Patents by Inventor Masafumi Ooba

Masafumi Ooba 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: 11904483
    Abstract: A work robot system including a conveying apparatus that conveys an object, a robot that performs a predetermined task on a target portion of the object being conveyed by the conveying apparatus, a controller that controls the robot, a sensor that is attached to the robot and successively detects a position, relative to the robot, of the target portion of the object being conveyed by the conveying apparatus, and a force detector that detects a force generated by a contact between the object and a part supported by the robot. When the robot is performing the predetermined task, the controller performs force control based on a detection value of the force detector while controlling the robot by using a detection result of the sensor.
    Type: Grant
    Filed: June 23, 2022
    Date of Patent: February 20, 2024
    Assignee: FANUC CORPORATION
    Inventor: Masafumi Ooba
  • Patent number: 11904478
    Abstract: A simulation device includes an image sensor which captures an image of a real space including an actual robot and a peripheral device arranged at the periphery of the actual robot, an augmented reality display section which displays a virtual robot overlaid on the actual robot shown in the captured image, a workpiece management section which manages a position of a moving workpiece, and a motion control section which controls a motion of the virtual robot on the basis of the position of the workpiece.
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: February 20, 2024
    Assignee: FANUC CORPORATION
    Inventors: Masafumi Ooba, Taiki Katagiri
  • Patent number: 11707842
    Abstract: This robot system includes a sensor system, a robot, and a robot controller, in which the robot controller recognizes a robot coordinate system but does not recognize a sensor coordinate system of the sensor system, and the robot controller creates a conversion matrix for carrying out coordinate conversion in a plane including an X-axis and a Y-axis on sets of position coordinates obtained by the sensor system based on the sets of position coordinates of a plurality of objects or points obtained by the sensor system and sets of position coordinates in an X-axis direction and a Y-axis direction in a robot coordinate system corresponding to the plurality of objects or points.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: July 25, 2023
    Assignee: FANUC CORPORATION
    Inventor: Masafumi Ooba
  • Patent number: 11679944
    Abstract: An article picking system includes a detection device which detects a position of a plurality of articles which are moved, and a control unit, and the control unit performs work data creation processing which creates work data having position data of each of the articles, work data storage processing which stores the plurality of the created work data, region determination processing which determines determination region on the periphery of watching-target work data, which should be paid attention to, among the stored work data, and order determination processing which determines picking order of the articles by using the watching-target work data and the peripheral work data, which are within the determination region.
    Type: Grant
    Filed: August 12, 2019
    Date of Patent: June 20, 2023
    Assignee: FANUC CORPORATION
    Inventor: Masafumi Ooba
  • Patent number: 11679502
    Abstract: To provide a robot control system that performs a process by a robot for a continuously-moving process target or a repeatedly-moving/stopped process target, the robot control system being configured so that even in a case where the robot process cannot be properly performed in the robot control system, disadvantages such as occurrence of damage of equipment can be avoided by sensing of such failure in the robot process. The robot control system includes a robot that performs a process for a process target, a control unit that controls drive of the robot, a first area setting unit that sets a first area where the process is performed for the process target, and a second area setting unit that sets a second area outside the first area such that the robot performs a retraction motion when a working apparatus provided at the robot moves out of the first area and enters the second area while the robot is following the moving process target.
    Type: Grant
    Filed: September 8, 2020
    Date of Patent: June 20, 2023
    Assignee: FANUC CORPORATION
    Inventor: Masafumi Ooba
  • Patent number: 11660757
    Abstract: A robot control system includes: a selector configured to perform a selection of a task object from among a plurality of workpieces by using a first vision sensor; and an operation control section configured to control a robot to perform a task on the task object by using a tool. The selection and the task are executed simultaneously and in parallel, the selector transmits the information of the selected task object to the operation control section before the task, and the operation control section controls the robot based on the transmitted information of the task object.
    Type: Grant
    Filed: July 13, 2020
    Date of Patent: May 30, 2023
    Assignee: FANUC CORPORATION
    Inventor: Masafumi Ooba
  • Patent number: 11623343
    Abstract: The controller includes a program storage that stores programs specifying a plurality of operations associated with at least one operable unit; a program executor that executes the programs; an operation executor that causes the operable unit to operate according to the programs; and an operable unit manager that manages control of the programs. When a program is called from one of the programs, the operable unit manager obtains control of a group associated with the operable unit and specified in the called program, and releases control of a group other than the group associated with the operable unit and specified in the called program.
    Type: Grant
    Filed: November 6, 2020
    Date of Patent: April 11, 2023
    Assignee: FANUC CORPORATION
    Inventor: Masafumi Ooba
  • Patent number: 11584011
    Abstract: A robot control system includes a relative relationship calculating section configured to calculate a relative relationship between a first member and a second member at least at one of a plurality of points based on data acquired by a vision sensor, a contact point determination section configured to determine a contact point between the first member and the second member based on the calculated relative relationship, a control point setting section configured to set a control point based on the determined contact point, and a fitting control section configured to control fitting of the plurality of points based on the set control point.
    Type: Grant
    Filed: July 13, 2020
    Date of Patent: February 21, 2023
    Assignee: FANUC CORPORATION
    Inventor: Masafumi Ooba
  • Patent number: 11565422
    Abstract: A controller of the robot apparatus performs approaching control for making a second workpiece approach a first workpiece and position adjustment control for adjusting a position of the second workpiece with respect to a position of the first workpiece. The approaching control includes control for calculating a movement direction and a movement amount of a position of the robot based on an image captured by a first camera, and making the second workpiece approach the first workpiece. The position adjustment control includes control for calculating a movement direction and a movement amount of a position of the robot based on an image captured by the first camera and an image captured by the second camera, and precisely adjusting a position of the first workpiece with respect to the second workpiece.
    Type: Grant
    Filed: July 19, 2020
    Date of Patent: January 31, 2023
    Assignee: FANUC CORPORATION
    Inventor: Masafumi Ooba
  • Patent number: 11565410
    Abstract: A robot task system includes: a robot; a transfer device configured to be driven to transfer a plurality of workpieces thereon by a specific distance at a time, the plurality of workpieces being placed within the specific distance; a driving management unit configured to manage a driving distance and a driving start timing of the transfer device for driving the transfer device each time; a task position generation unit configured to generate a plurality of task positions at the driving start timing managed by the driving management unit, the plurality of task positions being positions for the robot to execute a predetermined task on the plurality of workpieces; a task unit configured to update, according to the driving of the transfer device, the plurality of task positions generated by the task position generation unit and generate a task command to cause the robot to execute the predetermined task on the plurality of workpieces while following the plurality of workpieces; and a control unit configured to co
    Type: Grant
    Filed: November 6, 2020
    Date of Patent: January 31, 2023
    Assignee: FANUC CORPORATION
    Inventor: Masafumi Ooba
  • Patent number: 11538201
    Abstract: A display device includes an augmented reality display part that displays a virtual robot that operates in accordance with a predetermined program together with objects in real space, a position detection part that detects the position of a work target in real space by measuring a distance to the work target from the augmented reality display part, and a control part that causes the virtual robot displayed on the augmented reality display part to operate based on the position of the work target detected by the position detection part to perform predetermined work on the work target.
    Type: Grant
    Filed: November 6, 2020
    Date of Patent: December 27, 2022
    Assignee: FANUC CORPORATION
    Inventors: Masafumi Ooba, Wataru Miyazaki
  • Publication number: 20220324118
    Abstract: A work robot system including a conveying apparatus that conveys an object, a robot that performs a predetermined task on a target portion of the object being conveyed by the conveying apparatus, a controller that controls the robot, a sensor that is attached to the robot and successively detects a position, relative to the robot, of the target portion of the object being conveyed by the conveying apparatus, and a force detector that detects a force generated by a contact between the object and a part supported by the robot. When the robot is performing the predetermined task, the controller performs force control based on a detection value of the force detector while controlling the robot by using a detection result of the sensor.
    Type: Application
    Filed: June 23, 2022
    Publication date: October 13, 2022
    Applicant: FANUC CORPORATION
    Inventor: Masafumi OOBA
  • Patent number: 11407115
    Abstract: A work robot system including a conveying apparatus that conveys an object, a robot that performs a predetermined task on a target portion of the object being conveyed by the conveying apparatus, a controller that controls the robot, a sensor that is attached to the robot and successively detects a position, relative to the robot, of the target portion of the object being conveyed by the conveying apparatus, and a force detector that detects a force generated by a contact between the object and a part supported by the robot. When the robot is performing the predetermined task, the controller performs force control based on a detection value of the force detector while controlling the robot by using a detection result of the sensor.
    Type: Grant
    Filed: January 11, 2019
    Date of Patent: August 9, 2022
    Assignee: FANUC CORPORATION
    Inventor: Masafumi Ooba
  • Patent number: 11400602
    Abstract: The present invention provides a robot system capable of, regardless of the type of the robot, precisely measuring the positional relationship between an AR device and markers, and comparatively easily and with high precision recognizing the position or orientation of the robot with the AR device.
    Type: Grant
    Filed: September 21, 2020
    Date of Patent: August 2, 2022
    Assignee: FANUC CORPORATION
    Inventors: Taiki Katagiri, Masafumi Ooba
  • Patent number: 11328507
    Abstract: A sensing system with a detecting device that is used to detect a position of a target and a controller, where, for display on a display device or projection by a projection apparatus, the controller creates an augmented-reality image that shows: at least one of a setting related to detection of the target using the detecting device, a setting of a moving apparatus, and a setting of a robot that performs work on the target, a position of the target being recognized by the controller, a result of the detection of the target, a work plan of the moving apparatus, a work plan of the robot, a determination result of the controller and a parameter related to the target.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: May 10, 2022
    Assignee: FANUC CORPORATION
    Inventor: Masafumi Ooba
  • Patent number: 11285624
    Abstract: An object detection device detects, when a camera that generates an image representing a target object and the target object do not satisfy a predetermined positional relationship, a position of the target object on the image by inputting the image to a classifier, and detects, when the camera and the target object satisfy the predetermined positional relationship, a position of the target object on the image by comparing, with the image, a template representing a feature of an appearance of the target object when the target object is viewed from a predetermined direction.
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: March 29, 2022
    Assignee: FANUC CORPORATION
    Inventor: Masafumi Ooba
  • Patent number: 11278997
    Abstract: A machine system includes a transport control section which controls transport of a workpiece based on a transport deceleration line provided upstream of an operation limit line of a machine in a direction of travel of the workpiece and a transport acceleration line provided upstream of the transport deceleration line, wherein the transport control section reduces a transport speed of the workpiece when the workpiece passes through the transport deceleration line in an incomplete operation state and increases the transport speed of the workpiece after the operation on the workpiece present between the operation limit line and the transport acceleration line has completed.
    Type: Grant
    Filed: August 13, 2020
    Date of Patent: March 22, 2022
    Assignee: Fanuc Corporation
    Inventors: Masafumi Ooba, Kentaro Koga
  • Patent number: 11281906
    Abstract: A monitor device includes a camera for capturing a motion image of a motion of a robot device and an acceleration sensor for detecting an operational status of the robot device. A storage control unit for a robot controller performs control for storing, in a storage unit, a motion image captured by the camera and attached with a time, and control for storing, in the storage unit, an acceleration acquired from an acceleration sensor and attached with a time. When the operational status of the robot device deviates from a reference operational status, an extraction unit extracts, from the storage unit, a motion image in a period preceding the deviation from the reference operational status and stores the extracted motion image in the storage unit.
    Type: Grant
    Filed: June 10, 2020
    Date of Patent: March 22, 2022
    Assignee: FANUC CORPORATION
    Inventor: Masafumi Ooba
  • Patent number: 11230005
    Abstract: A robot includes an arm, one or more visual sensors provided on the arm, a storage unit that stores a first feature value regarding at least a position and an orientation of a following target, the first feature value being stored as target data for causing the visual sensors provided on the arm to follow the following target, a feature value detection unit that detects a second feature value regarding at least a current position and a current orientation of the following target, the second feature value being detected using an image obtained by the visual sensors, a movement amount calculation unit that calculates a movement command for the arm based on a difference between the second feature value and the first feature value, and a movement command unit that moves the arm based on the movement command.
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: January 25, 2022
    Assignee: FANUC CORPORATION
    Inventor: Masafumi Ooba
  • Patent number: 11173603
    Abstract: This robot system includes a sensor which obtains data for detecting at least a position of an object which is being moved, a robot at which a tool is attached, and which performs a predetermined operation for the object by means of the tool, and a controller which controls a tool moving device which moves the tool with respect to the robot, the tool, or an arm member which is located at a distal end side of an arm of the robot with a tool control cycle which is shorter than a control cycle of the robot.
    Type: Grant
    Filed: May 17, 2019
    Date of Patent: November 16, 2021
    Assignee: FANUC CORPORATION
    Inventor: Masafumi Ooba