Patents by Inventor Yasufumi Yoshiura

Yasufumi Yoshiura 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: 11878429
    Abstract: A robot control apparatus includes a drive controller configured to control a plurality of motors which are configured to drive a plurality of link mechanisms of a parallel link robot, respectively, and abnormality determination circuitry configured to determine based on state data of the plurality of motors whether at least one of collision of the parallel link robot and dislocation in the link mechanisms occurs.
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: January 23, 2024
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Yasufumi Yoshiura, Teruhisa Kitagawa
  • Patent number: 11703832
    Abstract: Provided is a production system including: a first industrial machine; and a second industrial machine configured to periodically communicate to and from the first industrial machine. The second industrial machine is configured to transmit its data to the first industrial machine through use of each of a plurality of periodic regions included in one period.
    Type: Grant
    Filed: February 18, 2021
    Date of Patent: July 18, 2023
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Isamu Matsumura, Toshinobu Kira, Yasufumi Yoshiura, Takaaki Shogaki, Hirotaka Niimi
  • Patent number: 11630443
    Abstract: Provided is a production system including: a first industrial machine; and a second industrial machine configured to periodically communicate to and from the first industrial machine. The second industrial machine is configured to transmit its data to the first industrial machine through use of each of a plurality of periodic regions included in one period.
    Type: Grant
    Filed: February 18, 2021
    Date of Patent: April 18, 2023
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Isamu Matsumura, Toshinobu Kira, Yasufumi Yoshiura, Takaaki Shogaki, Hirotaka Niimi
  • Patent number: 11527984
    Abstract: An abnormality determination system includes a state quantity obtaining circuit and an abnormality determination circuit. The state quantity obtaining circuit is configured to obtain a state quantity associated with a mechanical system. The abnormality determination circuit is configured to, according to a learning content obtained in a machine learning process and based on the state quantity, determine as to at least one of an occurrence of an abnormality in the mechanical system, an occurrence position of the abnormality, and a cause of the abnormality.
    Type: Grant
    Filed: May 21, 2020
    Date of Patent: December 13, 2022
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Takeshi Nagata, Takaaki Shogaki, Yasufumi Yoshiura, Tadashi Okubo, Toshinobu Kira
  • Patent number: 11397414
    Abstract: A mechanical equipment control system includes a mechanical apparatus, a load ratio detection circuit, and an integration control circuit. The mechanical apparatus includes a motor which is configured to drive the mechanical apparatus. The load ratio detection circuit is configured to detect a load ratio of the motor. The integration control circuit is configured to control the mechanical apparatus based on an operation parameter while keeping the load ratio in an allowable load state.
    Type: Grant
    Filed: May 19, 2020
    Date of Patent: July 26, 2022
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Takeshi Nagata, Takaaki Shogaki, Yasufumi Yoshiura, Tadashi Okubo, Kei Katsuyama
  • Publication number: 20220212343
    Abstract: An operation command generation device includes movement curve designation circuitry configured to determine a movement curve describing an operation of each of at least one mechanism element included in a virtual mechanism, and operation command generation circuitry configured to generate an operation command to control an actual mechanism based on the movement curve.
    Type: Application
    Filed: December 23, 2021
    Publication date: July 7, 2022
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Tomohiro KAMISHIO, Yasufumi YOSHIURA
  • Publication number: 20220146989
    Abstract: Provided is an extension module which is an extension module which is to be connected to an external terminal of an industrial equipment, and includes at least a processor and a memory. The memory stores a machine learning model for estimating at least one of a parameter of the industrial equipment and an internal state of a device controlled by the industrial equipment, and the processor performs learning of the machine learning model with information obtained from the industrial equipment as teacher data.
    Type: Application
    Filed: January 20, 2022
    Publication date: May 12, 2022
    Inventors: Yasufumi YOSHIURA, Minoru KOGA, Toshinobu KIRA
  • Patent number: 11277388
    Abstract: A communication system, comprising a plurality of industrial machines configured to perform synchronous communication, wherein each of the plurality of industrial machines configured to: encrypt transmission data; transmit the encrypted transmission data to another industrial machine; receive encrypted reception data from the another industrial machine; and decrypt the encrypted reception data.
    Type: Grant
    Filed: April 22, 2020
    Date of Patent: March 15, 2022
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Yasufumi Yoshiura, Hirotaka Niimi, Minoru Koga, Toshinobu Kira
  • Patent number: 11238861
    Abstract: A food processing system includes a food work device that performs predetermined work on a food, controller circuitry that controls the food work device, a sound input device that receives a sound made by a worker, and sound recognition circuitry that obtains and recognizes the input sound and, based on the recognized input sound, instructs the controller circuitry to control the food work device to perform predetermined processing.
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: February 1, 2022
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Yasufumi Yoshiura, Tomohiro Kamishio
  • Publication number: 20210291371
    Abstract: A robot control apparatus includes a drive controller configured to control a plurality of motors which are configured to drive a plurality of link mechanisms of a parallel link robot, respectively, and abnormality determination circuitry configured to determine based on state data of the plurality of motors whether at least one of collision of the parallel link robot and dislocation in the link mechanisms occurs.
    Type: Application
    Filed: March 3, 2021
    Publication date: September 23, 2021
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Yasufumi YOSHIURA, Teruhisa KITAGAWA
  • Publication number: 20210255604
    Abstract: Provided is a production system including: a first industrial machine; and a second industrial machine configured to periodically communicate to and from the first industrial machine. The second industrial machine is configured to transmit its data to the first industrial machine through use of each of a plurality of periodic regions included in one period.
    Type: Application
    Filed: February 18, 2021
    Publication date: August 19, 2021
    Inventors: Isamu MATSUMURA, Toshinobu KIRA, Yasufumi YOSHIURA, Takaaki SHOGAKI, Hirotaka NIIMI
  • Publication number: 20210255598
    Abstract: Provided is a production system including: a first industrial machine; and a second industrial machine configured to periodically communicate to and from the first industrial machine. The second industrial machine is configured to divide its data into portions and transmit each of the divided portions of the data to the first industrial machine in each of a plurality of periods through use of a periodic region included in each of the plurality of periods.
    Type: Application
    Filed: February 18, 2021
    Publication date: August 19, 2021
    Inventors: Toshinobu KIRA, Isamu MATSUMURA, Yasufumi YOSHIURA, Takaaki SHOGAKI, Hirotaka NIIMI
  • Patent number: 10974393
    Abstract: An automation apparatus includes a mechanism having a machine coordinate system and configured to work on a work which moves in the machine coordinate system, a sensor configured to successively detect positions of the work as the work moves, and a processor. The processor is configured to calculate a plurality of machine coordinate positions of the work in the machine coordinate system successively based on the positions successively detected by the sensor, and is configured to determine, based on the plurality of machine coordinate positions of the work, a working position at which the mechanism is configured to work on the work.
    Type: Grant
    Filed: October 18, 2018
    Date of Patent: April 13, 2021
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Yasufumi Yoshiura, Hiroshi Anno
  • Publication number: 20200344216
    Abstract: A communication system, comprising a plurality of industrial machines configured to perform synchronous communication, wherein each of the plurality of industrial machines configured to: encrypt transmission data; transmit the encrypted transmission data to another industrial machine; receive encrypted reception data from the another industrial machine; and decrypt the encrypted reception data.
    Type: Application
    Filed: April 22, 2020
    Publication date: October 29, 2020
    Inventors: Yasufumi YOSHIURA, Hirotaka NIIMI, Minoru KOGA, Toshinobu KIRA
  • Publication number: 20200287497
    Abstract: An abnormality determination system includes a state quantity obtaining circuit and an abnormality determination circuit. The state quantity obtaining circuit is configured to obtain a state quantity associated with a mechanical system. The abnormality determination circuit is configured to, according to a learning content obtained in a machine learning process and based on the state quantity, determine as to at least one of an occurrence of an abnormality in the mechanical system, an occurrence position of the abnormality, and a cause of the abnormality.
    Type: Application
    Filed: May 21, 2020
    Publication date: September 10, 2020
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Takeshi NAGATA, Takaaki SHOGAKI, Yasufumi YOSHIURA, Tadashi OKUBO, Toshinobu KIRA
  • Publication number: 20200278647
    Abstract: A mechanical equipment control system includes a mechanical apparatus, a load ratio detection circuit, and an integration control circuit. The mechanical apparatus includes a motor which is configured to drive the mechanical apparatus. The load ratio detection circuit is configured to detect a load ratio of the motor. The integration control circuit is configured to control the mechanical apparatus based on an operation parameter while keeping the load ratio in an allowable load state.
    Type: Application
    Filed: May 19, 2020
    Publication date: September 3, 2020
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Takeshi NAGATA, Takaaki SHOGAKI, Yasufumi YOSHIURA, Tadashi OKUBO, Kei KATSUYAMA
  • Patent number: 10663518
    Abstract: An abnormality determining apparatus for a motor driven mechanism includes circuitry. The circuitry is configured to acquire time-series data with respect to an input to and an output from a motor which drives the motor driven mechanism, detect data abnormality in the time-series data, and determine, based on the data abnormality, whether mechanical abnormality in the motor driven mechanism occurs.
    Type: Grant
    Filed: February 23, 2017
    Date of Patent: May 26, 2020
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventor: Yasufumi Yoshiura
  • Publication number: 20200075005
    Abstract: A food processing system includes a food work device that performs predetermined work on a food, controller circuitry that controls the food work device, a sound input device that receives a sound made by a worker, and sound recognition circuitry that obtains and recognizes the input sound and, based on the recognized input sound, instructs the controller circuitry to control the food work device to perform predetermined processing.
    Type: Application
    Filed: August 22, 2019
    Publication date: March 5, 2020
    Applicant: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Yasufumi YOSHIURA, Tomohiro Kamishio
  • Patent number: 10429815
    Abstract: A motor control device for controlling driving of a motor based on position commands input from a host control device includes an offset value memory including first circuitry which stores offset values corresponding to predetermined values of position commands, respectively, and a drive controller including second circuitry which acquires, from the offset value memory, one of the offset values corresponding to an input position command among the position commands, and control driving of a motor based on an offset position command obtained by adding the one of the offset values to or subtracting the one of the offset values from the input position command.
    Type: Grant
    Filed: August 17, 2016
    Date of Patent: October 1, 2019
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Yasufumi Yoshiura, Yusuke Oka, Toshinobu Kira
  • Patent number: 10425028
    Abstract: A motor control device includes output command calculation circuitry and inertial load value calculation circuitry. The output command calculation circuitry is configured to calculate a motor output command, based on a motor acceleration command and an inertial load value indicative of a magnitude of inertia of a load on a motor. The inertial load value calculation circuitry is configured to calculate an estimated inertial load value with an adaptive observer, based on the motor output command and a motor actual output to be output from the motor, and configured to calculate the inertial load value, based on the estimated inertial load value.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: September 24, 2019
    Assignee: KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Yasufumi Yoshiura, Yasuhiko Kaku, Shouta Kawahara