Patents by Inventor Eisuke Saneyoshi

Eisuke Saneyoshi 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: 11865483
    Abstract: A state estimation apparatus acquires current information at a power supply part of a refrigeration/freezing facility, derives a degree of change in current information acquired at a state estimation practice time point and derives a degree of change with respect to at least one pair of pieces of current information out of current information acquired at a predetermined time interval before state estimation is practiced, determines whether or not cleaning of the filter of the refrigeration/freezing facility has been practiced, based on the degree of change with respect to at least one pair of pieces of the current information and the degree of change in the current information acquired at the state estimation practice time point.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: January 9, 2024
    Assignee: NEC CORPORATION
    Inventor: Eisuke Saneyoshi
  • Publication number: 20230231595
    Abstract: An information processing device is configured to receive a test signal related to a content. Accordingly, the information processing device can discriminate the status of a transmission path based on the state of the received test signal.
    Type: Application
    Filed: June 29, 2020
    Publication date: July 20, 2023
    Applicant: NEC Corporation
    Inventors: Eisuke SANEYOSHI, Reishi KONDO
  • Patent number: 11501388
    Abstract: There are provided a repair determination section that determines, based on failure information on the facility for manufacturing a product, a repair time required to repair the facility, and a recovery plan creation section that creates a recovery plan in accordance with a predetermined production evaluation indicator, based on the repair time and production information on a line with the failed facility, one or more other facilities, and on one or more other lines.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: November 15, 2022
    Assignee: NEC CORPORATION
    Inventors: Eisuke Saneyoshi, Shigeru Koumoto, Akira Shoujiguchi, Rie Iwasaki, Takahiro Toizumi, Ryota Suzuki
  • Patent number: 11486915
    Abstract: A state estimation apparatus is configured to extract a time interval to be analyzed from a time series of a first signal based on a second signal acquired in conjunction with the first signal relating to the operation of the facility, and estimate a change in a state of the facility based on waveform data of the time interval of the first signal.
    Type: Grant
    Filed: July 17, 2018
    Date of Patent: November 1, 2022
    Assignee: NEC CORPORATION
    Inventors: Eisuke Saneyoshi, Shigeru Koumoto, Akira Shoujiguchi
  • Publication number: 20220283015
    Abstract: A vehicle weight estimation apparatus 10 includes: a collecting unit 11 that collects vibration information indicating vibration output from a sensor 25 installed to a structure having a vibration-generating structure that generates vibration upon passage of a vehicle 30; an axle response extracting unit 12 that detects, by using the vibration information, axle responses indicating the passage of one or more axles of the vehicle 30 over the vibration-generating structure; an axle index calculating unit 13 that calculates axle indices corresponding to the individual axles based on the axle responses; a converting unit 14 that converts the axle indices into axle weights by referring to conversion information that is stored in advance and that indicates a relationship between axle indices and axle weights; and a vehicle weight calculating unit 15 that calculates the weight of the vehicle by totaling the axle weights of the individual axles.
    Type: Application
    Filed: November 20, 2019
    Publication date: September 8, 2022
    Applicant: NEC CORPORATION
    Inventors: Shohei KINOSHITA, Murtuza PETLADWALA, Shigeru KASAI, Eisuke SANEYOSHI
  • Patent number: 11358086
    Abstract: A state estimation apparatus includes: a current information acquisition part that acquires information about a current at a power supply part of a refrigerating/freezing apparatus; a current information storage part that holds current information in a normal state of the refrigerating/freezing apparatus; an evaluation part that derives a degree of change based on the acquired current information and the current information in the normal state of the refrigerating/freezing apparatus; a filter cleaning determination part that estimates a clogging state of a filter of the refrigerating/freezing apparatus based on the degree of change to determine whether cleaning of the filter is necessary; and an output part that provides, for a determination result indicating that the cleaning of the filter is necessary, an output to that effect.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: June 14, 2022
    Assignee: NEC CORPORATION
    Inventor: Eisuke Saneyoshi
  • Publication number: 20220175184
    Abstract: The present invention provides a processing apparatus (10) including an acquisition unit (11) that acquires energy consumption information indicating current consumption or power consumption of an electric cooker, a cooking status estimation unit (12) that estimates, based on the energy consumption information, the number of products cooked by use of the electric cooker, and a sale preparation status estimation unit (13) that estimates, based on a result of the estimation by the cooking state estimation unit (12), the number of the products that is cooked and in a state of being ready for sale.
    Type: Application
    Filed: June 13, 2019
    Publication date: June 9, 2022
    Applicant: NEC Corporation
    Inventor: Eisuke SANEYOSHI
  • Publication number: 20220072463
    Abstract: A state estimation apparatus acquires current information at a power supply part of a refrigeration/freezing facility, derives a degree of change in current information acquired at a state estimation practice time point and derives a degree of change with respect to at least one pair of pieces of current information out of current information acquired at a predetermined time interval before state estimation is practiced, determines whether or not cleaning of the filter of the refrigeration/freezing facility has been practiced, based on the degree of change with respect to at least one pair of pieces of the current information and the degree of change in the current information acquired at the state estimation practice time point.
    Type: Application
    Filed: December 26, 2018
    Publication date: March 10, 2022
    Applicant: NEC Corporation
    Inventor: Eisuke SANEYOSHI
  • Patent number: 11263859
    Abstract: A maintenance monitoring apparatus includes: a maintenance management part that manages, based on a monitoring result of a current or power of a vending machine that provides a beverage by extracting the beverage from a raw material, whether an operation performed on the vending machine is a predetermined maintenance operation and whether the maintenance has been executed at an appropriate time interval and as many times as necessary; and a notification part that notifies that a maintenance has been executed or not.
    Type: Grant
    Filed: August 2, 2017
    Date of Patent: March 1, 2022
    Assignee: NEC CORPORATION
    Inventors: Yuko Ohta, Shingo Takahashi, Eisuke Saneyoshi, Junichi Miyamoto, Shigeru Koumoto
  • Publication number: 20210278832
    Abstract: A maintenance plan formulation device includes: a failure sign detection unit that acquires a state of at least an apparatus and detects an abnormality indicating a sign that appears before a failure of the apparatus occurs; a maintenance limit timing calculation unit that calculates a maintenance limit timing that indicates a limit of a maintenance timing of the apparatus with the abnormality thereof being detected; a maintenance timing calculation unit that calculates a maintenance timing of the apparatus based on the maintenance limit timing of the apparatus; and a maintenance timing output part that outputs the maintenance timing to a display apparatus.
    Type: Application
    Filed: June 28, 2017
    Publication date: September 9, 2021
    Applicant: NEC CORPORATION
    Inventors: Shigeru KOUMOTO, Rie IWASAKI, Eisuke SANEYOSHI, Akira SHOUJIGUCHI, Takahiro TOIZUMI, Ryota SUZUKI
  • Patent number: 11067612
    Abstract: A monitoring device (10) includes a feature amount storage unit (11) that stores a device feature amount which is a feature amount of each of a plurality of electrical devices installed in a predetermined unit in operation; a measured data acquisition unit (12) that acquires measured data of the predetermined unit which is at least one of a total current consumption, a total power consumption, and a voltage measured in the predetermined unit; a feature amount extraction unit (13) that acquires a measurement feature amount which is the feature amount included in the measured data of the predetermined unit; a correction unit (15) that corrects a first feature amount which is the device feature amount or the measurement feature amount based on unit feature information indicating a feature of the predetermined unit; and a presumption unit (16) that presumes the electrical device being in operation using the corrected first feature amount, and a second feature amount which is the device feature amount or the measu
    Type: Grant
    Filed: November 12, 2019
    Date of Patent: July 20, 2021
    Assignee: NEC CORPORATION
    Inventors: Eisuke Saneyoshi, Takahiro Toizumi, Kosuke Homma, Ryo Hashimoto, Katsuya Suzuki
  • Patent number: 11002773
    Abstract: Provided is a monitoring apparatus including an acquisition unit that acquires first time-series data which is time-series data of a measured value and/or a feature amount regarding an electrical device group, and a registration and updating unit that, when a difference in values between a pre-state-change data value which is any one of a data value at a first point in time in the first time-series data and a statistic of a plurality of data values from a point in time earlier than the first point in time by a predetermined period of time to the first point in time and a post-state-change data value which is any one of a data value at a second point in time later than the first point in time and a statistic of a plurality of data values from the second point in time to a point in time later than the second point in time by a predetermined period of time satisfies a predetermined condition, stores a feature amount extracted from any waveform data of a total current consumption, a total power consumption, and a
    Type: Grant
    Filed: July 7, 2014
    Date of Patent: May 11, 2021
    Assignee: NEC CORPORATION
    Inventors: Takahiro Toizumi, Eisuke Saneyoshi, Koji Kudo, Hitoshi Yano, Ryo Hashimoto, Yuma Iwasaki, Hisato Sakuma
  • Publication number: 20210090376
    Abstract: A maintenance monitoring apparatus includes: a maintenance management part that manages, based on a monitoring result of a current or power of a vending machine that provides a beverage by extracting the beverage from a raw material, whether an operation performed on the vending machine is a predetermined maintenance operation and whether the maintenance has been executed at an appropriate time interval and as many times as necessary; and a notification part that notifies that a maintenance has been executed or not.
    Type: Application
    Filed: August 2, 2017
    Publication date: March 25, 2021
    Applicant: NEC Corporation
    Inventors: Yuko OHTA, Shingo TAKAHASHI, Eisuke SANEYOSHI, Junichi MIYAMOTO, Shigeru KOUMOTO
  • Publication number: 20210076846
    Abstract: A state estimation apparatus comprises a power information acquisition part that acquires time-series data of a power value of a freezer showcase; a power information storage part that stores power information during an intermittent operation of the freezer showcase in a normal state; an evaluation part that evaluates power information during the intermittent operation of the freezer showcase from the time-series data of the power value and derives a degree of difference from the power information during the intermittent operation of the freezer showcase in a normal state; a filter cleaning determination part that estimates how clogged a filter of the freezer showcase is based on the degree of difference and determines whether or not the filter needs to be cleaned; and an output part that provides, for a determination result indicating that the cleaning of the filter is necessary, an output to that effect.
    Type: Application
    Filed: March 29, 2019
    Publication date: March 18, 2021
    Applicant: NEC Corporation
    Inventor: Eisuke SANEYOSHI
  • Publication number: 20210008484
    Abstract: A state estimation apparatus includes: a current information acquisition part that acquires information about a current at a power supply part of a refrigerating/freezing apparatus; a current information storage part that holds current information in a normal state of the refrigerating/freezing apparatus; an evaluation part that derives a degree of change based on the acquired current information and the current information in the normal state of the refrigerating/freezing apparatus; a filter cleaning determination part that estimates a clogging state of a filter of the refrigerating/freezing apparatus based on the degree of change to determine whether cleaning of the filter is necessary; and an output part that provides, for a determination result indicating that the cleaning of the filter is necessary, an output to that effect.
    Type: Application
    Filed: March 30, 2018
    Publication date: January 14, 2021
    Applicant: NEC Corporation
    Inventor: Eisuke SANEYOSHI
  • Patent number: 10750251
    Abstract: Provided is an information providing apparatus (10) including a reliability determination unit (11) that determines a reliability of an inference result obtained by inferring an operation state of a monitored electric device group, on the basis of time-series measurement data and training data, the time-series measurement data including any one of current consumption and power consumption of the monitored electric device group and the training data associating each of a plurality of the operation states which can be assumed by the electric device group with a feature value of each of the plurality of operation states, and an output unit (12) that outputs information related to the reliability.
    Type: Grant
    Filed: August 3, 2016
    Date of Patent: August 18, 2020
    Assignee: NEC CORPORATION
    Inventors: Takahiro Toizumi, Ryota Suzuki, Eisuke Saneyoshi, Shigeru Koumoto
  • Patent number: 10712375
    Abstract: In order to solve the above-described problem, there is provided a data processing device (1) including a measurement data acquisition unit (10) that acquires measurement data indicating a temporal change in at least one of current consumption and power consumption of an electrical apparatus, a fluctuation component extraction unit (20) that extracts a fluctuation component related to fluctuation in the current consumption and a fluctuation component related to fluctuation in the power consumption from the measurement data, and a feature value acquisition unit (30) that acquires a feature value of the fluctuation component.
    Type: Grant
    Filed: January 8, 2016
    Date of Patent: July 14, 2020
    Assignee: NEC CORPORATION
    Inventors: Takahiro Toizumi, Eisuke Saneyoshi, Ryota Suzuki, Shigeru Koumoto
  • Patent number: 10712374
    Abstract: As means for solving the above-described problem, there is provided a data processing device (1) including a measurement data acquisition unit (10) that acquires measurement data indicating a temporal change in at least one of current consumption and power consumption of an electrical apparatus, a reference component extraction unit (20) that extracts a reference component of the current consumption and a reference component of the power consumption from the measurement data, and a feature value acquisition unit (30) that acquires a feature value of each reference component.
    Type: Grant
    Filed: January 8, 2016
    Date of Patent: July 14, 2020
    Assignee: NEC CORPORATION
    Inventors: Takahiro Toizumi, Eisuke Saneyoshi, Ryota Suzuki, Shigeru Koumoto
  • Publication number: 20200166552
    Abstract: A state estimation apparatus is configured to extract a time interval to be analyzed from a time series of a first signal based on a second signal acquired in conjunction with the first signal relating to the operation of the facility, and estimate a change in a state of the facility based on waveform data of the time interval of the first signal.
    Type: Application
    Filed: July 17, 2018
    Publication date: May 28, 2020
    Applicant: NEC Corporation
    Inventors: Eisuke SANEYOSHI, Shigeru KOUMOTO, Akira SHOUJIGUCHI
  • Publication number: 20200081043
    Abstract: A monitoring device (10) includes a feature amount storage unit (11) that stores a device feature amount which is a feature amount of each of a plurality of electrical devices installed in a predetermined unit in operation; a measured data acquisition unit (12) that acquires measured data of the predetermined unit which is at least one of a total current consumption, a total power consumption, and a voltage measured in the predetermined unit; a feature amount extraction unit (13) that acquires a measurement feature amount which is the feature amount included in the measured data of the predetermined unit; a correction unit (15) that corrects a first feature amount which is the device feature amount or the measurement feature amount based on unit feature information indicating a feature of the predetermined unit; and a presumption unit (16) that presumes the electrical device being in operation using the corrected first feature amount, and a second feature amount which is the device feature amount or the measu
    Type: Application
    Filed: November 12, 2019
    Publication date: March 12, 2020
    Inventors: Eisuke SANEYOSHI, Takahiro TOIZUMI, Kosuke HOMMA, Ryo HASHIMOTO, Katsuya SUZUKI