Patents by Inventor Masayuki Murata

Masayuki Murata 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: 11954555
    Abstract: A sensor interface circuit includes: an RF switch having a control node; a bias circuit electrically connected to the control node and applying, to the control node, a voltage at a first level or a second level corresponding to a linear region of a reflection characteristic; a first variable oscillation circuit electrically connectable to a first sensor; a second variable oscillation circuit electrically connectable to a second sensor; and a difference circuit electrically connected between the first variable oscillation circuit and the bias circuit, and between the second variable oscillation circuit and the bias circuit.
    Type: Grant
    Filed: May 7, 2021
    Date of Patent: April 9, 2024
    Assignees: NISSHINBO MICRO DEVICES INC., TOKYO INSTITUTE OF TECHNOLOGY, ALPS ALPINE CO., LTD.
    Inventors: Hiroki Sato, Masayuki Sato, Noboru Ishihara, Shinji Murata
  • Publication number: 20240089896
    Abstract: Provided is a computer-implemented method including acquiring a first pieces of observation data that include a position of a mobile object and a received signal strength of a wireless signal observed by the mobile object; and correcting each position of the mobile object included in each piece of observation data of the first pieces of observation data using one position of the mobile object at a time before the received signal strength included in the piece of observation data is observed.
    Type: Application
    Filed: November 13, 2023
    Publication date: March 14, 2024
    Inventors: Masayuki Murata, Daisuke Sato
  • Publication number: 20240085405
    Abstract: An image processing device includes a determination unit configured to determine a type of autophagy induced in a cell, based on information indicative of autophagic activity in the cell present in a cell image in which the cell is image captured and based on information indicative of congestion of molecules in the cell present in the cell image.
    Type: Application
    Filed: November 22, 2023
    Publication date: March 14, 2024
    Applicants: NIKON CORPORATION, THE UNIVERSITY OF TOKYO
    Inventors: Kenta IMAI, Mamiko Masutani, Masayuki Murata, Fumi Kano, Yoshiyuki Noguchi
  • Patent number: 11867691
    Abstract: An image processing device includes a determination unit configured to determine a type of autophagy induced in a cell, based on information indicative of autophagic activity in the cell present in a cell image in which the cell is image captured and based on information indicative of congestion of molecules in the cell present in the cell image.
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: January 9, 2024
    Assignees: NIKON CORPORATION, THE UNIVERSITY OF TOKYO
    Inventors: Kenta Imai, Mamiko Masutani, Masayuki Murata, Fumi Kano, Yoshiyuki Noguchi
  • Patent number: 11856549
    Abstract: Provided is a computer-implemented method including acquiring a first pieces of observation data that include a position of a mobile object and a received signal strength of a wireless signal observed by the mobile object; and correcting each position of the mobile object included in each piece of observation data of the first pieces of observation data using one position of the mobile object at a time before the received signal strength included in the piece of observation data is observed.
    Type: Grant
    Filed: April 28, 2021
    Date of Patent: December 26, 2023
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Masayuki Murata, Daisuke Sato
  • Patent number: 11805389
    Abstract: A placement of a set of devices in an environment is evaluated. At least a plurality of neighboring locations is selected for a target location in the environment. A probability of an estimated location conditioned on the target location is calculated for each of at least the plurality of neighboring locations as the estimated location by using an observation model for obtaining a set of observation values given a location under the placement. An evaluation metric is computed by using the probability calculated for each of at least the plurality of neighboring locations.
    Type: Grant
    Filed: October 27, 2020
    Date of Patent: October 31, 2023
    Assignee: International Business Machines Corporation
    Inventor: Masayuki Murata
  • Patent number: 11773377
    Abstract: The object of the present invention is to provide a method for incorporating an arbitrary protein, lipid, carbohydrate, or nucleic acid into an exosome. The object can be solved by a method for preparing an exosome, comprising the steps of: (a) adding a biological toxin having a perforating activity to a medium containing cells and incubating the mixture, (b) adding ATP and incubating the mixture, and (c) adding a medium containing calcium ion and incubating the mixture.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: October 3, 2023
    Assignee: TOKYO INSTITUTE OF TECHNOLOGY
    Inventors: Fumi Kano, Masayuki Murata, Yuki Sonoda
  • Patent number: 11645859
    Abstract: An analysis device configured to analyze a correlation between feature values in a cell in response to a stimulus includes: a cell-image acquiring unit configured to acquire a plurality of cell images in which the cell that is stimulated is captured; a feature value calculating unit configured to calculate a feature value for constituent elements that form the cell, based on the plurality of cell images acquired by the cell-image acquiring unit; a correlation calculating unit configured to use the feature value calculated by the feature value calculating unit and to calculate correlations between the constituent elements; a correlation selecting unit configured to select a first correlation from the correlations calculated by the correlation calculating unit; and an image selecting unit configured to select a first cell image from the plurality of cell images that are captured, based on the first correlation that is selected.
    Type: Grant
    Filed: June 30, 2016
    Date of Patent: May 9, 2023
    Assignees: NIKON CORPORATION, THE UNIVERSITY OF TOKYO
    Inventors: Takuro Saigo, Shinichi Furuta, Shunsuke Takei, Masafumi Yamashita, Shoko Yamasaki, Masayuki Murata, Fumi Kano, Yoshiyuki Noguchi
  • Publication number: 20220283167
    Abstract: A method for identifying a patient with malignant tumor which can be expected to benefit more from an immune checkpoint inhibitor, and agent for suppressing the progression of, suppressing the recurrence of, and/or treating malignant tumor, being prescribed based thereon, comprising use of a combination of two sets of evaluation items and specific condition defined by each of combination thereof.
    Type: Application
    Filed: August 4, 2020
    Publication date: September 8, 2022
    Applicants: ONO PHARMACEUTICAL CO., LTD., NATIONAL CANCER CENTER
    Inventors: Hiroyoshi NISHIKAWA, Yukiya OHYAMA, Atsushi HONDA, Atsushi OYAGI, Toru KAKINUMA, Masayuki MURATA
  • Patent number: 11379983
    Abstract: An analysis device configured to analyze an attribute of a correlation between responses with respect to a stimulus to a first subcellular component that is a subcellular component of a cell and a second subcellular component different from the first subcellular component, the analysis device including an attribute analysis unit that analyzes the attribute of the correlation between the first subcellular component and the second subcellular component based on a first change in a feature value of the second subcellular component with respect to the stimulus in a state a function of the first subcellular component is suppressed and a second change in a feature value of the second subcellular component with respect to the stimulus in a state the function of the first subcellular component is not suppressed.
    Type: Grant
    Filed: June 23, 2017
    Date of Patent: July 5, 2022
    Assignees: NIKON CORPORATION, THE UNIVERSITY OF TOKYO
    Inventors: Takuro Saigo, Shoko Yamasaki, Masayuki Murata, Fumi Kano, Yoshiyuki Noguchi
  • Patent number: 11321836
    Abstract: An image-processing device including: a determination unit that determines a captured image on the basis of a ratio of cells and a distribution of the cells in the captured image acquired by imaging a sample including cells; and an area setting unit that sets an area used for analyzing the cells of the sample on the basis of a result of the determination acquired by the determination unit.
    Type: Grant
    Filed: April 2, 2020
    Date of Patent: May 3, 2022
    Assignees: NIKON CORPORATION, THE UNIVERSITY OF TOKYO
    Inventors: Mamiko Masutani, Kenta Imai, Wataru Tomosugi, Takuro Saigo, Chisako Iwamoto, Masafumi Yamashita, Kenichi Ohba, Masayuki Murata, Fumi Kano, Yoshiyuki Noguchi
  • Publication number: 20220132270
    Abstract: A placement of a set of devices in an environment is evaluated. At least a plurality of neighboring locations is selected for a target location in the environment. A probability of an estimated location conditioned on the target location is calculated for each of at least the plurality of neighboring locations as the estimated location by using an observation model for obtaining a set of observation values given a location under the placement. An evaluation metric is computed by using the probability calculated for each of at least the plurality of neighboring locations.
    Type: Application
    Filed: October 27, 2020
    Publication date: April 28, 2022
    Inventor: MASAYUKI MURATA
  • Publication number: 20210250891
    Abstract: Provided is a computer-implemented method including acquiring a first pieces of observation data that include a position of a mobile object and a received signal strength of a wireless signal observed by the mobile object; and correcting each position of the mobile object included in each piece of observation data of the first pieces of observation data using one position of the mobile object at a time before the received signal strength included in the piece of observation data is observed.
    Type: Application
    Filed: April 28, 2021
    Publication date: August 12, 2021
    Inventors: Masayuki Murata, Daisuke Sato
  • Publication number: 20210198361
    Abstract: The object of the present invention is to provide a method for identifying a patient with malignant tumor on which the effect of an immune checkpoint inhibitor can be more expected, and agents for suppressing the progression of, suppressing the recurrence of, and/or treating malignant tumor, characterized by prescriptions based on those. The present invention can provide agents for suppressing the progression of, suppressing the recurrence of, and/or treating malignant tumor, characterized by prescriptions based on identifying a patient with a malignant tumor on which the effect of an immune checkpoint inhibitor can be more expected, by analyzing the evaluation items consisting of combinations such as the PD-1 expression intensity, the percentage of the number of PD-1 expressing cells and the like in Treg cells and CD8+ T cells in tumor tissue or blood.
    Type: Application
    Filed: May 30, 2019
    Publication date: July 1, 2021
    Applicants: ONO PHARMACEUTICAL CO., LTD., NATIONAL CANCER CENTER
    Inventors: Hiroyoshi NISHIKAWA, Yosuke TOGASHI, Yukiya OHYAMA, Takao YOSHIDA, Kazuhiko TAKEDA, Kenichi KODA, Atsushi HONDA, Atsushi OYAGI, Toru KAKINUMA, Masayuki MURATA
  • Patent number: 11039414
    Abstract: Provided is a computer-implemented method including acquiring a first pieces of observation data that include a position of a mobile object and a received signal strength of a wireless signal observed by the mobile object; and correcting each position of the mobile object included in each piece of observation data of the first pieces of observation data using one position of the mobile object at a time before the received signal strength included in the piece of observation data is observed.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: June 15, 2021
    Assignee: International Business Machines Corporation
    Inventors: Masayuki Murata, Daisuke Sato
  • Patent number: 10990798
    Abstract: An analysis device includes: a cell image acquisition unit that acquires a plurality of cell images in which a stimulated cell has been captured; a feature value calculation unit that calculates a feature value for each of first and second constituent elements constituting the cell, from the cell images acquired by the cell image acquisition unit; a correlation calculation unit that calculates correlations between first feature values and between second feature values in the first and second constituent elements calculated by the feature value calculation unit; a correlation extraction unit that extracts the correlation between the first feature values by selecting the first feature values with respect to the correlations between the feature values in the first and second constituent elements calculated by the correlation calculation unit; and a display unit that displays the correlation between the first feature values extracted by the correlation extraction unit.
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: April 27, 2021
    Assignees: THE UNIVERSITY OF TOKYO, NIKON CORPORATION
    Inventors: Masayuki Murata, Fumi Kano, Yoshiyuki Noguchi, Hirotada Watanabe, Nobuhiko Maiya, Shinichi Furuta, Takuro Saigo, Mamiko Masutani, Masafumi Yamashita, Shoko Yamasaki
  • Patent number: 10982966
    Abstract: A method for generating route network data for movement includes calculating a movable area in a place for a target type of movement using a space model of the place and an object model for the target type. The method also includes building network structure for route network data of the place using the movable area for the target type, in which the network structure includes a plurality of nodes and a plurality of links representing routes within the place. The method further includes updating the network structure by shifting a node to orient a link connected to the node toward any one of predetermined directions under a condition relating to an initial position of the node.
    Type: Grant
    Filed: January 30, 2020
    Date of Patent: April 20, 2021
    Assignee: International Business Machines Corporation
    Inventors: Tatsuya Ishihara, Masayuki Murata, Daisuke Sato
  • Publication number: 20200347360
    Abstract: The object of the present invention is to provide a method for incorporating an arbitrary protein, lipid, carbohydrate, or nucleic acid into an exosome. The object can be solved by a method for preparing an exosome, comprising the steps of: (a) adding a biological toxin having a perforating activity to a medium containing cells and incubating the mixture, (b) adding ATP and incubating the mixture, and (c) adding a medium containing calcium ion and incubating the mixture.
    Type: Application
    Filed: January 17, 2019
    Publication date: November 5, 2020
    Inventors: Fumi KANO, Masayuki MURATA, Yuki SONODA
  • Patent number: 10820152
    Abstract: A computer-implemented method includes acquiring a plurality of received signal strength indicators obtained by a target wireless terminal which observes a plurality of wireless signals transmitted from a plurality of transmitters, selecting a set of received signal strength indicators which is a portion of the plurality of received signal strength indicators, acquiring a set of reference received signal strength indicators corresponding to the set of received signal strength indicators, from a database of a plurality of reference received signal strength indicators that serve as a reference for the plurality of received signal strength indicators, and estimating a received signal strength indicator offset of the target wireless terminal, based on the set of received signal strength indicators and the set of reference received signal strength indicators.
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: October 27, 2020
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventor: Masayuki Murata
  • Patent number: 10746647
    Abstract: An analysis device includes an acquisition unit configured to acquire an image of a cell and an identification unit configured to identify elements that are identifiable on the basis of the image of cell acquired by the acquisition unit. Characteristic quantities of the elements identified by the identification unit are calculated, a correlation between the characteristic quantities is calculated on the basis of the calculated characteristic quantities of the elements, and a correlation between the elements is calculated on the basis of the calculated correlation between the characteristic quantities.
    Type: Grant
    Filed: June 22, 2017
    Date of Patent: August 18, 2020
    Assignees: THE UNIVERSITY OF TOKYO, NIKON CORPORATION
    Inventors: Masayuki Murata, Fumi Kano, Yoshiyuki Noguchi, Nobuhiko Maiya, Chisako Iwamoto, Shoko Yamasaki, Masafumi Yamashita