Patents by Inventor Yu Igarashi

Yu Igarashi 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: 12343211
    Abstract: An ultrasound diagnosis apparatus according to an embodiment includes processing circuitry. The processing circuitry is configured to generate contrast image data on the basis of a contrast signal acquired from an examined subject to whom a contrast agent is administered. The processing circuitry is configured to generate blood flow image data on the basis of a blood flow signal estimated by performing a filtering process on the contrast signal. The processing circuitry is configured to output information indicating a region where the contrast agent is stagnant within a region of interest, on the basis of the contrast image data and the blood flow image data.
    Type: Grant
    Filed: July 16, 2021
    Date of Patent: July 1, 2025
    Assignee: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Yuko Takada, Masaki Watanabe, Yasunori Honjo, Yu Igarashi
  • Publication number: 20250152140
    Abstract: An ultrasound diagnosis apparatus according to an embodiment includes processing circuitry. The processing circuitry is configured to analyze a shear wave that has propagated in a subject. The processing circuitry is configured to set an obtaining condition for scan data on the basis of an analysis result of the shear wave. The processing circuitry is configured to perform a scan on the subject on the basis of the obtaining condition and to obtain the scan data of the subject.
    Type: Application
    Filed: January 15, 2025
    Publication date: May 15, 2025
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Daiki ITO, Yu IGARASHI, Masaki WATANABE, Yasunori HONJO, Mio UTSUNOMIYA
  • Publication number: 20250053258
    Abstract: An input apparatus includes a casing having an opening on one side in a first direction, a panel at least partly exposed through the opening and configured to receive a touch operation and a pressing operation, a holder supporting the panel and reciprocating together with the panel along with the pressing operation, a board in the casing, a sensor provided on the panel and configured to detect the touch operation, a pressure detecting portion configured to detect the pressing operation, and a connector that is provided on the board and connects to a signal cable extending from the sensor. The holder includes a temporary holding portion that holds the board in a state where the board is movable at least in the first direction relative to the holder. The casing includes a stopper that comes into contact with the board from the other side in the first direction.
    Type: Application
    Filed: October 28, 2024
    Publication date: February 13, 2025
    Inventors: Yasumasa FUNABASHI, Toshio IMAI, Keisuke SATO, Yu IGARASHI, Kiyotaka AIZAWA, Yukihiro YOKOYAMA
  • Publication number: 20240057975
    Abstract: An analysis apparatus includes processing circuitry configured to obtain quantitative values of a plurality of types of tissue properties relating to a region of interest of a subject, and generate a diagram of the region of interest based on the quantitative values.
    Type: Application
    Filed: October 31, 2023
    Publication date: February 22, 2024
    Applicant: Canon Medical Systems Corporation
    Inventors: Yasunori HONJO, Masaki WATANABE, Yu IGARASHI
  • Patent number: 11844651
    Abstract: An analyzing apparatus according to an embodiment includes processing circuitry. The processing circuitry is configured to obtain pieces of Doppler image data in a time series rendering a blood flow in an analysis target formed in a blood vessel. The processing circuitry is configured to analyze the pieces of Doppler image data in the time series and to calculate an index value based on temporal changes in a first blood flow signal intensity level in a first region of interest including the blood flow in the analysis target.
    Type: Grant
    Filed: June 7, 2019
    Date of Patent: December 19, 2023
    Assignee: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Yasunori Honjo, Masaki Watanabe, Yu Igarashi, Tetsuya Kawagishi
  • Patent number: 11833723
    Abstract: The present invention provides a process for producing a blow-molded foam including foamed cells, the process including: kneading a polyolefin-based resin containing a foaming agent mixed therewith in an extruder, and extruding a parison formed of the polyolefin-based resin between split mold blocks from a die slit at an extrusion rate of 700 kg/h or more.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: December 5, 2023
    Assignee: KYORAKU CO., LTD.
    Inventors: Masaaki Onodera, Takehiko Sumi, Teruo Tamada, Yu Igarashi, Yoshinori Ohno
  • Patent number: 11715202
    Abstract: An analyzing apparatus according to an embodiment includes processing circuitry. The processing circuitry is configured to calculate a tissue characteristic parameter value with respect to each of a plurality of positions within a region of interest, by analyzing a result of a scan performed on a patient. The processing circuitry is configured to determine a measurement region in the region of interest by performing an analysis while using the tissue characteristic parameter values. The processing circuitry is configured to calculate a statistic value of the tissue characteristic parameter values in the measurement region.
    Type: Grant
    Filed: September 8, 2021
    Date of Patent: August 1, 2023
    Assignee: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Yasunori Honjo, Yu Igarashi, Masaki Watanabe
  • Publication number: 20230144314
    Abstract: An analysis apparatus includes processing circuitry configured to obtain quantitative values of a plurality of types of tissue properties relating to a region of interest of a subject, and generate a diagram of the region of interest based on the quantitative values.
    Type: Application
    Filed: December 30, 2022
    Publication date: May 11, 2023
    Applicant: Canon Medical Systems Corporation
    Inventors: Yasunori HONJO, Masaki WATANABE, Yu IGARASHI
  • Patent number: 11553899
    Abstract: An analysis apparatus includes processing circuitry configured to obtain quantitative values of a plurality of types of tissue properties relating to a region of interest of a subject, and generate a diagram of the region of interest based on the quantitative values.
    Type: Grant
    Filed: April 30, 2019
    Date of Patent: January 17, 2023
    Assignee: Canon Medical Systems Corporation
    Inventors: Yasunori Honjo, Masaki Watanabe, Yu Igarashi
  • Patent number: 11524430
    Abstract: The present application provides a structure excellent in sound absorbing performance According to the present invention, provided is a structure comprising a foam molded body and a porous skin sheet, wherein the skin sheet is integrally molded with the foam molded body; the foam molded body and comprises a wide space therein; and Sw/Ft?0.5, where Ft represents the thickness of the foam molded body at a position in which the thickness of the wide space is maximum, and Sw represents the width of the wide space.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: December 13, 2022
    Assignee: KYORAKU CO., LTD.
    Inventors: Yuta Minamigawa, Yoshihiro Yamasaki, Yu Igarashi, Tadatoshi Tanji, Ryuichi Ishida
  • Patent number: 11517288
    Abstract: An ultrasonic diagnostic apparatus in an embodiment includes processing circuitry. The processing circuitry is configured to cause an ultrasonic probe to perform an ultrasound scan of a subject. The processing circuitry is configured to generate a shadow image by assigning at least one of hue, saturation, and lightness depending on a feature of an acoustic shadow that has appeared in the result of the ultrasound scan.
    Type: Grant
    Filed: May 19, 2016
    Date of Patent: December 6, 2022
    Assignee: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Yu Igarashi, Masaki Watanabe, Yuko Kanayama, Yasunori Honjo, Tetsuya Kawagishi
  • Patent number: 11508104
    Abstract: A medical image processing apparatus according to an embodiment includes processing circuitry. The processing circuitry is configured to obtain a measurement value related to the shape of a heart valve in medical image data. The processing circuitry is configured to cause a display to display a numerical value related to the shape of an artificial valve to be placed for the heart valve.
    Type: Grant
    Filed: May 12, 2020
    Date of Patent: November 22, 2022
    Assignee: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Keisuke Miyaki, Yu Igarashi, Koichiro Kurita
  • Patent number: 11436729
    Abstract: The medical image processing apparatus according to the present embodiment includes processing circuitry. The processing circuitry is configured to acquire contrast image data generated by imaging a subject. The processing circuitry is configured to input the acquired contrast image data to a learned model to generate a time phase data classified according to a contrast state of a lesion area with a contrast agent included in the acquired contrast image data, the learned model being for generating the time phase data based on the acquired contrast image data.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: September 6, 2022
    Assignee: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Yu Igarashi, Masaki Watanabe, Yasunori Honjo
  • Patent number: 11341995
    Abstract: An aluminum alloy sheet for a magnetic disk, a method for manufacturing same, and a magnetic disk using same. The aluminum alloy sheet is made of an aluminum alloy comprising 0.10 to 3.00 mass % of Fe, 0.003 to 1.000 mass % of Cu, and 0.005 to 1.000 mass % of Zn, with a balance of Al and unavoidable impurities, wherein a value obtained by dividing a difference in an area ratio (%) of second phase particles between a region (A) and a region (B) by an average value of area ratios (%) of second phase particles in the regions (A) and (B) is 0.05 or less, the region (A) being a region from a sheet thickness center plane to a front surface of the sheet, and the region (B) being a region from the sheet thickness center plane to a rear surface of the plate.
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: May 24, 2022
    Assignees: UACJ CORPORATION, FURUKAWA ELECTRIC CO.. LTD.
    Inventors: Kotaro Kitawaki, Yu Igarashi, Keisuke Kamiya, Yu Matsui, Makoto Yonemitsu, Ryo Sakamoto, Hideyuki Hatakeyama, Hiroki Ota
  • Publication number: 20220133276
    Abstract: A medical image processing device according to an embodiment includes processing circuitry. The processing circuitry detects a contrast medium from a medical image. The processing circuitry sets a first region of interest and a second region of interest in the medical image. The processing circuitry calculates a density ratio between a density of the contrast medium included in the first region of interest and a density of the contrast medium included in the second region of interest.
    Type: Application
    Filed: October 29, 2021
    Publication date: May 5, 2022
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Yu IGARASHI, Masaki WATANABE
  • Publication number: 20220063140
    Abstract: A molding apparatus provided with a transfer capable of transferring a heavy-weight mold clamping device. The molding apparatus that molds a molded product, includes: a mold clamping device clamping a parison extruded from an extruder to obtain a molded body, a transfer rail to support the mold clamping device in a transferable manner, and an electric cylinder to transfer the mold clamping device along the transfer rail. The mold clamping device includes first and second platens for holding a die, and a clamping drive unit for driving the first and second platens closer to or separated from each other, the electric cylinder includes a motor having an output shaft and a feed screw mechanism that converts the rotary motion of the output shaft into a linear motion.
    Type: Application
    Filed: January 23, 2020
    Publication date: March 3, 2022
    Applicants: KYORAKU CO., LTD., SIKA MACHINERY CO., LTD.
    Inventors: Tzu Chiang CHANG, Shuji ITO, Yu IGARASHI
  • Patent number: 11247384
    Abstract: According to a method for manufacturing a structure that is provided, it is possible to prevent creases on a skin sheet when the skin sheet and a molten resin sheet are integrally molded using a mold. The method provided by the present invention is a method for manufacturing a structure including the step of integrally molding a skin sheet and a molten resin sheet using a mold. The molding is performed with the skin sheet under tension.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: February 15, 2022
    Assignee: KYORAKU CO., LTD.
    Inventors: Yoshihiro Yamasaki, Yu Igarashi, Yuta Minamigawa, Teruo Tamada, Yosuke Hayashi, Kunimasa Ozaki
  • Publication number: 20210407084
    Abstract: An analyzing apparatus according to an embodiment includes processing circuitry. The processing circuitry is configured to calculate a tissue characteristic parameter value with respect to each of a plurality of positions within a region of interest, by analyzing a result of a scan performed on a patient. The processing circuitry is configured to determine a measurement region in the region of interest by performing an analysis while using the tissue characteristic parameter values. The processing circuitry is configured to calculate a statistic value of the tissue characteristic parameter values in the measurement region.
    Type: Application
    Filed: September 8, 2021
    Publication date: December 30, 2021
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Yasunori HONJO, Yu IGARASHI, Masaki WATANABE
  • Publication number: 20210369247
    Abstract: A medical image diagnosis apparatus according to an embodiment includes processing circuitry configured to acquire signals from a subject over time, calculate a first similarity representing a similarity of the signals between frames with respect to each of a plurality of frames and a plurality of positions and calculate a second similarity representing a similarity of change of the first similarity over time between the positions, and output the second similarity.
    Type: Application
    Filed: May 28, 2021
    Publication date: December 2, 2021
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Yu IGARASHI, Masaki WATANABE, Yasunori HONJO, Tomohisa IMAMURA, Tetsuya KAWAGISHI
  • Publication number: 20210338207
    Abstract: An ultrasound diagnosis apparatus according to an embodiment includes processing circuitry. The processing circuitry is configured to generate contrast image data on the basis of a contrast signal acquired from an examined subject to whom a contrast agent is administered. The processing circuitry is configured to generate blood flow image data on the basis of a blood flow signal estimated by performing a filtering process on the contrast signal. The processing circuitry is configured to output information indicating a region where the contrast agent is stagnant within a region of interest, on the basis of the contrast image data and the blood flow image data.
    Type: Application
    Filed: July 16, 2021
    Publication date: November 4, 2021
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Yuko TAKADA, Masaki WATANABE, Yasunori HONJO, Yu IGARASHI