Patents by Inventor Yuko Sano
Yuko Sano 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).
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Publication number: 20240074678Abstract: A system for evaluating a degree of brain dysfunction of a subject, such as a decline in cognitive function, calculates a difference in movement functions between both hands in a coordination movement. The system includes a storage device for storing time-series data on a finger movement task of each of both hands of a test subject acquired by a movement sensor; a data processing device for analyzing the time-series data stored in the storage device; and a display device for displaying an analysis result analyzed by the data processing device. The data processing device includes a movement waveform generation unit for generating a movement waveform corresponding to the time-series data stored in the storage device; and a difference-between-hands feature quantity generation unit for generating a difference-between-hands feature quantity which represents a difference in respective finger movement tasks between both hands, based on the respective movement waveforms of both hands.Type: ApplicationFiled: November 13, 2023Publication date: March 7, 2024Applicant: Maxell, Ltd.Inventors: Akihiko KANDORI, Yuko SANO
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Patent number: 11850042Abstract: A system for evaluating a degree of brain dysfunction of a subject, such as a decline in cognitive function, calculates a difference in movement functions between both hands in a coordination movement. The system includes a storage device for storing time-series data on a finger movement task of each of both hands of a test subject acquired by a movement sensor; a data processing device for analyzing the time-series data stored in the storage device; and a display device for displaying an analysis result analyzed by the data processing device. The data processing device includes a movement waveform generation unit for generating a movement waveform corresponding to the time-series data stored in the storage device; and a difference-between-hands feature quantity generation unit for generating a difference-between-hands feature quantity which represents a difference in respective finger movement tasks between both hands, based on the respective movement waveforms of both hands.Type: GrantFiled: June 18, 2021Date of Patent: December 26, 2023Assignee: MAXELL, LTD.Inventors: Akihiko Kandori, Yuko Sano
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Patent number: 11678837Abstract: The objective of the present invention is to provide a hardness meter which estimates hardness in a stable manner regardless of a compression strength. A hardness meter includes: a movable portion which is continuously pressed against an object to be measured; a sensor which outputs an output signal reflecting a reaction force at a part of the object to be measured; a motive force mechanism that causes the movable portion to perform a piston motion; a hardness estimating portion which estimates the hardness of the object on the basis of an alternating current component of the output signal, generated by the piston motion; a position estimating portion which estimates a measurement position information by shooting with a camera; and a hardness map display portion which maps and displays the hardness on a schematic diagram of the surface of a living body based on the measurement position information.Type: GrantFiled: April 22, 2022Date of Patent: June 20, 2023Assignee: Maxell, Ltd.Inventors: Yuko Sano, Akihiko Kandori, Mitsuo Okimoto, Shigemitsu Ando, Mitsunobu Watanabe
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Publication number: 20230165487Abstract: The abnormal data processing system is provided with: a storage unit for holding a multiple-subject DB in which data on multiple subjects are accumulated and individual-subject DB in which data on individual subjects are accumulated; an individual-subject DB divergence-degree calculation unit for calculating an individual-subject DB divergence degree which is the degree of divergence of the new data from the individual-subject DB; a multiple-subject DB divergence degree calculation unit for calculating a multiple-subject DB divergence degree which is the degree of divergence of the new data from the multiple-subject DB; and a composite divergence degree calculation unit for determining a composite divergence by compositing the individual-subject DB divergence degree and the multiple-subject DB divergence degree using the number of data instances in the individual-subject DB. The abnormal data processing system determines whether or not the new data is abnormal on the basis of the composite divergence degree.Type: ApplicationFiled: January 11, 2023Publication date: June 1, 2023Inventors: Yuko SANO, Akihiko KANDORI, Tomohiko MIZUGUCHI, Ying YIN
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Patent number: 11619572Abstract: An object of the present invention is to provide a durometer enabling a contact portion in contact with an object to perform smooth piston motion. The durometer includes a main body unit including a movable unit pressed continuously against an object to be measured, a first sensor outputting acceleration information corresponding to an acceleration of movement of a contact part of the object to be measured in contact with the movable unit in a pressing direction, a second sensor outputting reactive force information corresponding to a reactive force at the contact part of the object to be measured in contact with the movable unit, a motor, a crank mechanism driven by the motor and causing the main body unit and the movable unit to perform piston motion, and at least one buffering member disposed on a periphery of the main body unit.Type: GrantFiled: July 13, 2021Date of Patent: April 4, 2023Assignee: Maxell, Ltd.Inventors: Akihiko Kandori, Yuko Sano, Yuhua Zhang, Shigemitsu Ando, Mitsunobu Watanabe, MItsuo Okimoto
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Patent number: 11607153Abstract: The abnormal data processing system is provided with: a storage unit for holding a multiple-subject DB in which data on multiple subjects are accumulated and individual-subject DB in which data on individual subjects are accumulated; an individual-subject DB divergence-degree calculation unit for calculating an individual-subject DB divergence degree which is the degree of divergence of the new data from the individual-subject DB; a multiple-subject DB divergence degree calculation unit for calculating a multiple-subject DB divergence degree which is the degree of divergence of the new data from the multiple-subject DB; and a composite divergence degree calculation unit for determining a composite divergence by compositing the individual-subject DB divergence degree and the multiple-subject DB divergence degree using the number of data instances in the individual-subject DB. The abnormal data processing system determines whether or not the new data is abnormal on the basis of the composite divergence degree.Type: GrantFiled: October 17, 2018Date of Patent: March 21, 2023Assignee: MAXELL, LTD.Inventors: Yuko Sano, Akihiko Kandori, Tomohiko Mizuguchi, Ying Yin
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Publication number: 20230077332Abstract: A defect inspection system includes: a defect detection unit that detects defect positions in an inspection image by comparing an inspection image with a reference image that is an image having no defect; a filter model that classifies detected defect positions into false defect or a designated type of defect; a filter condition holding unit that holds a filter condition; a defect region extraction unit that collects the defect positions detected by the defect detection unit for each predetermined distance; a defect filter unit that determines whether or not each defect region satisfies the filter condition and extracts only the defect region that satisfies the filter condition; and a normalization unit that normalizes the inspection image based on a processing step at the time of inspection and a normalization condition set for each processing step or each imaging condition.Type: ApplicationFiled: August 25, 2022Publication date: March 16, 2023Inventors: Yuko SANO, Masayoshi ISHIKAWA, Hiroyuki SHINDO
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Patent number: 11517788Abstract: A training apparatus is capable of generating and presenting a suitable training menu for finger exercise to maintain or improve a cognitive function and/or an exercise function of a human and supporting training of the human. The training apparatus includes a measuring apparatus and a terminal device. Analysis evaluating data based on measurement of the finger exercise including finger tapping is obtained, and the analysis evaluating data contains an evaluation value of an index item related to an exercise function of a user. A training menu for the user is generated based on the analysis evaluating data and contains a training item for the finger exercise. The index item includes at least one of an amount of exercise, endurance, rhythmicity, cooperativeness of both sides, or marker trackability. The training item includes an exercise to carry out the finger tapping in accordance with teaching information, stimulation, or a marker.Type: GrantFiled: March 7, 2017Date of Patent: December 6, 2022Assignee: MAXELL, LTD.Inventors: Yuko Sano, Ying Yin, Tomohiko Mizuguchi, Akihiko Kandori, Mitsunobu Watanabe, Hiroshi Shimizu
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Publication number: 20220382554Abstract: A technique for evaluating human cognitive and motor functions by a plurality of hand movement tasks is disclosed. A task execution method determines the execution order of a plurality of tasks which a test subject is caused to execute to acquire a characteristic quantity. A test subject group task database includes scores given in advance and characteristic quantities obtained from a plurality of tasks stored as past data corresponding to each of a plurality of test subjects. In a storage device, (1) a differentiation precision database for a case in which test subjects are divided into two groups by predetermined threshold value scores differentiated by the characteristic quantities, or (2) an estimation precision database for a case in which a score is estimated using the characteristic quantity for a predetermined score value is prepared for each of the tasks on the basis of the test subject group task database.Type: ApplicationFiled: August 11, 2022Publication date: December 1, 2022Inventors: Yuko SANO, Akihiko KANDORI, Mitsunobu WATANABE
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Patent number: 11464583Abstract: The accuracy of an intervention site in surgery is predicted and the predicted intervention site is presented to a surgeon. A surgery support apparatus includes a prediction data generation unit that generates prediction data predicting an intervention site based on data before an intervention using an artificial intelligence algorithm. The artificial intelligence algorithm is an artificial intelligence algorithm learning an intervention site by analyzing data before the intervention and intervention site data for an object, and outputs coordinates, a region, or a shape of one point of the intervention site as prediction data. Data before the intervention used for learning of the artificial intelligence algorithm and input data input to the artificial intelligence algorithm to generate prediction data correspond to image data, a segment image, a feature point, etc. The prediction data is displayed on a display apparatus together with an image of a patient acquired in advance.Type: GrantFiled: May 22, 2020Date of Patent: October 11, 2022Assignee: FUJIFILM HEALTHCARE CORPORATIONInventors: Yuko Sano, Yusuke Seki, Nobutaka Abe, Takafumi Shimamoto
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Publication number: 20220254498Abstract: In the cyclic time-series data anomaly-part detecting system 1, the overall-data evaluating unit 13 detects the anomaly of the overall data 44A based on the overall-data feature amount 44B, and besides, creates the feature-amount importance level 45B. The anomaly-part detecting system 1 creates the partial data 46A by dividing the overall data 44A that is the cyclic time-series data, calculates the partial-data feature amount 46B, and displays and outputs the partial-data anomaly detection result 46C that is the detection result of the anomaly of the partial data 46A, based on the partial-data feature amount 46B and the feature-amount importance level 45B.Type: ApplicationFiled: May 11, 2020Publication date: August 11, 2022Inventors: Yuko SANO, Akihiko KANDORI
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Publication number: 20220240839Abstract: The objective of the present invention is to provide a hardness meter which estimates hardness in a stable manner regardless of a compression strength. A hardness meter includes: a movable portion which is continuously pressed against an object to be measured; a sensor which outputs an output signal reflecting a reaction force at a part of the object to be measured; a motive force mechanism that causes the movable portion to perform a piston motion; a hardness estimating portion which estimates the hardness of the object on the basis of an alternating current component of the output signal, generated by the piston motion; a position estimating portion which estimates a measurement position information by shooting with a camera; and a hardness map display portion which maps and displays the hardness on a schematic diagram of the surface of a living body based on the measurement position information.Type: ApplicationFiled: April 22, 2022Publication date: August 4, 2022Applicant: Maxell, Ltd.Inventors: Yuko SANO, Akihiko KANDORI, Mitsuo OKIMOTO, Shigemitsu ANDO, Mitsunobu WATANABE
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Publication number: 20220246302Abstract: An object of the invention is to harmonize prediction accuracy and an analysis time of an ensemble model. Therefore, when performing data analysis using an ensemble model 300 that makes an inference by integrating inferences by first to n-th models, an i-th model (1?i?n) constituting the ensemble model 300 is selected from an i-th model group of the model data, at least one model group of the first to n-th model groups includes a plurality of models, and the first to n-th models capable of constituting an ensemble model satisfying a performance requirement for data analysis and a constraint requirement for time required for the data analysis are selected from the first to n-th model groups 301 to 303.Type: ApplicationFiled: June 22, 2020Publication date: August 4, 2022Applicant: Hitachi High-Tech CorporationInventors: Daisuke FUKUI, Hiromitsu NAKAGAWA, Takeshi TANAKA, Yuko SANO, Masatoshi MIYAKE, Nobuya HORIKOSHI
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Patent number: 11337641Abstract: The objective of the present invention is to provide a hardness meter which estimates hardness in a stable manner regardless of a compression strength. Disclosed is a hardness meter characterized in being provided with: a movable portion which is continuously pressed against an object to be measured; a sensor which outputs an output signal reflecting a reaction force at a part of the object to be measured that is in contact with the movable portion; a motive force mechanism that causes the movable portion to perform a piston motion; and a hardness estimating portion which estimates the hardness of the object to be measured on the basis of an alternating current component of the output signal, generated by the piston motion of the movable portion.Type: GrantFiled: December 15, 2017Date of Patent: May 24, 2022Assignee: MAXELL, LTD.Inventors: Yuko Sano, Akihiko Kandori, Mitsuo Okimoto, Shigemitsu Ando, Mitsunobu Watanabe
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Patent number: 11172849Abstract: The present invention addresses the problem of limiting power consumption and radio wave interference when assessing the movements of multiple sites of a living body. The present invention is a movement function assessment system provided with: a movement function measurement apparatus for calculating movement data on the basis of the relative distances of pairs of transmission coils and reception coils attached to movable portions of a living body; and an assessment apparatus for assessing the movement function of the living body on the basis of the movement data received from the movement function measurement apparatus. A control unit of the movement function measurement apparatus performs the switching of the multiple transmission coils by a switching unit (1) and the switching of the multiple reception coils by a switching unit (2) so that the paired transmission coils and reception coils are operated sequentially.Type: GrantFiled: June 12, 2015Date of Patent: November 16, 2021Assignee: MAXELL, LTD.Inventors: Akihiko Kandori, Yuko Sano, Kanako Esaki, Yuhua Zhang
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Publication number: 20210341368Abstract: An object of the present invention is to provide a durometer enabling a contact portion in contact with an object to perform smooth piston motion. The durometer includes a main body unit including a movable unit pressed continuously against an object to be measured, a first sensor outputting acceleration information corresponding to an acceleration of movement of a contact part of the object to be measured in contact with the movable unit in a pressing direction, a second sensor outputting reactive force information corresponding to a reactive force at the contact part of the object to be measured in contact with the movable unit, a motor, a crank mechanism driven by the motor and causing the main body unit and the movable unit to perform piston motion, and at least one buffering member disposed on a periphery of the main body unit.Type: ApplicationFiled: July 13, 2021Publication date: November 4, 2021Applicant: MAXELL, LTD.Inventors: Akihiko Kandori, Yuko Sano, Yuhua Zhang, Shigemitsu Ando, Mitsunobu Watanabe, MItsuo Okimoto
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Publication number: 20210307653Abstract: A system for evaluating a degree of brain dysfunction of a subject, such as a decline in cognitive function, calculates a difference in movement functions between both hands in a coordination movement. The system includes a storage device for storing time-series data on a finger movement task of each of both hands of a test subject acquired by a movement sensor; a data processing device for analyzing the time-series data stored in the storage device; and a display device for displaying an analysis result analyzed by the data processing device. The data processing device includes a movement waveform generation unit for generating a movement waveform corresponding to the time-series data stored in the storage device; and a difference-between-hands feature quantity generation unit for generating a difference-between-hands feature quantity which represents a difference in respective finger movement tasks between both hands, based on the respective movement waveforms of both hands.Type: ApplicationFiled: June 18, 2021Publication date: October 7, 2021Applicant: MAXELL, LTD.Inventors: Akihiko Kandori, Yuko Sano
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Patent number: 11092526Abstract: An object of the present invention is to provide a durometer enabling a contact portion in contact with an object to perform smooth piston motion. The durometer includes a main body unit including a movable unit pressed continuously against an object to be measured, a first sensor outputting acceleration information corresponding to an acceleration of movement of a contact part of the object to be measured in contact with the movable unit in a pressing direction, a second sensor outputting reactive force information corresponding to a reactive force at the contact part of the object to be measured in contact with the movable unit, a motor, a crank mechanism driven by the motor and causing the main body unit and the movable unit to perform piston motion, and at least one buffering member disposed on a periphery of the main body unit.Type: GrantFiled: March 2, 2020Date of Patent: August 17, 2021Assignee: MAXELL, LTD.Inventors: Akihiko Kandori, Yuko Sano, Yuhua Zhang, Shigemitsu Ando, Mitsunobu Watanabe, MItsuo Okimoto
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Patent number: 11064914Abstract: A system for evaluating the degree of brain dysfunction of a subject, such as a decline in cognitive function, calculates a difference in movement functions between both hands in a coordination movement. The system includes a storage device for storing time-series data on a finger movement task of each of both hands of a test subject acquired by a movement sensor; a data processing device for analyzing the time-series data stored in the storage device; and a display device for displaying an analysis result analyzed by the data processing device. The data processing device includes a movement waveform generation unit for generating a movement waveform corresponding to the time-series data stored in the storage device; and a difference-between-hands feature quantity generation unit for generating a difference-between-hands feature quantity which represents a difference in respective finger movement tasks between both hands, based on the respective movement waveforms of both hands.Type: GrantFiled: June 12, 2015Date of Patent: July 20, 2021Assignee: MAXELL, LTD.Inventors: Akihiko Kandori, Yuko Sano
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Patent number: 10963805Abstract: The present invention solves a problem that there may be a case that an estimated value of regression cannot be calculated depending on a discrimination result when a regression method is applied after a discrimination method, and has a purpose to obtain an estimating equation with high accuracy even when the number of sample groups to which the regression method is applied is small. An estimating equation that satisfies the regression and discrimination at the same time can be obtained by combining a discrimination evaluation function that evaluates discrimination accuracy and a regression evaluation function that evaluates regression accuracy, calculating a combination evaluation function, and optimizing the combination evaluation function.Type: GrantFiled: October 5, 2012Date of Patent: March 30, 2021Assignee: MAXELL, LTD.Inventors: Yuko Sano, Akihiko Kandori, Toshinori Miyoshi