Patents by Inventor Takashi Nammoto

Takashi Nammoto 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: 11298828
    Abstract: Disclosed is a calibration device including: a position information acquiring unit (101) for acquiring position information showing the position and the posture of control target equipment; a force information acquiring unit (102) for acquiring information about a force applied to the control target equipment from a detection result of a force sensor (5) disposed in the control target equipment; a first estimating unit (104) for estimating the force applied to the control target equipment from the acquired position information by using a physical model, to acquire estimated force information; and a second estimating unit (105) for estimating a linear or nonlinear model on the basis of the acquired position information, the acquired force information, and the acquired estimated force information.
    Type: Grant
    Filed: April 10, 2020
    Date of Patent: April 12, 2022
    Assignee: Mitsubishi Electric Corporation
    Inventors: Takashi Nammoto, Koji Shiratsuchi
  • Publication number: 20220017106
    Abstract: A moving object control device includes: a moving object position acquiring unit acquiring moving object position information indicating a position of a moving object; a target position acquiring unit acquiring target position information indicating a target position to which the moving object is caused to travel; and a control generating unit generating a control signal indicating a control content for causing the moving object to travel toward the target position on a basis of model information indicating a model that is trained using a calculation formula for calculating a reward including a term for calculating a reward by evaluating whether or not the moving object is traveling along a reference route by referring to reference route information indicating the reference route, the moving object position information acquired by the moving object position acquiring unit, and the target position information acquired by the target position acquiring unit.
    Type: Application
    Filed: December 26, 2018
    Publication date: January 20, 2022
    Applicant: Mitsubishi Electric Corporation
    Inventors: Kei OTA, Takashi NAMMOTO
  • Publication number: 20210254851
    Abstract: An air conditioning control device includes: an acquisition unit that acquires air conditioning data acquired by an air conditioner, and a start time of the air conditioner predicted by inputting the air conditioning data into a machine learning model; an augmentation unit that generates augmented data by referring to the air conditioning data and the start time acquired by the acquisition unit; and an update unit that updates the machine learning model, by referring to the air conditioning data and the start time acquired by the acquisition unit as well as the augmented data generated by the augmentation unit.
    Type: Application
    Filed: May 4, 2021
    Publication date: August 19, 2021
    Applicant: Mitsubishi Electric Corporation
    Inventors: Naoki TAGUCHI, Toshisada MARIYAMA, Takashi NAMMOTO, Yasushi SATO
  • Patent number: 11040451
    Abstract: A teaching device includes an image acquisition unit which acquires an image including a manipulation target object which is linked to operations of an arm of a robot and a teaching position of the manipulation target object, a movement control unit which controls the arm to move the manipulation target object in the image to the teaching position, and a teaching information acquisition unit which acquires a state of the arm in a state in which the manipulation target object in the image is present at the teaching position as teaching information.
    Type: Grant
    Filed: March 26, 2018
    Date of Patent: June 22, 2021
    Inventors: Satoshi Shiraishi, Takashi Nammoto
  • Patent number: 10828782
    Abstract: A robot system includes an arm with a plurality of joints, the arm being configured to assume a first position and a second position, an end effector attached to the arm, the end effector having a specific position, and a force detector configured to detect a force or a torque applied to or generated by the arm or the end effector, and a robot control apparatus configured to receive an output value from the force detector to change the arm from the first position to the second position while the end effector remains in the specific position, and store the second position of the arm in a memory so as to relate the second position of the arm with the specific position of the end effector.
    Type: Grant
    Filed: July 30, 2019
    Date of Patent: November 10, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Takahiko Noda, Takashi Nammoto
  • Publication number: 20200238526
    Abstract: Disclosed is a calibration device including: a position information acquiring unit (101) for acquiring position information showing the position and the posture of control target equipment; a force information acquiring unit (102) for acquiring information about a force applied to the control target equipment from a detection result of a force sensor (5) disposed in the control target equipment; a first estimating unit (104) for estimating the force applied to the control target equipment from the acquired position information by using a physical model, to acquire estimated force information; and a second estimating unit (105) for estimating a linear or nonlinear model on the basis of the acquired position information, the acquired force information, and the acquired estimated force information.
    Type: Application
    Filed: April 10, 2020
    Publication date: July 30, 2020
    Applicant: Mitsubishi Electric Corporation
    Inventors: Takashi NAMMOTO, Koji SHIRATSUCHI
  • Patent number: 10589424
    Abstract: A robot control device calculates an evaluation value, based on a partial point cloud included in a plurality of areas corresponding to a gripping unit of a robot for gripping a target object, of a three-dimensional point cloud representing a three-dimensional shape of a surface of the target object. The robot control device calculates a position and an attitude of the gripping unit taken when the gripping unit is made to grip the target object, based on the calculated evaluation value. The robot control device causes the gripping unit to grip the target object, based on the position and the attitude of the gripping unit thus calculated.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: March 17, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Takashi Nammoto, Kazuhiro Kosuge, Kengo Yamaguchi
  • Publication number: 20190351556
    Abstract: A robot system includes an arm with a plurality of joints, the arm being configured to assume a first position and a second position, an end effector attached to the arm, the end effector having a specific position, and a force detector configured to detect a force or a torque applied to or generated by the arm or the end effector, and a robot control apparatus configured to receive an output value from the force detector to change the arm from the first position to the second position while the end effector remains in the specific position, and store the second position of the arm in a memory so as to relate the second position of the arm with the specific position of the end effector.
    Type: Application
    Filed: July 30, 2019
    Publication date: November 21, 2019
    Inventors: Takahiko NODA, Takashi NAMMOTO
  • Patent number: 10406692
    Abstract: A robot system includes an arm with a plurality of joints, the arm being configured to assume a first position and a second position, an end effector attached to the arm, the end effector having a specific position, and a force detector configured to detect a force or a torque applied to or generated by the arm or the end effector, and a robot control apparatus configured to receive an output value from the force detector to change the arm from the first position to the second position while the end effector remains in the specific position, and store the second position of the arm in a memory so as to relate the second position of the arm with the specific position of the end effector.
    Type: Grant
    Filed: October 4, 2016
    Date of Patent: September 10, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Takahiko Noda, Takashi Nammoto
  • Patent number: 10329042
    Abstract: For accurate housing of an object to be packed even in an unfixed box body, a packing apparatus includes a movable unit and a force detection part provided in the movable unit and houses an object to be packed in a box body formed from a packing material based on an output value of the force detection part.
    Type: Grant
    Filed: March 14, 2016
    Date of Patent: June 25, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Takashi Nammoto, Kazuhiro Kosuge, Tomoki Harada, Koichi Hashimoto, Kengo Yamaguchi
  • Publication number: 20180281197
    Abstract: A teaching device includes an image acquisition unit which acquires an image including a manipulation target object which is linked to operations of an arm of a robot and a teaching position of the manipulation target object, a movement control unit which controls the arm to move the manipulation target object in the image to the teaching position, and a teaching information acquisition unit which acquires a state of the arm in a state in which the manipulation target object in the image is present at the teaching position as teaching information.
    Type: Application
    Filed: March 26, 2018
    Publication date: October 4, 2018
    Inventors: Satoshi SHIRAISHI, Takashi NAMMOTO
  • Patent number: 10052767
    Abstract: A robot, wherein the robot operates on the basis of a picked-up image of at least a part of a work space of the robot picked up by an image pickup section, and a transparent member is disposed between the robot and the work space of the robot.
    Type: Grant
    Filed: June 16, 2016
    Date of Patent: August 21, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Kenichi Maruyama, Takashi Nammoto, Tomoki Harada
  • Publication number: 20180085923
    Abstract: A robot control device calculates an evaluation value, based on a partial point cloud included in a plurality of areas corresponding to a gripping unit of a robot for gripping a target object, of a three-dimensional point cloud representing a three-dimensional shape of a surface of the target object. The robot control device calculates a position and an attitude of the gripping unit taken when the gripping unit is made to grip the target object, based on the calculated evaluation value. The robot control device causes the gripping unit to grip the target object, based on the position and the attitude of the gripping unit thus calculated.
    Type: Application
    Filed: September 27, 2017
    Publication date: March 29, 2018
    Inventors: Takashi NAMMOTO, Kazuhiro KOSUGE, Kengo YAMAGUCHI
  • Patent number: 9925668
    Abstract: A robot includes: an arm; and a controller that operates the arm, the controller generating a pathway according to a relative position and a relative orientation of: a first object that moves together with the arm; and a second object and according to a first position of the first object.
    Type: Grant
    Filed: April 7, 2016
    Date of Patent: March 27, 2018
    Assignees: Seiko Epson Corporation, Tohoku University
    Inventors: Takashi Nammoto, Kazuhiro Kosuge, Abhilasha Saksena
  • Patent number: 9908237
    Abstract: A robot includes an arm and a control unit configured to control a motion of the arm using compliant motion control. The control unit changes a parameter value of the compliant motion control depending on a relative position and orientation of a first object moving along with the arm and a second object.
    Type: Grant
    Filed: September 18, 2015
    Date of Patent: March 6, 2018
    Assignees: Seiko Epson Corporation, Tahoku University
    Inventors: Takashi Nammoto, Kazuhiro Kosuge, Abhilasha Saksena
  • Publication number: 20170277167
    Abstract: A robot system comprising, an imaging unit, a robot, and a robot control device that causes the robot to have a plurality of pieces of conversion information which convert first information which represents a position and posture of a target object in an imaging unit coordinate system representing a position and posture on an image captured by the imaging unit to second information representing a position and posture of the target object in a first coordinate system, to select one conversion information, as a target conversion information, out of the plurality of pieces of conversion information, and to perform a predetermined work based on the selected conversion information.
    Type: Application
    Filed: March 21, 2017
    Publication date: September 28, 2017
    Inventors: Takahiko NODA, Takashi NAMMOTO
  • Patent number: 9656388
    Abstract: Provided is a robot including a hand and a control unit that operates the hand. The control unit rotates a first object around a predetermined position of the first object with the hand and moves the first object with respect to a second object, based on a captured image including the hand and the first object.
    Type: Grant
    Filed: March 3, 2015
    Date of Patent: May 23, 2017
    Assignees: Seiko Epson Corporation, Tohoku University
    Inventors: Takashi Nammoto, Kazuhiro Kosuge, Koichi Hashimoto
  • Publication number: 20170100841
    Abstract: A robot system includes an arm with a plurality of joints, the arm being configured to assume a first position and a second position, an end effector attached to the arm, the end effector having a specific position, and a force detector configured to detect a force or a torque applied to or generated by the arm or the end effector, and a robot control apparatus configured to receive an output value from the force detector to change the arm from the first position to the second position while the end effector remains in the specific position, and store the second position of the arm in a memory so as to relate the second position of the arm with the specific position of the end effector.
    Type: Application
    Filed: October 4, 2016
    Publication date: April 13, 2017
    Inventors: Takahiko Noda, Takashi Nammoto
  • Patent number: 9539728
    Abstract: A robot hand includes a finger unit that includes a first knuckle section that is supported to a predetermined base section and a second knuckle section that is supported to the first knuckle section; a drive section that includes a male screw that is rotatable around a predetermined screw axis by a predetermined drive source and a female screw that is screw-coupled with the male screw and moves in an axial direction of the screw axis according to rotation of the male screw, in which the female screw and the first knuckle section are connected to each other so that the first knuckle section moves in association with movement of the female screw; and a link section that connects the first knuckle section and the second knuckle section so that the second knuckle section moves in association with movement of the first knuckle section.
    Type: Grant
    Filed: September 25, 2013
    Date of Patent: January 10, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Takashi Nammoto, Kazuhiro Kosuge, Kengo Yamaguchi, Kosuke Hara
  • Patent number: RE47553
    Abstract: Provided is a robot including a hand and a control unit that operates the hand. The control unit rotates a first object around a predetermined position of the first object with the hand and moves the first object with respect to a second object, based on a captured image including the hand and the first object.
    Type: Grant
    Filed: April 20, 2018
    Date of Patent: August 6, 2019
    Assignees: Seiko Epson Corporation, Tohoku University
    Inventors: Takashi Nammoto, Kazuhiro Kosuge, Koichi Hashimoto