Patents by Inventor Yoshihito Hayashi

Yoshihito Hayashi 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: 10989722
    Abstract: There is provided an electrical measuring container of a biological sample in a liquid phase, including at least a biological sample holding section that accommodates a biological sample in a liquid phase and made of a resin, and an electrical conductive section fixed to the biological sample holding section. In a state in which a portion of the electrical conductive section is buried in the biological sample holding section, the biological sample holding section and the electrical conductive section are integrally formed with each other.
    Type: Grant
    Filed: September 10, 2019
    Date of Patent: April 27, 2021
    Assignee: SONY CORPORATION
    Inventors: Yoichi Katsumoto, Marcaurele Brun, Yoshihito Hayashi
  • Patent number: 10962495
    Abstract: To provide a system capable of evaluating a deficiency and/or a lowered function of extrinsic coagulation factors or intrinsic coagulation factors with high sensitivity by adding new procedures and apparatuses to a blood coagulation system analysis procedure, an apparatus, or the like. A blood coagulation system analysis system includes a blood coagulation system measurement apparatus that performs blood coagulation system measurement of a blood sample; and a blood coagulation system analysis apparatus including a coagulation parameter extraction unit that extracts a coagulation parameter from a measurement result by the blood coagulation system measurement apparatus, and a blood coagulation evaluation unit that evaluates a level of blood coagulation of the blood sample on the basis of the coagulation parameter, the measurement by the blood coagulation system measurement apparatus being performed under an extrinsic system acceleration condition and an intrinsic system acceleration condition.
    Type: Grant
    Filed: February 17, 2017
    Date of Patent: March 30, 2021
    Assignee: Sony Corporation
    Inventors: Yoshihito Hayashi, Marcaurele Brun, Kenzo Machida, Aya Murata, Shinji Omori, Seungmin Lee, Kaori Kawaguchi
  • Patent number: 10948478
    Abstract: A blood state analysis device, blood state analysis system, blood state analysis method, and program that enable analysis of the state of blood easily and precisely is provided. The blood state analysis device includes: an extraction unit configured to extract at least one feature from chronological change data of an electrical characteristic of blood in two or more frequency bands; an evaluation unit configured to evaluate a state of the blood on the basis of the at least one feature extracted by the extraction unit; and a classification unit configured to classify the blood on the basis of a result of evaluation conducted by the evaluation unit.
    Type: Grant
    Filed: February 18, 2014
    Date of Patent: March 16, 2021
    Assignee: Sony Corporation
    Inventors: Marcaurele Brun, Yoshihito Hayashi
  • Patent number: 10834330
    Abstract: A video processor includes a receiving section that receives video information representing video images and luminance-related information on the luminance of the video images and a video processing section that determines an expansion target luminance range of the video images based on the luminance-related information and expands the expansion target luminance range in such a way that the maximum luminance in the expansion target luminance range increases.
    Type: Grant
    Filed: April 9, 2019
    Date of Patent: November 10, 2020
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Miki Nagano, Yoshihito Hayashi, Sachio Tsuboi, Isao Kobayashi
  • Patent number: 10794896
    Abstract: Disclosed are a blood coagulation system examination module, a blood coagulation system examination system, and a blood coagulation system examination method, all of which enable to simply and easily measure thrombin potential with a whole blood sample. The blood coagulation system examination module includes a thrombin potential examination unit configured to examine thrombin potential on the basis of an electrical property of blood as measured at a specific frequency and predetermined time intervals in a predetermined period after reversal of an anticoagulation action working on the blood.
    Type: Grant
    Filed: November 16, 2016
    Date of Patent: October 6, 2020
    Assignee: Sony Corporation
    Inventors: Yoshihito Hayashi, Marcaurele Brun, Shinji Omori
  • Patent number: 10739359
    Abstract: To provide a technology that allows for simple and highly accurate evaluation of the condition of blood. Provided is a blood condition analysis device, for analyzing the condition of a blood sample having added thereto at least one kind of drug selected from the group consisting of anticoagulation treatment cancelling agents, coagulation activators, anticoagulants, platelet activators, and antiplatelet agents, the device including a drug dosage control unit for controlling the dosage of the drug to be added to the blood sample on the basis of the hematocrit and/or hemoglobin content of the blood sample.
    Type: Grant
    Filed: February 19, 2015
    Date of Patent: August 11, 2020
    Assignee: Sony Corporation
    Inventors: Yoshihito Hayashi, Marcaurele Brun, Kenzo Machida
  • Publication number: 20200174027
    Abstract: A blood state evaluation device, blood state evaluation system, blood state evaluation method, and program that enable evaluation of the risk of thrombosis easily and precisely is provided. An electrical characteristic of blood being an evaluation target is chronologically measured in two or more frequencies or two or more frequency bands. On the basis of chronological change data of the measured electrical characteristic of the blood, a state of blood is evaluated.
    Type: Application
    Filed: August 16, 2019
    Publication date: June 4, 2020
    Applicant: Sony Corporation
    Inventors: Yoshihito Hayashi, Yoichi Katsumoto, Marcaurele Brun
  • Patent number: 10648936
    Abstract: There is provided a blood condition analyzing device including an erythrocyte quantitative evaluation unit configured to evaluate a hematocrit value and/or a hemoglobin amount on the basis of an electrical characteristic of a blood sample at a frequency of 2 to 25 MHz.
    Type: Grant
    Filed: February 20, 2014
    Date of Patent: May 12, 2020
    Assignee: Sony Corporation
    Inventors: Yoshihito Hayashi, Marcaurele Brun, Yoichi Katsumoto
  • Publication number: 20200096497
    Abstract: There is provided a blood condition analyzing device including: an extraction unit configured to use temporal change data of an electrical characteristic of blood at an arbitrary frequency to extract a feature of the data; and a blood condition evaluation unit configured to evaluate a condition change of blood from a feature extracted in the extraction unit.
    Type: Application
    Filed: November 26, 2019
    Publication date: March 26, 2020
    Applicant: Sony Corporation
    Inventors: Marcaurele Brun, Yoshihito Hayashi, Ludovic Keiser
  • Patent number: 10578604
    Abstract: To an electrical characteristic measuring device that further improves the accuracy of measurement of an electrical characteristic of a blood sample. Provided is an electrical characteristic measuring device including: a measuring unit configured to measure an electrical characteristic of a blood sample; and an alert generation unit configured to issue an alert signal when an erythrocyte sedimentation rate in the blood sample exceeds a prescribed standard during measurement of the blood sample.
    Type: Grant
    Filed: August 10, 2015
    Date of Patent: March 3, 2020
    Assignee: SONY CORPORATION
    Inventors: Kenzo Machida, Marcaurele Brun, Yoshihito Hayashi
  • Patent number: 10571456
    Abstract: Provided is an electrical measuring cartridge including at least: a biological sample holding section that accommodates a liquid biological sample containing a sedimenting component; a measuring electrode unit that is fixed to the biological sample holding section and composed of a pair of electrodes for electrically measuring a state of the biological sample; and a sedimentation measuring electrode unit that is fixed to a position at a different height from the measuring electrode unit of the biological sample holding section and composed of a pair of electrodes for electrically measuring a degree of sedimentation of the sedimenting component.
    Type: Grant
    Filed: June 2, 2015
    Date of Patent: February 25, 2020
    Assignee: SONY CORPORATION
    Inventors: Yoichi Katsumoto, Marcaurele Brun, Yoshihito Hayashi
  • Patent number: 10527605
    Abstract: There is provided a blood condition analyzing device including: an extraction unit configured to use temporal change data of an electrical characteristic of blood at an arbitrary frequency to extract a feature of the data; and a blood condition evaluation unit configured to evaluate a condition change of blood from a feature extracted in the extraction unit.
    Type: Grant
    Filed: February 20, 2014
    Date of Patent: January 7, 2020
    Assignee: Sony Corporation
    Inventors: Marcaurele Brun, Yoshihito Hayashi, Ludovic Keiser
  • Publication number: 20200003793
    Abstract: There is provided an electrical measuring container of a biological sample in a liquid phase, including at least a biological sample holding section that accommodates a biological sample in a liquid phase and made of a resin, and an electrical conductive section fixed to the biological sample holding section. In a state in which a portion of the electrical conductive section is buried in the biological sample holding section, the biological sample holding section and the electrical conductive section are integrally formed with each other.
    Type: Application
    Filed: September 10, 2019
    Publication date: January 2, 2020
    Inventors: YOICHI KATSUMOTO, MARCAURELE BRUN, YOSHIHITO HAYASHI
  • Publication number: 20190346425
    Abstract: Provided is a technology that enables evaluation of a characteristic of an inhibitor of a blood coagulation factor. A blood coagulation system analysis apparatus includes: an estimating unit that estimates a characteristic regarding an inhibitor of a blood coagulation factor on a basis of a comparison result between a first result regarding a blood coagulation inhibition ability of the inhibitor of the blood coagulation factor and a second result regarding the blood coagulation inhibition ability, the first result being obtained on a basis of at least one electrical characteristic of blood to which the blood coagulation factor is added, and the second result being obtained on a basis of at least one electrical characteristic of the blood to which the blood coagulation factor is added so that a concentration of the blood coagulation factor is different from a concentration of the blood coagulation factor in the blood to which the blood coagulation factor is added or the blood coagulation factor is not added.
    Type: Application
    Filed: October 18, 2017
    Publication date: November 14, 2019
    Applicant: Sony Corporation
    Inventors: Tokujiro Uchida, Yudai Yamamoto, Yoshihito Hayashi
  • Publication number: 20190346352
    Abstract: A measurement method of simply and quickly measuring platelet aggregation, is provided. The measurement method is a platelet aggregation analysis method, including: a step of adding a platelet-inducing substance and a calcium salt to a platelet-containing specimen; a step of stirring the platelet-containing specimen; and a step of acquiring measurement data of an electrical characteristic and/or viscoelasticity of the platelet-containing specimen.
    Type: Application
    Filed: July 21, 2017
    Publication date: November 14, 2019
    Applicant: Sony Corporation
    Inventors: Aya Murata, Yoshihito Hayashi, Kenzo Machida, Seungmin Lee
  • Patent number: 10466257
    Abstract: There is provided an electrical measuring container of a biological sample in a liquid phase, including at least a biological sample holding section configured to accommodate a biological sample in a liquid phase and made of a resin, and an electrical conductive section fixed to the biological sample holding section. In a state in which a portion of the electrical conductive section is buried in the biological sample holding section, the biological sample holding section and the electrical conductive section are integrally formed with each other.
    Type: Grant
    Filed: December 3, 2013
    Date of Patent: November 5, 2019
    Assignee: Sony Corporation
    Inventors: Yoichi Katsumoto, Marcaurele Brun, Yoshihito Hayashi
  • Patent number: 10393761
    Abstract: A blood state evaluation device, blood state evaluation system, blood state evaluation method, and program that enable evaluation of the risk of thrombosis easily and precisely is provided. An electrical characteristic of blood being an evaluation target is chronologically measured in two or more frequencies or two or more frequency bands. On the basis of chronological change data of the measured electrical characteristic of the blood, a state of blood is evaluated.
    Type: Grant
    Filed: February 18, 2014
    Date of Patent: August 27, 2019
    Assignee: Sony Corporation
    Inventors: Yoshihito Hayashi, Yoichi Katsumoto, Marcaurele Brun
  • Publication number: 20190238742
    Abstract: A video processor includes a receiving section that receives video information representing video images and luminance-related information on the luminance of the video images and a video processing section that determines an expansion target luminance range of the video images based on the luminance-related information and expands the expansion target luminance range in such a way that the maximum luminance in the expansion target luminance range increases.
    Type: Application
    Filed: April 9, 2019
    Publication date: August 1, 2019
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Miki NAGANO, Yoshihito HAYASHI, Sachio TSUBOI, Isao KOBAYASHI
  • Publication number: 20190212320
    Abstract: There is provided a blood coagulation system analyzer, including a measurement section and an analysis section. The measurement section measures a time change of impedance of a blood sample, which is obtainable by applying an alternating electric field to the blood sample. The analysis section extracts a parameter indicating the characteristics of the impedance from the measured data of the time change of the impedance. Furthermore, the analysis section analyzes a degree of enhancement of blood coagulation on the basis of a comparison of the extracted parameter with at least one reference value which defines the criteria of the enhancement of blood coagulation.
    Type: Application
    Filed: March 15, 2019
    Publication date: July 11, 2019
    Inventors: Yoshihito HAYASHI, Marc-Aurele BRUN, Isao UCHIMURA
  • Publication number: 20190162690
    Abstract: To provide a system capable of evaluating a deficiency and/or a lowered function of extrinsic coagulation factors or intrinsic coagulation factors with high sensitivity by adding new procedures and apparatuses to a blood coagulation system analysis procedure, an apparatus, or the like. A blood coagulation system analysis system includes a blood coagulation system measurement apparatus that performs blood coagulation system measurement of a blood sample; and a blood coagulation system analysis apparatus including a coagulation parameter extraction unit that extracts a coagulation parameter from a measurement result by the blood coagulation system measurement apparatus, and a blood coagulation evaluation unit that evaluates a level of blood coagulation of the blood sample on the basis of the coagulation parameter, the measurement by the blood coagulation system measurement apparatus being performed under an extrinsic system acceleration condition and an intrinsic system acceleration condition.
    Type: Application
    Filed: February 17, 2017
    Publication date: May 30, 2019
    Applicant: Sony Corporation
    Inventors: Yoshihito Hayashi, Marcaurele Brun, Kenzo Machida, Aya Murata, Shinji Omori, Seungmin Lee, Kaori Kawaguchi