Patents by Inventor Kei Tsukamoto

Kei Tsukamoto 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: 20250128425
    Abstract: A robot apparatus according to an embodiment of the present technology includes a hand part, a plurality of sensor parts, and a control apparatus. The hand part with a plurality of finger parts is capable of holding a workpiece. The plurality of sensor parts is respectively provided to the plurality of finger parts. The plurality of sensor parts respectively has first detection regions capable of detecting pressure components parallel to a first axis direction which is a holding direction for the workpiece and second detection regions capable of detecting pressure components parallel to a second axis direction intersecting with the first axis direction. The control apparatus is configured to generate a control command for controlling the hand part on the basis of outputs from the plurality of sensor parts.
    Type: Application
    Filed: March 3, 2022
    Publication date: April 24, 2025
    Inventors: TETSURO GOTO, KEN KOBAYASHI, HAYATO HASEGAWA, YOSHIAKI SAKAKURA, MANAMI MIYAWAKI, KEI TSUKAMOTO
  • Publication number: 20240300093
    Abstract: A sensor device according to an embodiment of the present disclosure includes a first pressure distribution sensor disposed in contact with a first support, and a second pressure distribution sensor disposed in contact with a second support. A center position of a pressure distribution to be detected due to gripping of an object-to-be-gripped based on when the object-to-be-gripped in a placed state is gripped by the first support and the second support is set to a first center position. In addition, a center position of a pressure distribution to be detected due to gripping of the object-to-be-gripped based on when the object-to-be-gripped is gripped and lifted by the first support and the second support is set to a second center position. In this case, respective shift amounts of the first pressure distribution sensor and second pressure distribution sensor are different from each other. Each of the shift amounts is a difference between the first center position and the second center position.
    Type: Application
    Filed: January 24, 2022
    Publication date: September 12, 2024
    Inventors: KEN KOBAYASHI, YOSHIAKI SAKAKURA, KEI TSUKAMOTO, TETSURO GOTO
  • Patent number: 12078564
    Abstract: A three-axis sensor includes: a first detection layer having a first surface, and a second surface on side opposite to the first surface, and including a first sensing section of a capacitive type; a second detection layer having a first surface opposed to the second surface of the first detection laver, and including a second sensing section of the capacitive type; a first electrically conductive layer provided to be opposed to the first surface of the first detection layer; a second electrically conductive layer provided between the first detection layer and the second detection layer; a separation layer provided between the first detection layer and the second electrically conductive layer to separate the first detection layer and the second electrically conductive layer from each other; a first deformation layer that is provided between the first electrically conductive layer and the first detection layer, and is elastically deformed in accordance with pressure acting in a thickness direction of a sensor;
    Type: Grant
    Filed: November 17, 2020
    Date of Patent: September 3, 2024
    Assignee: Sony Group Corporation
    Inventors: Kei Tsukamoto, Ken Kobayashi, Tetsuro Goto, Yoshiaki Sakakura
  • Patent number: 12078561
    Abstract: An optical sensor according to an embodiment of the present disclosure includes a light emitting substrate and a circuit board. The light emitting substrate includes a light emitting device. The circuit board is provided at a position opposing the light emitting device. The circuit board includes a light transmitting section and one or multiple light receiving devices. The light transmitting section transmits light of the light emitting device. The one or multiple light receiving devices receive light reflected by a reflective layer of the light of the light emitting device exiting through the light transmitting section. For example, the one or multiple light receiving devices are formed on a first major surface of the circuit board. For example, the light emitting substrate is disposed at a position opposing a second major surface, of the circuit board, on an opposite side to the first major surface, and is stacked on the circuit board with a first bump interposed therebetween.
    Type: Grant
    Filed: October 12, 2020
    Date of Patent: September 3, 2024
    Assignees: Sony Group Corporation, Sony Semiconductor Solutions Corporation
    Inventors: Tomoko Katsuhara, Hiizu Ohtorii, Kei Tsukamoto
  • Publication number: 20240269829
    Abstract: A robot apparatus according to an embodiment of the present technology includes a hand portion, an elastically deformable sensor portion, and a control device. The hand portion includes at least two finger portions each having a holding surface capable of holding a workpiece. The sensor portion is disposed on the holding surface of at least one finger portion of the two finger portions and includes a plurality of detection elements that detects a pressure acting on the holding surface. The control device includes a signal generation section capable of generating a hold command to cause the hand portion to hold the workpiece with a predetermined holding force and capable of correcting the holding force on the basis of an output of the sensor portion and a duration of an operation of holding the workpiece.
    Type: Application
    Filed: February 17, 2022
    Publication date: August 15, 2024
    Applicant: SONY GROUP CORPORATION
    Inventors: Tetsuro GOTO, Takehiro MISONOU, Ken KOBAYASHI, Hayato HASEGAWA, Yoshiaki SAKAKURA, Manami MIYAWAKI, Kei TSUKAMOTO
  • Publication number: 20240227176
    Abstract: To perform control for stably gripping a workpiece. Provided is a robot system including: a robot; and a control device that controls a robot, the robot including an actuator unit and an end effector provided at a distal end of the actuator unit, the end effector including a three-axis sensor configured to be capable of detecting a gripping force of the end effector and a shear force acting on a gripping surface of the end effector, and the control device controlling the gripping force of the end effector on the basis of a friction coefficient prescribed in advance and the shear force detected by the three-axis sensor.
    Type: Application
    Filed: March 15, 2022
    Publication date: July 11, 2024
    Inventors: KEN KOBAYASHI, YOSHIAKI SAKAKURA, KEI TSUKAMOTO, TETSURO GOTO, MANAMI MIYAWAKI, HAYATO HASEGAWA
  • Publication number: 20240227201
    Abstract: A robot capable of performing precise work is provided. The robot includes an actuator unit and an end effector provided at a tip of the actuator unit. The end effector includes a first sensor capable of detecting a pressure distribution in a contact region coming into contact with a workpiece, and a second sensor capable of detecting position information of the contact region.
    Type: Application
    Filed: February 28, 2022
    Publication date: July 11, 2024
    Inventors: KEI TSUKAMOTO, SATOKO NAGAKARI, YOSHIAKI SAKAKURA, KEN KOBAYASHI, TETSURO GOTO
  • Publication number: 20240174982
    Abstract: A method of producing three-dimensional cellular tissues includes: obtaining a stromal cell-containing mixture containing stromal cells, a cationic substance, an extracellular matrix component and a polyelectrolyte, or a stromal cell-containing mixture containing stromal cells, a cationic substance and a fragmented extracellular matrix component; gelling the stromal cell-containing mixture to obtain a first gel composition containing stromal cells; obtaining a target cell-containing mixture containing target cells, a cationic substance, an extracellular matrix component and a polyelectrolyte, or a target cell-containing mixture containing target cells, a cationic substance and a fragmented extracellular matrix component; placing the target cell-containing mixture in contact with the first gel composition; gelling the target cell-containing mixture to obtain a second gel composition containing target cells; and incubating the first gel composition and the second gel composition to obtain three-dimensional cell
    Type: Application
    Filed: February 9, 2024
    Publication date: May 30, 2024
    Applicant: TOPPAN Inc.
    Inventors: Shiro KITANO, Kei TSUKAMOTO, Yuma YOKOKAWA
  • Publication number: 20240131724
    Abstract: A robot capable of performing precise work is provided. The robot includes an actuator unit and an end effector provided at a tip of the actuator unit. The end effector includes a first sensor capable of detecting a pressure distribution in a contact region coming into contact with a workpiece, and a second sensor capable of detecting position information of the contact region.
    Type: Application
    Filed: February 28, 2022
    Publication date: April 25, 2024
    Inventors: KEI TSUKAMOTO, SATOKO NAGAKARI, YOSHIAKI SAKAKURA, KEN KOBAYASHI, TETSURO GOTO
  • Patent number: 11966550
    Abstract: A sensor module includes a sensor that includes a first sensor layer of a capacitance type including a plurality of first detection units arranged two-dimensionally and a second sensor layer of a capacitance type including a plurality of second detection units arranged two-dimensionally, the first sensor layer being provided on the second sensor layer, and a control unit that scans the plurality of first detection units and the plurality of second detection units.
    Type: Grant
    Filed: January 29, 2021
    Date of Patent: April 23, 2024
    Assignee: Sony Group Corporation
    Inventors: Tetsuro Goto, Ken Kobayashi, Kei Tsukamoto, Tomoko Katsuhara
  • Patent number: 11867580
    Abstract: An electronic apparatus includes: an exterior body; a pressure-sensitive sensor having a sensing face; and a support supporting the pressure-sensitive sensor such that inner faces the exterior body is opposed to the sensing face.
    Type: Grant
    Filed: June 10, 2022
    Date of Patent: January 9, 2024
    Assignee: SONY GROUP CORPORATION
    Inventors: Tomoko Katsuhara, Akira Ebisui, Taizo Nishimura, Ken Kobayashi, Tetsuro Goto, Yoshiaki Sakakura, Kei Tsukamoto, Hayato Hasegawa, Manami Miyawaki
  • Publication number: 20230408355
    Abstract: A sensor apparatus and a robotic apparatus that can detect a distribution of a shearing force. A sensor apparatus according to an embodiment of the present technology includes a sensor section, a separation layer, and a first viscoelastic body layer. The sensor section includes a first pressure sensor on a front side of the sensor section that faces and a second pressure sensor on a rear side of the sensor section, the sensor section detecting a force applied in an in-plane direction. The separation layer is between the first pressure sensor and the second pressure sensor, and is made of a viscoelastic material that is deformed by a load applied to the first pressure sensor. The first viscoelastic body layer is on a front surface of the first pressure sensor, and is made of a viscoelastic material that is deformable on the first pressure sensor in the in-plane direction.
    Type: Application
    Filed: June 10, 2021
    Publication date: December 21, 2023
    Applicant: SONY GROUP CORPORATION
    Inventors: Ken KOBAYASHI, Kei TSUKAMOTO, Yoshiaki SAKAKURA, Tetsuro GOTO, Akira EBISUI
  • Publication number: 20230323310
    Abstract: The present invention relates to a method for producing a three-dimensional tissue body, including: a step of obtaining a mixture by mixing a cationic substance and a fragmented extracellular matrix component with cells; and a step of culturing the cells after the step of obtaining the mixture.
    Type: Application
    Filed: September 3, 2021
    Publication date: October 12, 2023
    Applicants: TOPPAN INC., OSAKA UNIVERSITY
    Inventors: Tomoko KUNITOMI, Shiro KITANO, Kei TSUKAMOTO, Michiya MATSUSAKI
  • Publication number: 20230287356
    Abstract: A method of producing a three-dimensional cell tissue include obtaining a mixture including cells, a cationic substance, an extracellular matrix component and a polyelectrolyte, gelling the mixture such that a gel composition including the cells, cationic substance, extracellular matrix component and polyelectrolyte is obtained; and incubating the gel composition such that a three-dimensional cell tissue is obtained.
    Type: Application
    Filed: May 18, 2023
    Publication date: September 14, 2023
    Applicant: TOPPAN Inc.
    Inventors: Shiro KITANO, Kei TSUKAMOTO
  • Publication number: 20230203452
    Abstract: A method of producing a conditioned medium for culturing a patient-derived cancer cell, including culturing, in a first medium for 24 hours or longer, a three-dimensional cell tissue including an extracellular matrix component, a polymer electrolyte, and a cell cluster including a fibroblast, and collecting the first medium in which the three-dimensional cell tissue has been cultured as the conditioned medium.
    Type: Application
    Filed: February 21, 2023
    Publication date: June 29, 2023
    Applicant: TOPPAN Inc.
    Inventors: Kei TSUKAMOTO, Shiro KITANO, Tomoko KUNITOMI
  • Publication number: 20230043375
    Abstract: A sensor module includes a sensor that includes a first sensor layer of a capacitance type including a plurality of first detection units arranged two-dimensionally and a second sensor layer of a capacitance type including a plurality of second detection units arranged two-dimensionally, the first sensor layer being provided on the second sensor layer, and a control unit that scans the plurality of first detection units and the plurality of second detection units.
    Type: Application
    Filed: January 29, 2021
    Publication date: February 9, 2023
    Inventors: Tetsuro GOTO, Ken KOBAYASHI, Kei TSUKAMOTO, Tomoko KATSUHARA
  • Publication number: 20230009475
    Abstract: A sensor according to the present technology includes a sensor unit and a separation layer. The sensor unit includes a first pressure sensor on a front side and a second pressure sensor on a rear side that are opposite to each other and detects, on the basis of pressure detection positions in an in-plane direction by the first pressure sensor and the second pressure sensor, a force in the in-plane direction. The separation layer has a gap portion and is interposed between the first pressure sensor and the second pressure sensor.
    Type: Application
    Filed: March 11, 2021
    Publication date: January 12, 2023
    Inventors: Yoshiaki SAKAKURA, Ken KOBAYASHI, Tetsuro GOTO, Kei TSUKAMOTO
  • Publication number: 20230003591
    Abstract: A force sensor module includes multiple force sensors disposed in series. The force sensors each include multiple sensor sections, a support substrate, and an organic member. The multiple sensor sections have respective force detection directions different from each other. The support substrate is separately provided for each of the force sensors and supports the multiple sensor sections. The organic member is provided in common to the force sensors. The organic member fixes the multiple force sensors in series and has a groove at a location corresponding to a gap between two support substrates adjacent to each other. The organic member is flexible.
    Type: Application
    Filed: November 19, 2020
    Publication date: January 5, 2023
    Inventors: Tomoko KATSUHARA, Kei TSUKAMOTO, Hiizu OHTORII
  • Publication number: 20220412825
    Abstract: A three-axis sensor includes: a first detection layer having a first surface, and a second surface on side opposite to the first surface, and including a first sensing section of a capacitive type; a second detection layer having a first surface opposed to the second surface of the first detection laver, and including a second sensing section of the capacitive type; a first electrically conductive layer provided to be opposed to the first surface of the first detection layer; a second electrically conductive layer provided between the first detection layer and the second detection layer; a separation layer provided between the first detection layer and the second electrically conductive layer to separate the first detection layer and the second electrically conductive layer from each other; a first deformation layer that is provided between the first electrically conductive layer and the first detection layer, and is elastically deformed in accordance with pressure acting in a thickness direction of a sensor;
    Type: Application
    Filed: November 17, 2020
    Publication date: December 29, 2022
    Inventors: Kei TSUKAMOTO, Ken KOBAYASHI, Tetsuro GOTO, Yoshiaki SAKAKURA
  • Publication number: 20220397469
    Abstract: An optical sensor according to an embodiment of the present disclosure includes a light emitting substrate and a circuit board. The light emitting substrate includes a light emitting device. The circuit board is provided at a position opposing the light emitting device. The circuit board includes a light transmitting section and one or multiple light receiving devices. The light transmitting section transmits light of the light emitting device. The one or multiple light receiving devices receive light reflected by a reflective layer of the light of the light emitting device exiting through the light transmitting section. For example, the one or multiple light receiving devices are formed on a first major surface of the circuit board. For example, the light emitting substrate is disposed at a position opposing a second major surface, of the circuit board, on an opposite side to the first major surface, and is stacked on the circuit board with a first bump interposed therebetween.
    Type: Application
    Filed: October 12, 2020
    Publication date: December 15, 2022
    Inventors: Tomoko KATSUHARA, Hiizu OHTORII, Kei TSUKAMOTO