Patents by Inventor Yoshihito Yamada

Yoshihito Yamada 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: 20240139954
    Abstract: A robot system includes: a robot control unit that controls an operation of a robot, using a control parameter for the robot; a safety monitoring unit that monitors the operation of the robot, using a safety monitoring parameter for the robot; a control parameter setting unit that sets the control parameter to the robot control unit; and a safety monitoring parameter setting unit that acquires the control parameter set to the robot control unit, from the robot control unit, and sets at least one of a plurality of parameters included in the acquired control parameter, as the safety monitoring parameter to the safety monitoring unit.
    Type: Application
    Filed: October 26, 2023
    Publication date: May 2, 2024
    Inventors: Keiichi TSUJI, Yoshihito YAMADA, Ryuya YAMAGISHI, Yoshikuni KOBAYASHI, Akira TANABE
  • Publication number: 20240139955
    Abstract: A control method for a robot system is provided. The robot system includes a robot, a robot control unit that controls an operation of the robot, and a safety monitoring unit that monitors the operation of the robot. The control method includes: a speed reduction control step of causing the robot control unit to perform speed reduction control of the robot, based on a speed reduction command; and an abnormality detection step of causing the safety monitoring unit to acquire an operation speed of the robot at a predetermined interval during the speed reduction control step, and to detect an abnormality in the speed reduction control from a speed change calculated based on the acquired operation speed.
    Type: Application
    Filed: October 26, 2023
    Publication date: May 2, 2024
    Inventor: Yoshihito YAMADA
  • Patent number: 11914918
    Abstract: A medical information processing apparatus comprises an obtaining unit that obtains medical information, a learning unit that performs learning on a function of the medical information processing apparatus using the medical information, an evaluation data holding unit that holds evaluation data in which a correct answer to be obtained by executing the function is known, the evaluation data being for evaluating a learning result of the learning unit, an evaluating unit that evaluates a learning result obtained through learning, based on the evaluation data, and an accepting unit that accepts an instruction to apply a learning result of the learning unit to the function.
    Type: Grant
    Filed: February 1, 2021
    Date of Patent: February 27, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yoshihito Machida, Yoshinori Hirano, Hideaki Miyamoto, Daisuke Yamada
  • Patent number: 11760602
    Abstract: A lead wire storage mechanism stores most of a lead wire such that the lead wire can be taken out from a tip end portion. A tension adjusting mechanism including a dancer roller and two lifting and lowering guide rollers is formed with a partial space that is to be a part of a hand travel space at a time of a preparation state. A lead wire guide mechanism including an opening and closing lead guide is formed with a partial space that is to be a part of the hand travel space at the time of the preparation state. A lead wire grasping and moving mechanism can execute a grasping operation for grasping a tip end portion of the lead wire with a grasping part, and a grasping part moving operation for moving the grasping part through the hand travel space.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: September 19, 2023
    Assignee: Toshiba Mitsubishi-Electric Industrial Systems Corporation
    Inventors: Akihiro Ichinose, Yoshihito Yamada
  • Patent number: 11752630
    Abstract: A control method includes an acquiring step for acquiring information concerning a plurality of end effectors and acquiring an operation program, and a driving step for driving a robot arm based on the operation program acquired in the acquiring step, wherein in the driving step, speed of a speed estimation target part is calculated, for each of the plurality of end effectors based on a detection result of the detecting section, and when it is determined that, in a result of the calculation, speed of the speed estimation target part moving at highest speed when the robot arm is driven by the operation program is equal to or higher than predetermined speed, operating speed of the robot arm is reduced.
    Type: Grant
    Filed: November 26, 2020
    Date of Patent: September 12, 2023
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Yoshihito Yamada, Hirofumi Kinoshita
  • Publication number: 20230209248
    Abstract: A high-performance and flexible loudspeaker apparatus usable in various scenes. A first unit includes a loudspeaker therein, a second unit is connected to a lower portion of the first unit, the first unit comprises the loudspeaker provided in a housing of the first unit so as to output a sound toward an upper portion of the housing and a passive radiator provided on a rear surface side of the loudspeaker in the housing, and an output port of the passive radiator is opposed to an inclined surface which is provided at an upper portion of the second unit and whose distance from the output port of the passive radiator increases toward a radially outer side of the housing.
    Type: Application
    Filed: December 16, 2022
    Publication date: June 29, 2023
    Inventors: Hiroyuki NAKAMURA, Minoru TSURUTA, Yoshihito YAMADA, Takao KAKIZAKAI
  • Patent number: 11628563
    Abstract: A control method for a robot system having a robot arm and executing an operation mode of the robot arm having an execution mode in which a motion program is executed and a teaching mode in which the motion program is taught, includes setting an upper limit velocity of a motion velocity of the robot arm to a first velocity when the operation mode is the execution mode, and setting the upper limit velocity to a second velocity lower than the first velocity when the operation mode is the teaching mode.
    Type: Grant
    Filed: December 11, 2020
    Date of Patent: April 18, 2023
    Inventor: Yoshihito Yamada
  • Patent number: 11433474
    Abstract: In an ultrasonic bonding method, three ultrasonic bonding head units are disposed above a bonding target. At this time, initial heights in the three ultrasonic bonding head units are set to different heights from each other. Thereafter, a batch multiple lowering operation by a lifting-lowering servomotor and ultrasonic vibration operations by the three ultrasonic bonding head units are executed. At this time, a lowering speed V6 of the batch multiple lowering operation, an operation time T6 (min) of the ultrasonic vibration operation, and an adjustment gap length ?g among the initial heights are set to satisfy {T6<?g/V6}.
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: September 6, 2022
    Assignee: Toshiba Mitsubishi-Electric Industrial Systems Corporation
    Inventors: Hiroshi Kobayashi, Yoshihito Yamada, Akihiro Ichinose
  • Publication number: 20220258350
    Abstract: A robot monitoring apparatus includes a position monitoring unit having a position monitoring function of calculating an attitude of a robot, and monitoring whether or not the robot interferes with a virtual safety fence, and a speed monitoring unit having a speed monitoring function of calculating and monitoring a speed of the robot. The apparatus has a first monitor mode in which, when the robot moves in an automatic operation mode, the robot is stopped when the robot interferes with the virtual safety fence in the position monitoring function and when the speed of the robot exceeds a first upper limit value in the speed monitoring function, and a second monitor mode in which, when the robot moves in a manual operation mode, the position monitoring function is disabled and the robot is stopped when the speed of the robot exceeds a second upper limit value smaller than the first upper limit value in the speed monitoring function.
    Type: Application
    Filed: February 16, 2022
    Publication date: August 18, 2022
    Inventor: Yoshihito YAMADA
  • Publication number: 20220241973
    Abstract: A robot control device that controls a robot including a driving section configured to drive an arm based on an operation command value and a first encoder section configured to output a first encoder value, the robot control device including a first command-value comparing section, a first mutual monitoring section, a second command-value comparing section, a second mutual monitoring section, and a power interrupting section. The first-command value comparing section performs comparison processing for a command value and a first encoder value and outputs a first command value comparison result. The second command-value comparing section performs comparison processing for the command value and the first encoder value and outputs a second command value comparison result. The first mutual monitoring section and the second mutual monitoring section output an interruption signal based on the first command value comparison result and the second command value comparison result.
    Type: Application
    Filed: February 2, 2022
    Publication date: August 4, 2022
    Inventor: Yoshihito YAMADA
  • Patent number: 11345034
    Abstract: A controller of a robot includes a first coupling section coupled to an object detecting device configured to detect an object. The controller is configured to control the robot in one of a first mode in which displacement speed of the robot does not exceed first speed and a second mode in which the displacement speed is second speed higher than the first speed, when the object detecting device is coupled to the first coupling section, switch the first mode and the second mode based on an output from the object detecting device, and control the robot in the first mode when the object detecting device is not coupled to the first coupling section.
    Type: Grant
    Filed: February 26, 2020
    Date of Patent: May 31, 2022
    Inventor: Yoshihito Yamada
  • Patent number: 11318608
    Abstract: In teaching of a robot, a control device controls a movable unit in a first control mode in which the movable unit continuously moves according to a force detected by a force detector and a second control mode in which the movable unit moves by a predetermined movement amount according to the force detected by the force detector. A controller selects a first control mode or a second control mode according to a temporal change in the force detected by the force detector and a magnitude of the force.
    Type: Grant
    Filed: May 21, 2019
    Date of Patent: May 3, 2022
    Inventors: Masaki Motoyoshi, Hiroki Adachi, Yoshihito Yamada
  • Patent number: 11249008
    Abstract: First and second operations are executed under control of a peeling inspection control apparatus functioning as a peeling and grasping control unit. In the first operation, a processed surface contact state in which a processed outer peripheral surface of a contact roller and a surface of a lead wire are in contact with each other is maintained, and contact roller rotation operation is executed in which the contact roller is moved on the surface of the lead wire while the contact roller is being rotated. During execution of the first operation, a tip portion of the lead wire is peeled from a glass substrate. Thereafter, in the second operation, grasping operation is executed in which the tip portion of the lead wire peeled from the glass substrate is grasped by a grasping mechanism.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: February 15, 2022
    Assignee: Toshiba Mitsubishi-Electric Industrial Systems Corporation
    Inventors: Akihiro Ichinose, Yoshihito Yamada
  • Patent number: 11239059
    Abstract: The present invention has features (1) to (3). The feature (1) is that “an active gas generation electrode group is formed in such a manner that a ground side electrode component supports a high-voltage side electrode component”. The feature (2) is that “stepped parts are provided in a discharge space outside region of a dielectric electrode in the high-voltage side electrode component, and project downward, and by a formation height of these stepped parts, the gap length of a discharge space is defined”. The feature (3) is that “the high-voltage side electrode component and the ground side electrode component are formed to have the thickness of a discharge space formation region relatively thin and the thickness of a discharge space outside region relatively thick”.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: February 1, 2022
    Assignee: TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATION
    Inventors: Kensuke Watanabe, Shinichi Nishimura, Ren Arita, Yoshihito Yamada, Yoichiro Tabata
  • Publication number: 20220002112
    Abstract: A lead wire storage mechanism stores most of a lead wire such that the lead wire can be taken out from a tip end portion. A tension adjusting mechanism including a dancer roller and two lifting and lowering guide rollers is formed with a partial space that is to be a part of a hand travel space at a time of a preparation state. A lead wire guide mechanism including an opening and closing lead guide is formed with a partial space that is to be a part of the hand travel space at the time of the preparation state. A lead wire grasping and moving mechanism can execute a grasping operation for grasping a tip end portion of the lead wire with a grasping part, and a grasping part moving operation for moving the grasping part through the hand travel space.
    Type: Application
    Filed: July 31, 2019
    Publication date: January 6, 2022
    Applicant: Toshiba Mitsubishi-Electric Industrial Systems Corporation
    Inventors: Akihiro ICHINOSE, Yoshihito YAMADA
  • Patent number: 11214017
    Abstract: An ultrasonic vibration welding apparatus includes an air cylinder that is coupled to an ultrasonic welding head unit and executes a pressurizing operation of pressurizing on the ultrasonic welding head unit, and a lifting-lowering servomotor that executes a lifting-lowering operation including a lowering operation of lowering the ultrasonic welding head unit and the air cylinder at once, as components separate from each other.
    Type: Grant
    Filed: September 20, 2018
    Date of Patent: January 4, 2022
    Assignee: TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATION
    Inventors: Yoshihito Yamada, Akihiro Ichinose
  • Patent number: 11157226
    Abstract: A control apparatus that controls a robot having a movable unit, includes a display control unit that changes a display form of a virtual wall displayed on a display unit transmitting visible light based on a distance between the virtual wall on a real space and the movable unit and a velocity of the movable unit.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: October 26, 2021
    Inventors: Yoshihito Yamada, Hiroki Adachi
  • Publication number: 20210262919
    Abstract: First and second operations are executed under control of a peeling inspection control apparatus functioning as a peeling and grasping control unit. In the first operation, a processed surface contact state in which a processed outer peripheral surface of a contact roller and a surface of a lead wire are in contact with each other is maintained, and contact roller rotation operation is executed in which the contact roller is moved on the surface of the lead wire while the contact roller is being rotated. During execution of the first operation, a tip portion of the lead wire is peeled from a glass substrate. Thereafter, in the second operation, grasping operation is executed in which the tip portion of the lead wire peeled from the glass substrate is grasped by a grasping mechanism.
    Type: Application
    Filed: June 28, 2019
    Publication date: August 26, 2021
    Applicant: Toshiba Mitsubishi-Electric Industrial Systems Corporation
    Inventors: Akihiro ICHINOSE, Yoshihito YAMADA
  • Publication number: 20210220940
    Abstract: In an ultrasonic bonding method, three ultrasonic bonding head units are disposed above a bonding target. At this time, initial heights in the three ultrasonic bonding head units are set to different heights from each other. Thereafter, a batch multiple lowering operation by a lifting-lowering servomotor and ultrasonic vibration operations by the three ultrasonic bonding head units are executed. At this time, a lowering speed V6 of the batch multiple lowering operation, an operation time T6 (min) of the ultrasonic vibration operation, and an adjustment gap length ?g among the initial heights are set to satisfy {T6<?g/V6}.
    Type: Application
    Filed: March 13, 2019
    Publication date: July 22, 2021
    Applicant: Toshiba Mitsubishi-Electric Industrial Systems Corporation
    Inventors: Hiroshi KOBAYASHI, Yoshihito YAMADA, Akihiro ICHINOSE
  • Publication number: 20210178577
    Abstract: A control method for a robot system having a robot arm and executing an operation mode of the robot arm having an execution mode in which a motion program is executed and a teaching mode in which the motion program is taught, includes setting an upper limit velocity of a motion velocity of the robot arm to a first velocity when the operation mode is the execution mode, and setting the upper limit velocity to a second velocity lower than the first velocity when the operation mode is the teaching mode.
    Type: Application
    Filed: December 11, 2020
    Publication date: June 17, 2021
    Inventor: Yoshihito YAMADA