restricting section may restrict the misalignment such that an amount of the misalignment is less than or equal to a prescribed value.
    Type: Grant
    Filed: June 9, 2017
    Date of Patent: November 19, 2019
    Assignee: Nikon Corporation
    Inventors: Isao Sugaya, Kazuya Okamoto, Hajime Mitsuishi, Minoru Fukuda
  • Patent number: 10465590
    Abstract: A changeover valve includes: a valve body portion that closes an opening formed at a switching position of an exhaust flow path; a fixing portion that rotatably fixes the valve body portion; a first raised portion protruding at one of a flow path forming portion and the fixing portion; a cushion portion; a second raised portion protruding at the valve body portion; and a biasing portion that biases the valve body portion. The first raised portion has an inclined portion inclined relative to a valve closing direction and the second raised portion has an inclined portion inclined relative to the valve closing direction. Both of the inclined portions are contactable with each other at the time of valve closing.
    Type: Grant
    Filed: November 10, 2015
    Date of Patent: November 5, 2019
    Assignee: FUTABA INDUSTRIAL CO., LTD.
    Inventors: Munehiro Tsubosaka, Yusuke Hiramatsu, Yasushi Okamoto, Kazuya Okamoto, Yasufumi Umeno
  • Patent number: 10459049
    Abstract: According to one embodiment, a MRI apparatus includes an RF coil apparatus receiving MR signals by coil elements corresponding to channels, modulating the MR signals to have different frequencies for each of the channels, and outputting an analog multiplexed signal in which the MR signals with different frequencies are composited over the channels, and a receiver including ADC circuitry converting the analog multiplexed signal to a digital multiplexed signal, and predetermined number of separation channels separating the digital multiplexed signal, based on the number of the channels relating to composition of the MR signals with the different frequencies. The receiver stops a separation process of the digital multiplexed signal for separation channels not used in the separation process among the predetermined number of separation channels.
    Type: Grant
    Filed: April 7, 2017
    Date of Patent: October 29, 2019
    Assignee: Canon Medical Systems Corporation
    Inventors: Kazuyuki Soejima, Kazuya Okamoto