Patents by Inventor Yohei Kawaguchi

Yohei Kawaguchi 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).

  • Publication number: 20220234160
    Abstract: A substrate processing apparatus includes a chuck configured to hold a substrate horizontally; a processing unit configured to press a processing tool against an outer periphery of the substrate held by the chuck to process the substrate; and a lower cup configured to collect a processing residue falling from the substrate over an entire circumference of the substrate. The lower cup is provided with a discharge opening through which the processing residue is discharged.
    Type: Application
    Filed: May 14, 2020
    Publication date: July 28, 2022
    Inventors: Yohei YAMAWAKI, Seiji NAKANO, Yoshihiro KAWAGUCHI, Munehisa KODAMA
  • Patent number: 11381470
    Abstract: The hyperparameter management device of the present invention includes a compression network to dimensionally compress data to produce a low dimensional representation, an estimation network to estimate a density distribution of the low dimensional representation and a hyperparameter calculation unit to calculate hyperparameters for the compression network and the estimation network, wherein the hyperparameter calculation unit calculates, based on a set of subject data and a set of uniform data, a gap statistic using a gap statistic calculation technique, and calculates, using a curve fitting technique, an estimation network hyperparameter based on at least the gap statistic, calculates a ratio of variance of principal components of the set of subject data, and calculates, using a curve fitting technique, a compression network hyperparameter based on at least the ratio of variance, and sets the estimation network hyperparameter in the estimation network and sets the compression network hyperparameter in the c
    Type: Grant
    Filed: March 9, 2020
    Date of Patent: July 5, 2022
    Assignee: HITACHI, LTD.
    Inventors: Harsh Pramodbhai Purohit, Takashi Endo, Yohei Kawaguchi
  • Patent number: 11377685
    Abstract: A base sequence determination apparatus includes (1) a mobility correction unit that outputs a mobility correction signal obtained by mobility correction of a time-series signal of a wavelength spectrum corresponding to each base, (2) a deconvolution unit that executes processes for calculating a deconvoluted signal of the mobility correction signal respectively for a plurality of parameter candidates of point spread function, calculating variance of peak intervals for the calculated deconvoluted signal, specifying a parameter of the point spread function using the calculated variance, and outputting the deconvoluted signal corresponding to the point spread function having the specified parameter as an updated deconvoluted signal, (3) a peak extracting unit that extracts a peak waveform from the updated deconvoluted signal and outputs an updated peak-extracted signal, and (4) a sequence specifying unit that inputs the updated peak-extracted signal and determines a base sequence.
    Type: Grant
    Filed: January 28, 2016
    Date of Patent: July 5, 2022
    Assignee: HITACHI HIGH-TECH CORPORATION
    Inventors: Yohei Kawaguchi, Tomohiro Yasuda, George Chalkidis, Takahide Yokoi
  • Publication number: 20220208184
    Abstract: An anomaly detection apparatus includes a device identification database that stores device identification information for identifying a specific device for each type of a device, a hierarchical conditional vector generation unit that generates a hierarchical conditional vector based on the device identification information, an extraction unit that extracts a target device feature amount vector indicating a feature amount of an acoustic signal acquired from a target device by analyzing the acoustic signal, a hierarchical condition adversarial neural network that outputs background noise level information indicating a background noise level of a surrounding environment of the target device and true/false determination information indicating true/false of the target device feature amount vector by analyzing the hierarchical conditional vector and the target device feature amount vector, and an anomaly determination unit that determines whether an anomaly exists in the target device feature amount vector.
    Type: Application
    Filed: September 8, 2021
    Publication date: June 30, 2022
    Applicant: HITACHI, LTD.
    Inventors: Harsh Pramodbhai PUROHIT, Takashi ENDO, Yohei KAWAGUCHI
  • Publication number: 20220128247
    Abstract: An outdoor unit of an air-conditioning apparatus includes: a housing; a heat exchanger provided in the housing; an electric component box provided in the housing; and a separator that partitions the inside of the housing into a first chamber and a second chamber. The separator is provided on a front surface of the heat exchanger. The first chamber and the second chamber are provided side by side in a lateral direction as viewed in a side-on view of the outdoor unit. The electric component box is provided on the front surface of the heat exchanger and above the separator. The outdoor unit includes a first positioning member and a second positioning member. The first positioning member is provided on the electric component box, and determines the position of the electric component box in a vertical direction and a front-rear direction relative to the heat exchanger.
    Type: Application
    Filed: April 8, 2019
    Publication date: April 28, 2022
    Inventors: Masaya YAMASUSO, Yohei KAWAGUCHI
  • Patent number: 11279551
    Abstract: A packing unit for an air-conditioning apparatus includes an outdoor unit with heavy objects that are provided on a bottom plate of a housing of the outdoor unit. On the packing unit, the outdoor unit is placed. The packing unit includes: a support base that has a cuboid framework structure made by combining a plurality of wood pieces, and supports the outdoor unit; a long wood piece that has a long plate shape, and that forms part of an upper surface portion of the support base and faces the bottom plate, the long wood piece having end portions, one of the end portions being fixed to the support base, the other being a free end that is movable in a vertical direction; and a support wood piece that is provided on an upper surface portion of the end portion on a free end side of the long wood piece.
    Type: Grant
    Filed: April 12, 2018
    Date of Patent: March 22, 2022
    Assignee: Mitsubishi Electric Corporation
    Inventors: Hiroki Tsuchiya, Koji Sachimoto, Yohei Kawaguchi, Yusuke Mukai
  • Publication number: 20220035318
    Abstract: An embodiment of an electronic timepiece includes a cylindrical exterior case, a bezel and a windshield member. In the exterior case, a circuit board is housed. The bezel is formed of a metal material to be ring-shaped, includes an inward flange part that projects from an inner side surface toward a center of the ring-shaped bezel, is arranged on an outer upper side of the exterior case and is electrically connected with the circuit board. The windshield member is formed of a transparent dielectric substance, arranged in the bezel and supported by the inward flange part. The bezel is configured to resonate with a radio wave having a desired frequency by adjustment of at least one of (i) a relative permittivity of the dielectric substance and (ii) an area of an overlap region where the inward flange part and the windshield member overlap each other.
    Type: Application
    Filed: October 15, 2021
    Publication date: February 3, 2022
    Applicant: CASIO COMPUTER CO., LTD.
    Inventors: Daisuke UEMATSU, Takashi SANO, Yohei KAWAGUCHI, Tatsumi ICHIMURA, Takumi YASUDA
  • Publication number: 20210390974
    Abstract: An abnormality degree calculation system includes: a feature amount vector extraction unit configured to generate and output a feature amount vector from an input signal originating from vibration of a target device; an encoding unit configured to receive as an input a set composed of the feature amount vector and a device type vector representing a type of the target device and output an encoding vector; a decoding unit configured receive as an input the encoding vector and the device type vector and output a decoding vector; a learning unit configured to learn parameters of the neural networks of the encoding unit and the decoding unit; and an abnormality degree calculation unit configured to calculate a degree of abnormality defined as a function of the feature amount vector from the feature amount vector extraction unit, the encoding vector from the encoding unit, and the decoding vector from the decoding unit.
    Type: Application
    Filed: March 18, 2021
    Publication date: December 16, 2021
    Applicant: HITACHI, LTD.
    Inventor: Yohei KAWAGUCHI
  • Patent number: 11199817
    Abstract: An embodiment of an electronic timepiece includes a cylindrical exterior case, a bezel and a windshield member. In the exterior case, a circuit board is housed. The bezel is formed of a metal material to be ring-shaped, includes an inward flange part that projects from an inner side surface toward a center of the ring-shaped bezel, is arranged on an outer upper side of the exterior case and is electrically connected with the circuit board. The windshield member is formed of a transparent dielectric substance, arranged in the bezel and supported by the inward flange part. The bezel is configured to resonate with a radio wave having a desired frequency by adjustment of at least one of (i) a relative permittivity of the dielectric substance and (ii) an area of an overlap region where the inward flange part and the windshield member overlap each other.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: December 14, 2021
    Assignee: CASIO COMPUTER CO., LTD.
    Inventors: Daisuke Uematsu, Takashi Sano, Yohei Kawaguchi, Tatsumi Ichimura, Takumi Yasuda
  • Patent number: 11199816
    Abstract: An electronic timepiece includes an exterior case, one or more circuits housed in the exterior case, wherein the one or more circuits are configured to process a signal in a radio wave having a predetermined frequency, and a bezel disposed on an outer side of the exterior case, wherein the bezel comprises a metal portion configured to resonate with the radio wave, and wherein the metal portion of the bezel is electrically connected to the one or more circuits to transmit the signal in the radio wave received by the metal portion of the bezel to the one or more circuits. A method for assembling the electronic timepiece is further provided.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: December 14, 2021
    Assignee: CASIO COMPUTER CO., LTD.
    Inventors: Takashi Sano, Daisuke Uematsu, Yohei Kawaguchi, Tatsumi Ichimura, Takumi Yasuda
  • Publication number: 20210351596
    Abstract: An electronic timepiece includes a secondary battery, a first power feeder, a second power feeder, and a processor. The first power feeder feeds power to the secondary battery. The second power feeder feeds power to the secondary battery at a current larger than a current fed by the first power feeder. The processor determines remaining power of the secondary battery based on different references that are a reference of when the first power feeder is feeding the power to the secondary battery and a reference of when the second power feeder is feeding the power to the secondary battery.
    Type: Application
    Filed: July 22, 2021
    Publication date: November 11, 2021
    Applicant: CASIO COMPUTER CO., LTD.
    Inventors: Fumiaki OCHIAI, Yoshinori ASAMI, Yohei KAWAGUCHI, Katsuhiko OBATA
  • Patent number: 11164594
    Abstract: Confirmation can be made what sound has been made under a restriction in which transmittable traffic is small. An abnormal sound detection system including an artificial sound creating function is configured, the abnormal sound detection system including a statistic calculation unit configured to calculate a statistic set expressing sizes of a direct current component, an alternating current component, and a noise component in an amplitude time series at each of frequencies of a sound inputted at a terminal, a statistic transmitting unit configured to transmit the statistic set from the terminal to a server, a statistic receiving unit configured to receive the statistic set in the server, and an artificial sound reproducing unit configured to reproduce a cyclostationary artificial sound based on the statistic set received in the server.
    Type: Grant
    Filed: June 4, 2020
    Date of Patent: November 2, 2021
    Assignee: Hitachi, Ltd.
    Inventor: Yohei Kawaguchi
  • Patent number: 11144015
    Abstract: An antenna device including a case main body made of synthetic resin, an antenna made of metal and provided on an upper portion of the case main body so as to receive radio waves, an electronic component provided on a side portion of the case main body, and a protective connection member which includes a protection section which protects the electronic component and a connection section which is connected to the antenna.
    Type: Grant
    Filed: October 3, 2018
    Date of Patent: October 12, 2021
    Assignee: CASIO COMPUTER CO., LTD.
    Inventors: Takashi Sano, Daisuke Uematsu, Yohei Kawaguchi, Tatsumi Ichimura, Takumi Yasuda
  • Publication number: 20210310951
    Abstract: Provided are a spectral calibration apparatus and a spectral calibration method capable of performing spectral calibration with high accuracy even when peaks appear simultaneously between fluorescent dyes. The spectral calibration apparatus for calculating a color conversion matrix used in color conversion processing, includes a spectral signal acquisition unit that acquires a spectral signal of fluorescence detected over time, a candidate calculation unit that calculates a candidate of the color conversion matrix for each value of a parameter, which depends on a frequency at which fluorescence peaks of fluorescent dyes appear at the same time, based on the spectral signal, and a selection unit that selects a color conversion matrix based on an evaluation value calculated for each candidate.
    Type: Application
    Filed: August 9, 2019
    Publication date: October 7, 2021
    Applicant: HITACHI HIGH-TECH CORPORATION
    Inventors: Yohei KAWAGUCHI, George CHALKIDIS, Tomohiro YASUDA
  • Publication number: 20210302197
    Abstract: An abnormality detection apparatus is a device for detecting an abnormality of an object, and detects the abnormality of the object by performing predetermined processing on second signals in a predetermined region among first signals derived from vibration acquired from the object.
    Type: Application
    Filed: March 1, 2021
    Publication date: September 30, 2021
    Applicant: HITACHI, LTD.
    Inventors: Yohei KAWAGUCHI, Kaori SUEFUSA
  • Patent number: 11108258
    Abstract: An electronic timepiece includes a secondary battery, a first power feeder, a second power feeder, and a processor. The first power feeder feeds power to the secondary battery. The second power feeder feeds power to the secondary battery at a current larger than a current fed by the first power feeder. The processor determines remaining power of the secondary battery based on different references that are a reference of when the first power feeder is feeding the power to the secondary battery and a reference of when the second power feeder is feeding the power to the secondary battery.
    Type: Grant
    Filed: February 18, 2019
    Date of Patent: August 31, 2021
    Assignee: CASIO COMPUTER CO., LTD.
    Inventors: Fumiaki Ochiai, Yoshinori Asami, Yohei Kawaguchi, Katsuhiko Obata
  • Publication number: 20210249317
    Abstract: To provide a wavelength selection method or a plasma processing method to achieve accurate detection of residual thickness or etching amount, there is provided a plasma processing method, in which a processing object wafer is disposed within a processing chamber in the inside of a vacuum container, and plasma is generated by supplying a processing gas into the processing chamber and used to process a processing-object film layer beforehand formed on a surface of the wafer, and at least two wavelengths are selected from among wavelengths with large mutual information in emission of a plurality of wavelengths of plasma generated during processing of the processing-object film layer, and a temporal change in the emission of at least the two wavelengths is detected, and an endpoint of the processing of the film layer is determined based on a result of the detection.
    Type: Application
    Filed: December 23, 2019
    Publication date: August 12, 2021
    Applicant: Hitachi High-Tech Corporation
    Inventors: Yohei Kawaguchi, Tatehito Usui, Shigeru Nakamoto
  • Publication number: 20210149344
    Abstract: An electronic watch includes a pointer; a stepping motor including a coil and configured to drive the pointer; a driving circuit configured to drive the stepping motor; an A/D converter configured to detect electromotive force generated in the coil due to an impact; and a CPU configured to control driving of the driving circuit. The CPU determines a direction in which the pointer is likely to be shifted, based on the electromotive force detected by the A/D converter, determines whether the pointer is shifted due to the impact, and upon determining that the pointer is shifted, corrects a position of the pointer in accordance with the direction in which the pointer is likely to be shifted.
    Type: Application
    Filed: November 19, 2020
    Publication date: May 20, 2021
    Applicant: CASIO COMPUTER CO., LTD.
    Inventors: Yuta SAITO, Yohei KAWAGUCHI, Fumiaki OCHIAI
  • Publication number: 20210061546
    Abstract: A packing unit for an air-conditioning apparatus includes an outdoor unit with heavy objects that are provided on a bottom plate of a housing of the outdoor unit. On the packing unit, the outdoor unit is placed. The packing unit includes: a support base that has a cuboid framework structure made by combining a plurality of wood pieces, and supports the outdoor unit; a long wood piece that has a long plate shape, and that forms part of an upper surface portion of the support base and faces the bottom plate, the long wood piece having end portions, one of the end portions being fixed to the support base, the other being a free end that is movable in a vertical direction; and a support wood piece that is provided on an upper surface portion of the end portion on a free end side of the long wood piece.
    Type: Application
    Filed: April 12, 2018
    Publication date: March 4, 2021
    Inventors: Hiroki TSUCHIYA, Koji SACHIMOTO, Yohei KAWAGUCHI, Yusuke MUKAI
  • Publication number: 20200402527
    Abstract: Confirmation can be made what sound has been made under a restriction in which transmittable traffic is small. An abnormal sound detection system including an artificial sound creating function is configured, the abnormal sound detection system including a statistic calculation unit configured to calculate a statistic set expressing sizes of a direct current component, an alternating current component, and a noise component in an amplitude time series at each of frequencies of a sound inputted at a terminal, a statistic transmitting unit configured to transmit the statistic set from the terminal to a server, a statistic receiving unit configured to receive the statistic set in the server, and an artificial sound reproducing unit configured to reproduce a cyclostationary artificial sound based on the statistic set received in the server.
    Type: Application
    Filed: June 4, 2020
    Publication date: December 24, 2020
    Inventor: Yohei KAWAGUCHI