Patents by Inventor Yoshiaki Sakakura

Yoshiaki Sakakura 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: 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: 11923206
    Abstract: An object is to provide a display device with excellent display characteristics, where a pixel circuit and a driver circuit provided over one substrate are formed using transistors which have different structures corresponding to characteristics of the respective circuits. The driver circuit portion includes a driver circuit transistor in which a gate electrode layer, a source electrode layer, and a drain electrode layer are formed using a metal film, and a channel layer is formed using an oxide semiconductor. The pixel portion includes a pixel transistor in which a gate electrode layer, a source electrode layer, and a drain electrode layer are formed using an oxide conductor, and a semiconductor layer is formed using an oxide semiconductor. The pixel transistor is formed using a light-transmitting material, and thus, a display device with higher aperture ratio can be manufactured.
    Type: Grant
    Filed: November 18, 2022
    Date of Patent: March 5, 2024
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Junichiro Sakata, Masashi Tsubuku, Kengo Akimoto, Miyuki Hosoba, Masayuki Sakakura, Yoshiaki Oikawa
  • Patent number: 11885695
    Abstract: A sensor includes a sensor electrode layer including a capacitive sensing unit, a first reference electrode layer provided to face a first surface of the sensor electrode layer, and a first elastic layer that is provided between the first reference electrode layer and the sensor electrode layer, and is configured to be elastically deformed by shear force added in an in-plane direction. At least one of the first reference electrode layer or the first elastic layer includes a first probe portion that is displaced in an in-plane direction in accordance with elastic deformation of the first elastic layer, and changes an electrostatic capacitance of the sensing unit.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: January 30, 2024
    Assignee: Sony Corporation
    Inventors: Tomoko Katsuhara, Yoshiaki Sakakura, Manami Miyawaki
  • 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
  • Patent number: 11725992
    Abstract: A sensor includes a capacitive sensor electrode layer, a reference electrode layer, and an elastic layer provided between the sensor electrode layer and the reference electrode layer. A thickness of the elastic layer is 100 ?m or less, and a weight per unit area of the elastic layer is less than 3 mg/cm2.
    Type: Grant
    Filed: December 28, 2018
    Date of Patent: August 15, 2023
    Assignee: SONY CORPORATION
    Inventors: Ken Kobayashi, Akira Ebisui, Yoshiaki Sakakura, Tomoko Katsuhara, Hayato Hasegawa, Manami Miyawaki
  • Patent number: 11592941
    Abstract: Electronic equipment includes a pressed body as either a housing or a display, a pressure-sensitive sensor, a support configured to support the pressure-sensitive sensor such that the pressure-sensitive sensor is opposed to the pressed body, and a filler provided between the pressed body and the pressure-sensitive sensor. The filler has a thickness that changes with distance between the pressed body and the pressure-sensitive sensor.
    Type: Grant
    Filed: March 6, 2019
    Date of Patent: February 28, 2023
    Assignee: SONY CORPORATION
    Inventors: Akira Ebisui, Ken Kobayashi, Hayato Hasegawa, Yoshiaki Sakakura, Manami Miyawaki
  • 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: 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: 20220390303
    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: Application
    Filed: June 10, 2022
    Publication date: December 8, 2022
    Applicant: SONY GROUP CORPORATION
    Inventors: Tomoko KATSUHARA, Akira EBISUI, Taizo NISHIMURA, Ken KOBAYASHI, Tetsuro GOTO, Yoshiaki SAKAKURA, Kei TSUKAMOTO, Hayato HASEGAWA, Manami MIYAWAKI
  • Patent number: 11481080
    Abstract: A sensor device according to an embodiment of the present disclosure includes a plurality of detection electrode sections of a capacitive type, a reference electrode layer disposed at a position that faces each of the detection electrode sections, and a pressing transmission layer that causes locations, of the reference electrode layer, that face the respective detection electrode sections to be deformed locally in response to pressing performed from outside.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: October 25, 2022
    Assignee: SONY GROUP CORPORATION
    Inventors: Ken Kobayashi, Kei Tsukamoto, Yoshiaki Sakakura, Akira Ebisui
  • Patent number: 11402283
    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: September 14, 2017
    Date of Patent: August 2, 2022
    Assignee: SONY CORPORATION
    Inventors: Tomoko Katsuhara, Akira Ebisui, Taizo Nishimura, Ken Kobayashi, Tetsuro Goto, Yoshiaki Sakakura, Kei Tsukamoto, Hayato Hasegawa, Manami Miyawaki
  • Patent number: 11397499
    Abstract: [Object] To provide a technology such as a pressure-sensitive sensor that can sufficiently ensure tolerances. [Solving Means] A pressure-sensitive sensor according to the present technology includes a sensor section, a clearance layer, and a push-in layer. The sensor section includes a sensor electrode layer, a first reference electrode layer, and a first deformable layer that is situated between the sensor electrode layer and the first reference electrode layer. The clearance layer is situated outside of the sensor section to face the first reference electrode layer. The push-in layer is situated between the first reference electrode layer and the clearance layer, and pushes the first reference electrode layer toward the sensor electrode layer in response to an external force to deform the first deformable layer.
    Type: Grant
    Filed: November 28, 2019
    Date of Patent: July 26, 2022
    Assignee: SONY GROUP CORPORATION
    Inventors: Akira Ebisui, Ken Kobayashi, Yoshiaki Sakakura, Hayato Hasegawa, Manami Miyawaki
  • Publication number: 20220066598
    Abstract: A sensor device according to an embodiment of the present disclosure includes a plurality of detection electrode sections of a capacitive type, a reference electrode layer disposed at a position that faces each of the detection electrode sections, and a pressing transmission layer that causes locations, of the reference electrode layer, that face the respective detection electrode sections to be deformed locally in response to pressing performed from outside.
    Type: Application
    Filed: December 5, 2019
    Publication date: March 3, 2022
    Inventors: KEN KOBAYASHI, KEI TSUKAMOTO, YOSHIAKI SAKAKURA, AKIRA EBISUI
  • Publication number: 20220034728
    Abstract: A sensor includes a sensor electrode layer including a capacitive sensing unit, a first reference electrode layer provided to face a first surface of the sensor electrode layer, and a first elastic layer that is provided between the first reference electrode layer and the sensor electrode layer, and is configured to be elastically deformed by shear force added in an in-plane direction. At least one of the first reference electrode layer or the first elastic layer includes a first probe portion that is displaced in an in-plane direction in accordance with elastic deformation of the first elastic layer, and changes an electrostatic capacitance of the sensing unit.
    Type: Application
    Filed: October 3, 2019
    Publication date: February 3, 2022
    Inventors: Tomoko KATSUHARA, Yoshiaki SAKAKURA, Manami MIYAWAKI
  • Publication number: 20220027017
    Abstract: [Object] To provide a technology such as a pressure-sensitive sensor that can sufficiently ensure tolerances. [Solving Means] A pressure-sensitive sensor according to the present technology includes a sensor section, a clearance layer, and a push-in layer. The sensor section includes a sensor electrode layer, a first reference electrode layer, and a first deformable layer that is situated between the sensor electrode layer and the first reference electrode layer. The clearance layer is situated outside of the sensor section to face the first reference electrode layer. The push-in layer is situated between the first reference electrode layer and the clearance layer, and pushes the first reference electrode layer toward the sensor electrode layer in response to an external force to deform the first deformable layer.
    Type: Application
    Filed: November 28, 2019
    Publication date: January 27, 2022
    Inventors: AKIRA EBISUI, KEN KOBAYASHI, YOSHIAKI SAKAKURA, HAYATO HASEGAWA, MANAMI MIYAWAKI
  • Publication number: 20210181897
    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: Application
    Filed: September 14, 2017
    Publication date: June 17, 2021
    Applicant: SONY CORPORATION
    Inventors: Tomoko KATSUHARA, Akira EBISUI, Taizo NISHIMURA, Ken KOBAYASHI, Tetsuro GOTO, Yoshiaki SAKAKURA, Kei TSUKAMOTO, Hayato HASEGAWA, Manami MIYAWAKI
  • Publication number: 20210041973
    Abstract: Electronic equipment includes a pressed body as either a housing or a display, a pressure-sensitive sensor, a support configured to support the pressure-sensitive sensor such that the pressure-sensitive sensor is opposed to the pressed body, and a filler provided between the pressed body and the pressure-sensitive sensor. The filler has a thickness that changes with distance between the pressed body and the pressure-sensitive sensor.
    Type: Application
    Filed: March 6, 2019
    Publication date: February 11, 2021
    Inventors: AKIRA EBISUI, KEN KOBAYASHI, HAYATO HASEGAWA, YOSHIAKI SAKAKURA, MANAMI MIYAWAKI
  • Publication number: 20200348191
    Abstract: A sensor includes a capacitive sensor electrode layer, a reference electrode layer, and an elastic layer provided between the sensor electrode layer and the reference electrode layer. A thickness of the elastic layer is 100 ?m or less, and a weight per unit area of the elastic layer is less than 3 mg/cm2.
    Type: Application
    Filed: December 28, 2018
    Publication date: November 5, 2020
    Inventors: KEN KOBAYASHI, AKIRA EBISUI, YOSHIAKI SAKAKURA, TOMOKO KATSUHARA, HAYATO HASEGAWA, MANAMI MIYAWAKI
  • Patent number: 10627297
    Abstract: A sensor includes a base layer and a pressing unit protruding with respect to the base layer. The pressing unit includes a first structure unit and a hollow second structure unit disposed on the first structure unit and having a bottom side opened. The second structure unit has a shape portion on a surface facing the base layer.
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: April 21, 2020
    Assignee: SONY CORPORATION
    Inventors: Akira Ebisui, Hiroshi Mizuno, Tomoko Katsuhara, Taizo Nishimura, Yoshiaki Sakakura, Toshio Kano, Toshiyuki Onodera, Takeshi Takahashi, Toru Takahashi, Tatsuo Suzuki