Patents by Inventor Toshihiro Wada

Toshihiro Wada 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: 11881380
    Abstract: A plasma processing apparatus 100 including: a chamber 101 having a dielectric window; a coil 102 placed outside the chamber so as to face the dielectric window; a FS electrode 103 having a plate shape and placed on the chamber side of the coil; a first power source 104 for supplying a high-frequency power of a first frequency to the coil 102; a second power source 105 for supplying a high-frequency power of a second frequency which is different from the first frequency, to the FS electrode 103; a first matcher 106 placed between the first power source and the coil; a second matcher 107 placed between the second power source and the FS electrode; and a first frequency attenuation filter connected between the second matcher and the FS electrode, and configured to allow transmission of the high-frequency power of the second frequency and inhibit transmission of the high-frequency power of the first frequency.
    Type: Grant
    Filed: October 18, 2021
    Date of Patent: January 23, 2024
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Toshihiro Wada, Naoaki Takeda
  • Publication number: 20240014008
    Abstract: A disclosed plasma processing apparatus 10 includes: a chamber 11 having an opening 11a; a stage 12 disposed in the chamber 11, the stage for placing an object to be processed; a dielectric member 13 closing the opening 11a; and a plasma generation unit 16 disposed on the opposite side to the chamber 11 with reference to the dielectric member 13, and configured to, when applied with a high-frequency power, generate a plasma in the chamber 11. The plasma generation unit 16 has a first coil 17 including one or a plurality of first conductors 17a connected in parallel with each other, and a second coil 18 disposed so as to surround the first coil 17 and including a plurality of second conductors 18a connected in parallel with each other. The number of the second conductors 18a is greater than the number of the first conductors 17a.
    Type: Application
    Filed: June 16, 2023
    Publication date: January 11, 2024
    Inventors: Naoaki TAKEDA, Shogo OKITA, Seiya NAGANO, Toshihiro WADA, Takahiro MIYAI
  • Publication number: 20230170186
    Abstract: Disclosed is a plasma processing apparatus 10 including a chamber 11, a stage 12, a dielectric member 13, a cover 14, a gas introduction path 15, and an induction coil 16. The induction coil 16 includes a first induction coil 17 installed so as to overlap a central region R1 of the dielectric member 13, and a second induction coil 18 installed so as to overlap a peripheral region R2 outside the central region R1 of the dielectric member 13. The cover 14 has a first gas hole 14c formed at a position overlapping the central region R1 and a second gas hole 14d formed at a position overlapping the peripheral region R2. The gas introduction path 15 has a first gas introduction path 15a communicating with the first gas hole 14c and a second gas introduction path 15b communicating with the second gas hole 14d.
    Type: Application
    Filed: November 17, 2022
    Publication date: June 1, 2023
    Inventors: Shogo OKITA, Yoshiyuki WADA, Takahiro MIYAI, Naoaki TAKEDA, Toshihiro WADA, Toshiyuki TAKASAKI
  • Patent number: 11598817
    Abstract: Provided is a storage battery diagnostic device including: a positive/negative electrode OCV model function generation unit (106) configured to generate a positive electrode OCV model function and a negative electrode OCV model function for N storage batteries by a sum of OCV element functions; and a storage battery model function parameter group estimation unit (107), which is configured to generate a storage battery model function based on the positive electrode OCV model function and the negative electrode OCV model function, and to generate an evaluation function L indicating an error between the time-series data stored in the data storage unit (104) and time-series data on estimation data calculated by using the storage battery model function, to thereby calculate such an optimal group of estimation parameters of the storage battery model functions for the respective storage batteries as to minimize a value of the evaluation function L.
    Type: Grant
    Filed: August 9, 2018
    Date of Patent: March 7, 2023
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Tomoki Takegami, Toshihiro Wada
  • Patent number: 11467218
    Abstract: The battery degradation detection device includes an impedance measurement unit and a degradation detection unit. The impedance measurement unit measures impedances of a battery at a plurality of frequencies. The impedance for at least one of the plurality of frequencies, measured by the impedance measurement unit, has a positive imaginary component. The degradation detection unit detects degradation of the battery on the basis of real components of the impedances at the plurality of frequencies detected by the impedance measurement unit.
    Type: Grant
    Filed: May 7, 2018
    Date of Patent: October 11, 2022
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Keisuke Ogasawara, Toshihiro Wada
  • Patent number: 11422190
    Abstract: In a storage battery system charging control device, on the basis of estimated temperature data until the end of life of a storage battery calculated by a power estimation unit, an ambient temperature estimation unit, and a temperature estimation unit, and a deterioration coefficient stored in a data storage unit, a capacity retention calculation unit sequentially calculates capacity retention data with respect to each state of charge until the end of life of the storage battery, using the state of charge as a parameter. A cumulative capacity calculation unit calculates a cumulative capacity corresponding to each state of charge, on the basis of the rated capacity of the storage battery and the capacity retention data. A charging control voltage determination unit determines charging control voltage on the basis of the cumulative capacities calculated by the cumulative capacity calculation unit.
    Type: Grant
    Filed: March 5, 2018
    Date of Patent: August 23, 2022
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Satoshi Hara, Hisatoshi Fukumoto, Toshihiro Wada, Takahito Ida, Hiroki Ishihara
  • Patent number: 11398372
    Abstract: A plasma processing apparatus that performs plasma processing to a substrate held on a transport carrier including a frame and a holding sheet that covers an opening of the frame includes: a transport mechanism that transports the transport carrier; a position measuring section that measures a position of the substrate to the frame; a plasma processing section that includes a plasma processing stage on which the transport carrier is loaded and a cover that covers the frame and a part of the holding sheet loaded on the plasma processing stage, and has a window section for exposing a part of the substrate; and a control section that controls the transport mechanism such that the transport carrier is loaded on the plasma processing stage to satisfy a positional relationship between the window section and the substrate based on the position information of the substrate to the frame.
    Type: Grant
    Filed: August 5, 2015
    Date of Patent: July 26, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Shogo Okita, Hiromi Asakura, Syouzou Watanabe, Noriyuki Matsubara, Mitsuru Hiroshima, Toshihiro Wada
  • Publication number: 20220155375
    Abstract: Provided is a characteristic estimation device for a storage battery including: a voltage detection unit configured to detect a terminal voltage of the storage battery; a time-series data acquisition unit configured to acquire time-series data on the terminal voltage in a stopped state of the storage battery; a model provision unit configured to provide a storage battery model; and a model parameter estimation unit configured to estimate a model parameter of the storage battery model based on the time-series data on the terminal voltage acquired by the time-series data acquisition unit and on the storage battery model provided by the model provision unit. The storage battery model includes an OCV term for expressing OCV of the storage battery and an interparticle diffusion term which is based on a fundamental solution of a one-dimensional diffusion equation expressing ion diffusion among particles forming electrodes of the storage battery.
    Type: Application
    Filed: April 11, 2019
    Publication date: May 19, 2022
    Applicant: Mitsubishi Electric Corporation
    Inventors: Tomoki TAKEGAMI, Toshihiro WADA
  • Publication number: 20220135577
    Abstract: The present invention provides a compound represented by a following formula. A compound represented by, wherein R1 is hydrogen, hydroxy, or the like; R2a and R2b may be taken together with an adjacent carbon atom to form ring B, ring B is a substituted or unsubstituted non-aromatic carbocycle or a substituted or unsubstituted non-aromatic heterocycle; R3a is hydrogen, halogen, hydroxy, or the like; R3b is hydrogen, halogen, hydroxy, or the like; R4a is a group represented by formula: L3 is a single bond or substituted or unsubstituted alkylene, R7 is hydrogen, halogen, hydroxy, or the like, and R4b is halogen, cyano, carboxy, or the like, or its pharmaceutically acceptable salt.
    Type: Application
    Filed: January 10, 2020
    Publication date: May 5, 2022
    Applicant: Shionogi & Co., Ltd.
    Inventors: Yusuke TATENO, Manabu KATOU, Toshihiro WADA
  • Publication number: 20220122809
    Abstract: A plasma processing apparatus 100 including: a chamber 101 having a dielectric window; a coil 102 placed outside the chamber so as to face the dielectric window; a FS electrode 103 having a plate shape and placed on the chamber side of the coil; a first power source 104 for supplying a high-frequency power of a first frequency to the coil 102; a second power source 105 for supplying a high-frequency power of a second frequency which is different from the first frequency, to the FS electrode 103; a first matcher 106 placed between the first power source and the coil; a second matcher 107 placed between the second power source and the FS electrode; and a first frequency attenuation filter connected between the second matcher and the FS electrode, and configured to allow transmission of the high-frequency power of the second frequency and inhibit transmission of the high-frequency power of the first frequency.
    Type: Application
    Filed: October 18, 2021
    Publication date: April 21, 2022
    Inventors: Toshihiro WADA, Naoaki TAKEDA
  • Patent number: 11307261
    Abstract: In response to demands for stably and precisely estimating states, a rechargeable battery state estimation device includes a current detecting unit which detects a charge-discharge current of the rechargeable battery as a detected current; a voltage detecting unit which detects a voltage between terminals of the rechargeable battery as a detected voltage; an OCV estimation method SOC estimation unit which calculates an OCV estimation method state of charge, based on the detected current and the detected voltage; a current integration method parameter estimation unit which estimates a current integration method parameter including a capacity retention rate, based on the detected current and the OCV estimation method state of charge; and a corrected SOC estimation unit which calculates an estimated state of charge, based on the detected current, the OCV estimation method state of charge, and the current integration method parameter.
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: April 19, 2022
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Tomoki Takegami, Toshihiro Wada, Seigo Kadota
  • Patent number: 11208126
    Abstract: A DC feeder voltage computing device includes a model information storing unit, a run history information storing unit, and a voltage setting value computing unit. The model information storing unit stores model information. The run history information storing unit stores, on a per train basis, run history information that indicates locations and power situations of a plurality of trains that run in a DC-electrified section on or before a preceding day. The voltage setting value computing unit computes, on the basis of the model information and the run history information, a voltage setting value for controlling a substation voltage to cause an amount of power consumption in the DC-electrified section to satisfy a preset condition.
    Type: Grant
    Filed: June 7, 2017
    Date of Patent: December 28, 2021
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Hironori Mochimaru, Keiki Fujita, Kenji Ueda, Toshihiro Wada
  • Patent number: 11146080
    Abstract: The positive electrode of the unit in an m-th configuration stage (m is an integer satisfying 2?m?n) is connected to a negative electrode of the unit in an (m?1)-th configuration stage. A drain-side terminal of the step-up switch included in the m-th configuration stage is connected to a source-side terminal of the step-up switch included in the (m?1)-th configuration stage. A source-side terminal of the step-up switch included in an n-th configuration stage is connected to a negative electrode of the unit included in the n-th configuration stage. The n step-up switches connected in series are connected in parallel to a series circuit including the power storage mechanism and the reactor.
    Type: Grant
    Filed: February 5, 2018
    Date of Patent: October 12, 2021
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Hiroki Ishihara, Toshihiro Wada
  • Publication number: 20210122188
    Abstract: A mobile carriage includes a traveling part, a wheel, a bed, a displacement conversion part, and an elastic member. The wheel is provided on the traveling part. The bed is supported by the traveling part to be movable in a traveling direction of the traveling part. The displacement conversion part displaces the wheel relative to the traveling part in accordance with displacement of the bed relative to the traveling part. The elastic member applies a force to return the bed having moved relative to the traveling part to an initial position before the movement. The displacement conversion part displaces the wheel relative to the traveling part in a direction of inertial force acting on the bed.
    Type: Application
    Filed: April 4, 2019
    Publication date: April 29, 2021
    Applicant: Mitsubishi Electric Corporation
    Inventors: Yoshihiro MORIMOTO, Toshihiro WADA, Ryo KOJIMA, Kenta KATO
  • Publication number: 20210086803
    Abstract: A DC feeder voltage computing device includes a model information storing unit, a run history information storing unit, and a voltage setting value computing unit. The model information storing unit stores model information. The run history information storing unit stores, on a per train basis, run history information that indicates locations and power situations of a plurality of trains that run in a DC-electrified section on or before a preceding day. The voltage setting value computing unit computes, on the basis of the model information and the run history information, a voltage setting value for controlling a substation voltage to cause an amount of power consumption in the DC-electrified section to satisfy a preset condition.
    Type: Application
    Filed: June 7, 2017
    Publication date: March 25, 2021
    Applicant: Mitsubishi Electric Corporation
    Inventors: Hironori MOCHIMARU, Keiki FUJITA, Kenji UEDA, Toshihiro WADA
  • Publication number: 20200408844
    Abstract: The battery degradation detection device includes an impedance measurement unit and a degradation detection unit. The impedance measurement unit measures impedances of a battery at a plurality of frequencies. The impedance for at least one of the plurality of frequencies, measured by the impedance measurement unit, has a positive imaginary component. The degradation detection unit detects degradation of the battery on the basis of real components of the impedances at the plurality of frequencies detected by the impedance measurement unit.
    Type: Application
    Filed: May 7, 2018
    Publication date: December 31, 2020
    Applicant: Mitsubishi Electric Corporation
    Inventors: Keisuke OGASAWARA, Toshihiro WADA
  • Publication number: 20200393518
    Abstract: Provided is a storage battery diagnostic device including: a positive/negative electrode OCV model function generation unit (106) configured to generate a positive electrode OCV model function and a negative electrode OCV model function for N storage batteries by a sum of OCV element functions; and a storage battery model function parameter group estimation unit (107), which is configured to generate a storage battery model function based on the positive electrode OCV model function and the negative electrode OCV model function, and to generate an evaluation function L indicating an error between the time-series data stored in the data storage unit (104) and time-series data on estimation data calculated by using the storage battery model function, to thereby calculate such an optimal group of estimation parameters of the storage battery model functions for the respective storage batteries as to minimize a value of the evaluation function L.
    Type: Application
    Filed: August 9, 2018
    Publication date: December 17, 2020
    Applicant: Mitsubishi Electric Corporation
    Inventors: Tomoki TAKEGAMI, Toshihiro WADA
  • Patent number: 10783219
    Abstract: A distributed equipment abnormality detection system is provided for monitoring physical amounts of equipments of identical type and detecting an abnormality of each equipment. The distributed equipment abnormality detection system includes equipment management apparatuses that manage the equipments; and a management server apparatus for communicating the equipment management apparatuses.
    Type: Grant
    Filed: June 21, 2016
    Date of Patent: September 22, 2020
    Assignee: Mitsubishi Electric Corporation
    Inventors: Shoichi Kobayashi, Toshihiro Wada, Tomoki Takegami
  • Patent number: 10673354
    Abstract: A power conversion device includes: a first smoothing circuit connected to a first electric device; a second smoothing circuit connected to a second electric device; a first bridge circuit connected to the first smoothing circuit; a transformer having a primary side connected to a third electric device and a secondary side connected to the first bridge circuit and the second smoothing circuit; and a controller, wherein the controller varies a duty ratio of the first bridge circuit at a frequency higher than cutoff frequencies of the first and second smoothing circuits, controls a constant component of the duty ratio to control power exchange between the first and second electric devices, and controls a phase of a varying component of the duty ratio to control power exchange to and from the third electric device.
    Type: Grant
    Filed: May 19, 2017
    Date of Patent: June 2, 2020
    Assignee: Mitsubishi Electric Corporation
    Inventors: Toshihiro Wada, Hiroki Ishihara
  • Publication number: 20200132774
    Abstract: In a storage battery system charging control device, on the basis of estimated temperature data until the end of life of a storage battery calculated by a power estimation unit, an ambient temperature estimation unit, and a temperature estimation unit, and a deterioration coefficient stored in a data storage unit, a capacity retention calculation unit sequentially calculates capacity retention data with respect to each state of charge until the end of life of the storage battery, using the state of charge as a parameter. A cumulative capacity calculation unit calculates a cumulative capacity corresponding to each state of charge, on the basis of the rated capacity of the storage battery and the capacity retention data. A charging control voltage determination unit determines charging control voltage on the basis of the cumulative capacities calculated by the cumulative capacity calculation unit.
    Type: Application
    Filed: March 5, 2018
    Publication date: April 30, 2020
    Applicant: Mitsubishi Electric Corporation
    Inventors: Satoshi HARA, Hisatoshi FUKUMOTO, Toshihiro WADA, Takahito IDA, Hiroki ISHIHARA