Patents by Inventor Manabu NAKAGAWASAI

Manabu NAKAGAWASAI 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: 12211706
    Abstract: A substrate processing device is provided. The substrate processing device includes a processing container including a mounting table, a refrigeration device disposed to have a gap between the mounting table and the refrigeration device, a first elevating device configured to raise or lower the refrigeration device, a refrigerant flow path to supply a refrigerant to the gap, a compression device configured to compress the refrigerant supplied to the refrigerant flow path, and refrigerant transfer pipes connected to both a first connection-fixing unit which is a flow path port of the refrigerant flow path and a second connection-fixing unit fluid-communicating with the compression device. Further, each of the refrigeration transfer pipes extends such that at least a portion of the refrigerant transfer pipe is curved between the first and second connection-fixing units, and each of the refrigerant transfer pipes is placed on a support member at the second connection-fixing unit.
    Type: Grant
    Filed: March 10, 2021
    Date of Patent: January 28, 2025
    Assignee: Tokyo Electron Limited
    Inventors: Manabu Nakagawasai, Satoshi Takeda
  • Patent number: 12167542
    Abstract: There is provided a method for manufacturing a substrate with a sensor in which a sensor is disposed on a plate-shaped substrate. The method comprises: holding the sensor by a magnetic force from a position on an opposite surface of a surface of the plate-shaped substrate on which the sensor is disposed that corresponds to a position where the sensor is fixed; and fixing the sensor to the plate-shaped substrate by curing an adhesive attached to the sensor in a state where the sensor is held by the magnetic force.
    Type: Grant
    Filed: November 8, 2021
    Date of Patent: December 10, 2024
    Assignee: Tokyo Electron Limited
    Inventors: Manabu Nakagawasai, Motoi Yamagata
  • Patent number: 11867458
    Abstract: A temperature sensor, a temperature measuring device comprising the temperature sensor, and a temperature measuring method using the temperature sensor are disclosed. The temperature sensor is disposed at a measurement target having an extremely low temperature and transmits temperature measurement data to a temperature measurement output unit through a lead wire. The temperature sensor includes a housing, an electric resistor disposed in the housing, and a thermal anchor portion disposed inside or outside the housing and connected to the lead wire. Further, the lead wire extending from the thermal anchor portion is connected to the temperature measurement output unit.
    Type: Grant
    Filed: March 10, 2021
    Date of Patent: January 9, 2024
    Assignee: Tokyo Electron Limited
    Inventor: Manabu Nakagawasai
  • Patent number: 11608555
    Abstract: A sputtering apparatus includes a base on which a substrate is mounted, an annular member disposed at an outer periphery of the base to surround a side surface and a backside of the substrate without in contact with the substrate, and an edge cover that covers an outer edge of an upper surface of the substrate mounted on the base. The annular member has a first surface facing the backside of the substrate mounted on the base with a gap, a second surface facing the side surface of the substrate mounted on the base with a gap, and a tapered surface formed at a corner portion between the first surface and the second surface.
    Type: Grant
    Filed: March 11, 2021
    Date of Patent: March 21, 2023
    Assignee: TOKYO ELECTRON LIMITED
    Inventor: Manabu Nakagawasai
  • Patent number: 11605547
    Abstract: A temperature measuring device that measures a temperature of a rotatable stage that holds a substrate, includes: a contact portion provided at a position that does not hinder placing of the substrate on the stage, and a temperature detector having a temperature sensor, and provided at a position separated from the temperature detection contact portion except when measuring a temperature. When measuring the temperature of the stage, the temperature detection contact portion and the temperature detector are relatively moved and brought into contact with each other in a state where the stage is not rotating to detect the temperature of the stage.
    Type: Grant
    Filed: March 16, 2020
    Date of Patent: March 14, 2023
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Manabu Nakagawasai, Naoyuki Suzuki, Shinji Orimoto, Hiroyuki Yokohara
  • Patent number: 11532784
    Abstract: A substrate processing apparatus includes a processing chamber where a substrate support on which a substrate is placed and a target holder configured to hold a target are disposed, a freezing device disposed with a gap with respect to a bottom surface of the substrate support and having a chiller and a cold heat medium laminated on the chiller, and a rotating device configured to rotate the substrate support. The substrate processing apparatus further includes a first elevating device configured to raise and lower the substrate support, a coolant channel formed in the chiller to supply a coolant to the gap, and a cold heat transfer material disposed in the gap and being in contact with the substrate support and the cold heat medium so as to transfer heat therebetween.
    Type: Grant
    Filed: March 5, 2021
    Date of Patent: December 20, 2022
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Manabu Nakagawasai, Koji Maeda, Shinji Orimoto, Motoi Yamagata
  • Patent number: 11417504
    Abstract: A stage device includes a stage configured to hold a target substrate in a vacuum chamber, a cold heat transfer body fixedly disposed below a bottom surface of the stage with a gap between the stage and the cold heat transfer body and cooled to an extremely low temperature by a chiller disposed below the cold heat transfer body, and cooling fluid supplied to the gap to transfer cold heat of the cold heat transfer body to the stage. The stage device further includes a stage support configured to rotatably support the stage and formed in a cylindrical shape to surround an upper part of the cold heat transfer body wherein the stage support has a vacuum insulation structure, and a rotation part configured to support the stage support and rotated by a driving mechanism while being sealed with magnetic fluid.
    Type: Grant
    Filed: October 22, 2019
    Date of Patent: August 16, 2022
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Manabu Nakagawasai, Naoyuki Suzuki, Shinji Orimoto, Hiroyuki Yokohara, Motoi Yamagata, Koji Maeda
  • Publication number: 20220220606
    Abstract: There is provided a method for processing a substrate, comprising: preparing a substrate processing device including a rotatable stage on which a substrate is placed, a frozen heat transfer body fixed on a backside of the stage with a gap interposed therebetween and cooled to an extremely low temperature, a gas supply mechanism configured to supply to the gap a cooling gas for transferring a cold heat of the frozen heat transfer body to the stage, a rotation mechanism configured to rotate the stage, and a processing mechanism configured to process the substrate; preheating the stage such that a temperature of the stage reaches a steady cooling temperature within a fixed range; and after preheating, continuously processing a plurality of substrates by the processing mechanism while rotating the stage that has reached the steady cooling temperature in a state where a substrate having a specific temperature higher than or equal to room temperature is placed on the stage.
    Type: Application
    Filed: July 21, 2020
    Publication date: July 14, 2022
    Inventors: Tamaki TAKEYAMA, Hiroaki CHIHAYA, Motoi YAMAGATA, Manabu NAKAGAWASAI, Shinji ORIMOTO
  • Publication number: 20220199377
    Abstract: A substrate processing apparatus, a method, and a program for controlling temperature of the substrate processing apparatus. A substrate processing apparatus comprising: a mounting table configured to hold a substrate to be processed in a vacuum processing container; a heat transfer gas container placed on a back side of the mounting table with a gap between the mounting table and the heat transfer gas container and configured to be cooled by a refrigerator; and a control device configured to control heating of the refrigerator to the vicinity of a first temperature on the basis of a temperature of a first control point provided near the refrigerator and then switching the heating control for the refrigerator on or off.
    Type: Application
    Filed: December 16, 2021
    Publication date: June 23, 2022
    Inventors: Toshiharu HIRATA, Manabu NAKAGAWASAI, Takashi ISHII, Keiichi IOBE
  • Publication number: 20220151078
    Abstract: There is provided a method for manufacturing a substrate with a sensor in which a sensor is disposed on a plate-shaped substrate. The method comprises: holding the sensor by a magnetic force from a position on an opposite surface of a surface of the plate-shaped substrate on which the sensor is disposed that corresponds to a position where the sensor is fixed; and fixing the sensor to the plate-shaped substrate by curing an adhesive attached to the sensor in a state where the sensor is held by the magnetic force.
    Type: Application
    Filed: November 8, 2021
    Publication date: May 12, 2022
    Inventors: Manabu NAKAGAWASAI, Motoi YAMAGATA
  • Patent number: 11293092
    Abstract: A stage device includes a stage configured to hold a target substrate in a vacuum chamber, a chiller having a cold head maintained at an extremely low temperature and a cold heat transfer body fixed in contact with the cold head and disposed below a bottom surface of the stage with a gap between the stage and the cold heat transfer body. The stage device further includes a heat insulating structure unit having a vacuum insulated structure and configured to surround at least the cold head and a connection portion between the cold head and the cold heat transfer body, cooling fluid supplied to the gap to transfer cold heat of the cold heat transfer body to the stage, and a stage support rotated by a driving mechanism and configured to rotatably support the stage.
    Type: Grant
    Filed: October 22, 2019
    Date of Patent: April 5, 2022
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Manabu Nakagawasai, Naoyuki Suzuki, Shinji Orimoto
  • Publication number: 20210287916
    Abstract: A substrate processing device is provided. The substrate processing device includes a processing container including a mounting table, a refrigeration device disposed to have a gap between the mounting table and the refrigeration device, a first elevating device configured to raise or lower the refrigeration device, a refrigerant flow path to supply a refrigerant to the gap, a compression device configured to compress the refrigerant supplied to the refrigerant flow path, and refrigerant transfer pipes connected to both a first connection-fixing unit which is a flow path port of the refrigerant flow path and a second connection-fixing unit fluid-communicating with the compression device. Further, each of the refrigeration transfer pipes extends such that at least a portion of the refrigerant transfer pipe is curved between the first and second connection-fixing units, and each of the refrigerant transfer pipes is placed on a support member at the second connection-fixing unit.
    Type: Application
    Filed: March 10, 2021
    Publication date: September 16, 2021
    Inventors: Manabu NAKAGAWASAI, Satoshi TAKEDA
  • Publication number: 20210285092
    Abstract: A sputtering apparatus includes a base on which a substrate is mounted, an annular member disposed at an outer periphery of the base to surround a side surface and a backside of the substrate without in contact with the substrate, and an edge cover that covers an outer edge of an upper surface of the substrate mounted on the base. The annular member has a first surface facing the backside of the substrate mounted on the base with a gap, a second surface facing the side surface of the substrate mounted on the base with a gap, and a tapered surface formed at a corner portion between the first surface and the second surface.
    Type: Application
    Filed: March 11, 2021
    Publication date: September 16, 2021
    Inventor: Manabu NAKAGAWASAI
  • Publication number: 20210285718
    Abstract: A temperature sensor, a temperature measuring device comprising the temperature sensor, and a temperature measuring method using the temperature sensor are disclosed. The temperature sensor is disposed at a measurement target having an extremely low temperature and transmits temperature measurement data to a temperature measurement output unit through a lead wire. The temperature sensor includes a housing, an electric resistor disposed in the housing, and a thermal anchor portion disposed inside or outside the housing and connected to the lead wire. Further, the lead wire extending from the thermal anchor portion is connected to the temperature measurement output unit.
    Type: Application
    Filed: March 10, 2021
    Publication date: September 16, 2021
    Inventor: Manabu NAKAGAWASAI
  • Publication number: 20210280777
    Abstract: A substrate processing apparatus includes a processing chamber where a substrate support on which a substrate is placed and a target holder configured to hold a target are disposed, a freezing device disposed with a gap with respect to a bottom surface of the substrate support and having a chiller and a cold heat medium laminated on the chiller, and a rotating device configured to rotate the substrate support. The substrate processing apparatus further includes a first elevating device configured to raise and lower the substrate support, a coolant channel formed in the chiller to supply a coolant to the gap, and a cold heat transfer material disposed in the gap and being in contact with the substrate support and the cold heat medium so as to transfer heat therebetween.
    Type: Application
    Filed: March 5, 2021
    Publication date: September 9, 2021
    Inventors: Manabu NAKAGAWASAI, Koji MAEDA, Shinji ORIMOTO, Motoi YAMAGATA
  • Publication number: 20200381272
    Abstract: A placing table structure according to an embodiment includes: a fixedly disposed refrigerated heat transfer element; a rotatable outer cylinder disposed around the refrigerated heat transfer element; and a stage connected to the outer cylinder and disposed above an upper surface of the refrigerated heat transfer element with inclusion of a gap between the refrigerated heat transfer element and the stage.
    Type: Application
    Filed: June 25, 2018
    Publication date: December 3, 2020
    Inventors: Shinji ORIMOTO, Manabu NAKAGAWASAI, Kouji MAEDA, Hiroshi MIKI, Naoyuki SUZUKI
  • Patent number: 10847399
    Abstract: A movable structure includes a processing chamber configured to perform processing under a vacuum environment; a fixed portion disposed in the processing chamber; a movable portion that is movable with respect to the fixed portion; a transmission/reception module provided at the fixed portion and having a hermetically sealed structure; and a sensor module provided at the movable portion and having a hermetically sealed structure. The transmission/reception module and the sensor module perform transmission and reception of signals in a non-contact manner.
    Type: Grant
    Filed: April 6, 2018
    Date of Patent: November 24, 2020
    Assignee: TOKYO ELECTRON LIMITED
    Inventor: Manabu Nakagawasai
  • Publication number: 20200303223
    Abstract: A temperature measuring device that measures a temperature of a rotatable stage that holds a substrate, includes: a contact portion provided at a position that does not hinder placing of the substrate on the stage, and a temperature detector having a temperature sensor, and provided at a position separated from the temperature detection contact portion except when measuring a temperature. When measuring the temperature of the stage, the temperature detection contact portion and the temperature detector are relatively moved and brought into contact with each other in a state where the stage is not rotating to detect the temperature of the stage.
    Type: Application
    Filed: March 16, 2020
    Publication date: September 24, 2020
    Inventors: Manabu Nakagawasai, Naoyuki Suzuki, Shinji Orimoto, Hiroyuki Yokohara
  • Publication number: 20200131625
    Abstract: A stage device includes a stage configured to hold a target substrate in a vacuum chamber, a chiller having a cold head maintained at an extremely low temperature and a cold heat transfer body fixed in contact with the cold head and disposed below a bottom surface of the stage with a gap between the stage and the cold heat transfer body. The stage device further includes a heat insulating structure unit having a vacuum insulated structure and configured to surround at least the cold head and a connection portion between the cold head and the cold heat transfer body, cooling fluid supplied to the gap to transfer cold heat of the cold heat transfer body to the stage, and a stage support rotated by a driving mechanism and configured to rotatably support the stage.
    Type: Application
    Filed: October 22, 2019
    Publication date: April 30, 2020
    Inventors: Manabu NAKAGAWASAI, Naoyuki SUZUKI, Shinji ORIMOTO
  • Publication number: 20200135434
    Abstract: A stage device includes a stage configured to hold a target substrate in a vacuum chamber, a cold heat transfer body fixedly disposed below a bottom surface of the stage with a gap between the stage and the cold heat transfer body and cooled to an extremely low temperature by a chiller disposed below the cold heat transfer body, and cooling fluid supplied to the gap to transfer cold heat of the cold heat transfer body to the stage. The stage device further includes a stage support configured to rotatably support the stage and formed in a cylindrical shape to surround an upper part of the cold heat transfer body wherein the stage support has a vacuum insulation structure, and a rotation part configured to support the stage support and rotated by a driving mechanism while being sealed with magnetic fluid.
    Type: Application
    Filed: October 22, 2019
    Publication date: April 30, 2020
    Inventors: Manabu NAKAGAWASAI, Naoyuki SUZUKI, Shinji ORIMOTO, Hiroyuki YOKOHARA, Motoi YAMAGATA, Koji MAEDA