Patents Assigned to Yokogawa Electric Corporation
  • Patent number: 11781103
    Abstract: A microorganism contamination countermeasure selection device includes a gene information acquirer configured to acquire gene information indicating information on genes of microorganisms contained in a sample, an index determiner configured to determine at least one of microorganism indexes corresponding to the gene information acquired by the gene information acquirer based on the gene information acquired by the gene information acquirer and a microorganism index table in which a microorganism index based on features of the microorganisms is associated with at least one of the gene information, and a contamination countermeasure selector configured to select at least one of contamination countermeasures corresponding to the microorganism index determined by the index determiner based on the microorganism index determined by the index determiner and a contamination countermeasure table in which a contamination countermeasure against contamination by the microorganisms is associated with at least one of the
    Type: Grant
    Filed: November 10, 2017
    Date of Patent: October 10, 2023
    Assignee: Yokogawa Electric Corporation
    Inventor: Tomoyuki Taguchi
  • Patent number: 11781539
    Abstract: A hand grip mechanism includes a first member, a second member connected to the first member in a vertically moveable manner, a spring providing a biasing force to lower the second member with respect to the first member, and a hand grip configured by two grip links, each including a grip rotatably connected to the first member, a link rotatably connected to the second member below a connecting portion between the first member and the grip, and first and second connecting shafts each connecting the grip and the link below a connecting portion between the second member and the link. By a pressing operation to squeeze the hand grip against the biasing force of the spring, the grip and link in each grip link rotate relative to each other about the first connecting shaft during initial movement and about the second connecting shaft during final movement.
    Type: Grant
    Filed: October 22, 2021
    Date of Patent: October 10, 2023
    Assignees: YOKOGAWA ELECTRIC CORPORATION, Yokogawa Test & Measurement Corporation
    Inventor: Masato Takakura
  • Publication number: 20230318876
    Abstract: A first information processing apparatus (10) according to the present disclosure includes a control communication unit configured to transmit and receive control communication information according to a control communication protocol, and an adaptor configured to generate first control communication information of a first communication method for one-to-many communication from among the control communication information required for control communication based on the control communication protocol, the adaptor generating the first control communication information with use of information acquired along a path different from a communication path of the control communication on a network in a cloud, and to output the first control communication information to the control communication unit.
    Type: Application
    Filed: March 20, 2023
    Publication date: October 5, 2023
    Applicant: Yokogawa Electric Corporation
    Inventor: Masanobu Tsuchiya
  • Publication number: 20230315067
    Abstract: An information processing apparatus includes: a processor that: acquires, from a device for an operation of a plant, data related to the operation of the plant; assigns attribute information indicating a state of the device to the acquired data; and operates the plant by using the data to which the attribute information is assigned.
    Type: Application
    Filed: February 27, 2023
    Publication date: October 5, 2023
    Applicant: YOKOGAWA ELECTRIC CORPORATION
    Inventors: Eirou Yoshimura, Kan-E Kuriyama, Isao Hirooka
  • Publication number: 20230314311
    Abstract: A laser gas analyzer includes: a laser diode that irradiates a measurement target gas with laser light; a photodiode that receives the laser light that has passed through the measurement target gas; a processor that calculates a concentration of a component contained in the measurement target gas based on an amount of light of the laser light received by the photodiode; and a light emitting diode (LED) that irradiates LED light such that the LED light is received by the photodiode without passing through the measurement target gas.
    Type: Application
    Filed: April 5, 2023
    Publication date: October 5, 2023
    Applicant: Yokogawa Electric Corporation
    Inventor: Hajime Nakamura
  • Publication number: 20230315559
    Abstract: A fault diagnosis apparatus for diagnosing a fault in a field device in a facility, includes: a processor that: acquires, from the field device, an alarm or a current output that represents abnormality in the field device; upon detecting first fault cause information corresponding to the alarm or to the current output in fault diagnosis information, specifies the first fault cause information as a cause of the fault in the field device; and notifies a user of the specified first fault cause information.
    Type: Application
    Filed: March 24, 2023
    Publication date: October 5, 2023
    Applicant: Yokogawa Electric Corporation
    Inventors: Kota Yokomatsu, Yusaku Kawachi, Akiyoshi Yada, Kosuke Tsumura
  • Publication number: 20230315060
    Abstract: An information processing device keeps a plurality of sets of designing information each on a combination of a plurality of plant devices that execute an operation a plant and at least one control device that executes control on each of the plant devices, keeps operational past records with respect to each combination of a plurality of plant devices and a control device, extracts combinations of a plurality of plant devices and a control device that meet a designing condition on the plant based on the designing information, and outputs the extracted combinations of a plurality of plant devices and a control device based on the operational past records.
    Type: Application
    Filed: February 24, 2023
    Publication date: October 5, 2023
    Applicant: Yokogawa Electric Corporation
    Inventors: Takaaki Matsuda, Shin Okuyama, Hiroaki Nakajima, Hiroaki Zushi
  • Publication number: 20230318877
    Abstract: A second information processing apparatus (20) according to the present disclosure is communicably connected to a network in the cloud and a physical control network (40) and includes an adaptor (22) configured to generate first control communication information of a first communication method for one-to-many communication from among control communication information required for control communication based on a control communication protocol, the adaptor generating the first control communication information with use of information from the network acquired along a path different from a communication path of the control communication, and to transmit the first control communication information to the physical control network (40).
    Type: Application
    Filed: March 20, 2023
    Publication date: October 5, 2023
    Applicant: Yokogawa Electric Corporation
    Inventor: Masanobu Tsuchiya
  • Publication number: 20230317339
    Abstract: A magnetization device and the like appropriate for various magnetization requirements are more easily provided. Provided is a magnet holding device that is capable of holding a magnet. The magnet holding device includes a ring-shaped portion that is openable/closable and an open/close mechanism allowed to keep the ring-shaped portion in a closed state. The magnet is arrangeable in the ring-shaped portion, and the number of the magnets to be arranged is variable.
    Type: Application
    Filed: March 28, 2023
    Publication date: October 5, 2023
    Applicant: Yokogawa Electric Corporation
    Inventors: Shoma TAKEDA, Shoichi SHIOSAKI, Fumitake TERAO, Masahito TSUKANO
  • Patent number: 11774285
    Abstract: A Fourier spectroscopic analyzer includes: a first light source that emits light including a wavelength component in a first wavelength band which is a wavelength band in which a spectrum of light passing through a sample is acquired and a wavelength component in a second wavelength band different from the first wavelength band; a second light source that emits light including the wavelength component in the second wavelength band; an interferometer that acquires an interferogram which is coherent light from the light emitted from the first light source; a first light coupling optical system that couples light emitted from the second light source to at least one of light emitted from the first light source and the interferogram acquired by the interferometer; a light receiver that outputs a first light-reception signal acquired by receiving light including the wavelength component in the first wavelength band out of the wavelength components included in the light passing through the sample and a second light-
    Type: Grant
    Filed: January 21, 2020
    Date of Patent: October 3, 2023
    Assignee: Yokogawa Electric Corporation
    Inventors: Yasuyuki Suzuki, Masashi Nishi, Yukihiro Nakamura, Tetsushi Namatame
  • Patent number: 11774543
    Abstract: Provided is an equipment registration terminal comprising: a position determination unit configured to determine a position of the equipment registration terminal; a positioning means storage unit configured to store information on a positioning means to determine the position of the equipment registration terminal; an error estimation unit configured to estimate a positioning error in the position of the equipment registration terminal based on the information on the positioning means; and an equipment registration unit configured to register, in registration of a position of equipment to be registered by using the position of the equipment registration terminal, an error in the position of the equipment based on the positioning error, in an associated manner. The positioning means storage unit may store information indicating a positioning method in the positioning means, and the error estimation unit may estimate the positioning error according to the positioning method.
    Type: Grant
    Filed: October 15, 2021
    Date of Patent: October 3, 2023
    Assignee: Yokogawa Electric Corporation
    Inventors: Nobuaki Ema, Yoshitaka Yoshida, Soichiro Konada, Takaaki Matsuda
  • Patent number: 11774358
    Abstract: A gas analyzer that easily facilitates alignment is provided. The gas analyzer is a gas analyzer for measuring a predetermined component in a measurement gas by irradiating light on the measurement gas from a light emitting element and receiving light that passes through the measurement gas. The gas analyzer includes a base member configured to be adjustable in position along at least one axis that is not parallel to the optical axis of the light emitting element, and a holding member configured to hold the light emitting element and to be held to the base member in an angularly adjustable manner around at least one axis that is not parallel to the optical axis.
    Type: Grant
    Filed: March 25, 2022
    Date of Patent: October 3, 2023
    Assignee: YOKOGAWA ELECTRIC CORPORATION
    Inventors: Junichi Matsuo, Yusaku Umino
  • Publication number: 20230304930
    Abstract: A control apparatus includes a controller configured to measure turbidity based on received light waveforms of light received through a liquid to be measured, acquire waveform data indicating a received light waveform of light received when the measured turbidity rises above a threshold, execute, using the acquired waveform data as input, an identification process for identifying a type of substance mixed in the liquid to be measured to thereby acquire an identification result of the type of substance, and determine the type of substance with reference to the acquired identification result.
    Type: Application
    Filed: March 20, 2023
    Publication date: September 28, 2023
    Applicant: Yokogawa Electric Corporation
    Inventors: Toshihiko Kyakuno, Takeshi Kuwagata, Kota Sato, Yasuko Ogihara
  • Patent number: 11763243
    Abstract: A plant operation support system supports an operation of a plant. The plant operation support system includes a fluctuation prediction device configured to predict a fluctuation of an element which is input to the plant, and a simulation device configured to simulate a behavior of the plant using a fluctuation of the element predicted by the fluctuation prediction device and data which is obtained from the plant.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: September 19, 2023
    Assignee: YOKOGAWA ELECTRIC CORPORATION
    Inventors: Yuta Machida, Ryosuke Kashiwa, Hirotsugu Gotou, Tomoya Hoshino
  • Patent number: 11755204
    Abstract: Provided a data management system which includes a data acquisition unit that acquires measurement data obtained by measuring a fluid flowing in a flow path from each of a plurality of sensors, a data recording unit that records the acquired measurement data, and a data volume reduction unit that reduces a data volume to be recorded for a target sensor based on the measurement data acquired from another sensor installed in either an upstream or a downstream from itself in the flow path among the plurality of sensors.
    Type: Grant
    Filed: June 16, 2021
    Date of Patent: September 12, 2023
    Assignee: Yokogawa Electric Corporation
    Inventors: Nobuaki Ema, Yoshitaka Yoshida
  • Patent number: 11750696
    Abstract: Implementations are described herein for commissioning a distributed control node (DCN) to a process automation network. In various implementations, one or more messages transmitted on the process automation network by the DCN announcing that the DCN has joined the process automation network may be detected. Based on the one or more messages, one or more operational technology (OT) capabilities of the DCN may be determined. Based on the one or more OT capabilities, the DCN may be commissioned to the process automation network, e.g., by configuring the DCN to cooperate with one or more other process automation nodes on the process automation network to implement an at least partially automated process.
    Type: Grant
    Filed: March 22, 2021
    Date of Patent: September 5, 2023
    Assignee: YOKOGAWA ELECTRIC CORPORATION
    Inventors: Vien Nguyen, Patrick Clay, David Emerson, Hidenori Sawahara, Andrew Keller, Joseph Malm
  • Publication number: 20230264978
    Abstract: A water treatment system includes an equipment system including each water treatment device that executes a water treatment process and a control apparatus that controls each water treatment device, and a management system including a management apparatus that determines a control content of the water treatment process by using a virtual system obtained by virtualizing each water treatment device and controls the water treatment process of the equipment system based on the control content via the control apparatus of the equipment system.
    Type: Application
    Filed: February 18, 2023
    Publication date: August 24, 2023
    Applicant: Yokogawa Electric Corporation
    Inventor: Yasuhiro MATSUI
  • Patent number: 11721185
    Abstract: Provided is an apparatus including: a detecting unit configured to detect a state change of sound or light emitted from an external security apparatus to external environment; and a controlling unit configured to, in response to the detecting unit detecting the state change, cause a surveillance camera to capture images or apply a tag on image data being captured by the surveillance camera.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: August 8, 2023
    Assignee: Yokogawa Electric Corporation
    Inventors: Osamu Kojima, Atsushi Wada
  • Patent number: 11703835
    Abstract: The invention relates to the field of industrial automation and process control systems. More specifically, the invention provides methods, systems and computer program products that optimize scheduling of parameter data retrieval from devices that are coupled with and controlled by a control system. In a particular embodiment, the invention provides methods, systems and computer programs for scheduled parameter data retrieval from one or more field devices implemented within a process control environment. In other embodiments, the invention additionally provides methods, systems and computer programs for retrievably storing a scheduling map for enabling scheduled parameter data retrieval from one or more field devices implemented within a process control environment.
    Type: Grant
    Filed: February 9, 2021
    Date of Patent: July 18, 2023
    Assignee: YOKOGAWA ELECTRIC CORPORATION
    Inventors: Tung Ngie Tang, Kim Fatt Ng
  • Patent number: D1000469
    Type: Grant
    Filed: August 18, 2022
    Date of Patent: October 3, 2023
    Assignees: YOKOGAWA ELECTRIC CORPORATION, YOKOGAWA TEST & MEASUREMENT CORPORATION
    Inventors: Ayako Kouno, Daisuke Sato, Yang Feng, Gentarou Ishihara