Patents by Inventor Satoshi Nakaoka

Satoshi Nakaoka 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: 20240087931
    Abstract: A wafer transfer carrier includes a container and a lid portion. The container accommodates a wafer and a liquid, and is movable in a state where the wafer is in contact with the liquid. The lid portion is capable of sealing an inside of the container.
    Type: Application
    Filed: August 29, 2023
    Publication date: March 14, 2024
    Inventors: Satoshi NAKAOKA, Hiroyasu IIMORI
  • Patent number: 11682568
    Abstract: A substrate treatment apparatus according to an embodiment includes: a tank configured to store a liquid chemical with which a plurality of substrates are treated; a piping having an ejection port that ejects the liquid chemical or bubbles into the tank; a plurality of rods that support the plurality of substrates in the tank; and a converter that is provided in the plurality of rods or the tank and that converts vibration applied to each substrate by the liquid chemical or the bubbles ejected from the piping into rotation in one direction around a center of the substrate as a rotational axis.
    Type: Grant
    Filed: March 11, 2021
    Date of Patent: June 20, 2023
    Assignee: Kioxia Corporation
    Inventors: Satoshi Nakaoka, Yuji Hashimoto, Hiroshi Fujita
  • Patent number: 11676828
    Abstract: A semiconductor manufacturing apparatus according to the present embodiment includes a tank, a heater, a bubble supplier, a sensor and a controller. The tank stores a chemical solution for processing a substrate. The heater heats the chemical solution. The bubble supplier supplies bubbles to the chemical solution in the tank. The sensor detects at least one of a concentration of the chemical solution, a water concentration of the chemical solution, specific gravity of the chemical solution and a vapor concentration of a gas discharged from the tank. The controller controls the supply of bubbles by the bubble supplier based on a detection result of the sensor.
    Type: Grant
    Filed: December 11, 2020
    Date of Patent: June 13, 2023
    Assignee: Kioxia Corporation
    Inventors: Shinsuke Muraki, Satoshi Nakaoka
  • Patent number: 11610789
    Abstract: In one embodiment, a semiconductor manufacturing apparatus includes a container configured to contain a substrate, and a pipe configured to supply the container with liquid to treat the substrate. The apparatus further includes an ejector including a first passage where the liquid introduced from the pipe and the liquid introduced from the container are joined and pass through, and a first opening configured to eject the liquid that has passed through the first passage. Furthermore, the first passage has an area where a sectional area of the first passage becomes large as advancing downstream in the liquid.
    Type: Grant
    Filed: December 11, 2020
    Date of Patent: March 21, 2023
    Assignee: Kioxia Corporation
    Inventors: Katsuhiro Sato, Hiroshi Fujita, Yoshinori Kitamura, Satoshi Nakaoka, Tomohiko Sugita
  • Publication number: 20230072887
    Abstract: In one embodiment, a semiconductor manufacturing apparatus includes a processor configured to process a film provided on an end portion of a substrate. The apparatus further includes a detector configured to detect information relating to a shape of the end portion of the substrate. The apparatus further includes a controller configured to control the processing of the film by the processor, based on the information relating to the shape of the end portion of the substrate.
    Type: Application
    Filed: March 10, 2022
    Publication date: March 9, 2023
    Applicant: Kioxia Corporation
    Inventors: Fuyuma ITO, Hiroyasu IIMORI, Shinsuke MURAKI, Yuya AKEBOSHI, Yosuke MARUYAMA, Satoshi NAKAOKA
  • Patent number: 11469119
    Abstract: A substrate treatment apparatus according to an embodiment includes a treatment tank to store a chemical solution to treat a substrate, a pipe having a discharge port through which an air bubble is discharged from a bottom of the treatment tank toward the substrate, and a rod body disposed between the discharge port and the substrate to divide the air bubble.
    Type: Grant
    Filed: August 16, 2019
    Date of Patent: October 11, 2022
    Assignee: Kioxia Corporation
    Inventors: Satoshi Nakaoka, Yoshinori Kitamura, Katsuhiro Sato
  • Publication number: 20220068673
    Abstract: A substrate treatment apparatus according to an embodiment includes: a tank configured to store a liquid chemical with which a plurality of substrates are treated; a piping having an ejection port that ejects the liquid chemical or bubbles into the tank; a plurality of rods that support the plurality of substrates in the tank; and a converter that is provided in the plurality of rods or the tank and that converts vibration applied to each substrate by the liquid chemical or the bubbles ejected from the piping into rotation in one direction around a center of the substrate as a rotational axis.
    Type: Application
    Filed: March 11, 2021
    Publication date: March 3, 2022
    Applicant: Kioxia Corporation
    Inventors: Satoshi NAKAOKA, Yuji HASHIMOTO, Hiroshi FUJITA
  • Patent number: 11171020
    Abstract: A substrate treatment apparatus according to an embodiment includes a treatment tank, a container, a measuring instrument, and a controller. The treatment tank stores a chemical solution to treat a substrate. The container contains a liquid including ammonia from which a gas discharged from the treatment tank is gas-liquid separated. The measuring instrument measures an amount of the ammonia included in the liquid over time. The controller controls the treatment of the substrate based on the amount of the ammonia.
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: November 9, 2021
    Assignee: TOSHIBA MEMORY CORPORATION
    Inventors: Satoshi Nakaoka, Katsuhiro Sato, Hiroaki Ashidate, Shinsuke Muraki, Yuji Hashimoto
  • Publication number: 20210296143
    Abstract: A semiconductor manufacturing apparatus according to the present embodiment includes a tank, a heater, a bubble supplier, a sensor and a controller. The tank stores a chemical solution for processing a substrate. The heater heats the chemical solution. The bubble supplier supplies bubbles to the chemical solution in the tank. The sensor detects at least one of a concentration of the chemical solution, a water concentration of the chemical solution, specific gravity of the chemical solution and a vapor concentration of a gas discharged from the tank. The controller controls the supply of bubbles by the bubble supplier based on a detection result of the sensor.
    Type: Application
    Filed: December 11, 2020
    Publication date: September 23, 2021
    Applicant: Kioxia Corporation
    Inventors: Shinsuke MURAKI, Satoshi NAKAOKA
  • Publication number: 20210280438
    Abstract: In one embodiment, a semiconductor manufacturing apparatus includes a container configured to contain a substrate, and a pipe configured to supply the container with liquid to treat the substrate. The apparatus further includes an ejector including a first passage where the liquid introduced from the pipe and the liquid introduced from the container are joined and pass through, and a first opening configured to eject the liquid that has passed through the first passage. Furthermore, the first passage has an area where a sectional area of the first passage becomes large as advancing downstream in the liquid.
    Type: Application
    Filed: December 11, 2020
    Publication date: September 9, 2021
    Applicant: Kioxia Corporation
    Inventors: Katsuhiro SATO, Hiroshi FUJITA, Yoshinori KITAMURA, Satoshi NAKAOKA, Tomohiko SUGITA
  • Patent number: 11069700
    Abstract: A semiconductor storage device includes a first stacked body, a second stacked body, a first division film, a second division film, and a plurality of discrete films. The a first stacked body includes first electrode layers stacked in a first direction. The second stacked body, above the first stacked body, includes second electrode layers stacked in the first direction. The second semiconductor layer is electrically connected to the first semiconductor layer. The first division film, extending in the first direction through the first stacked body, divides the first stacked body in a second direction crossing the first direction. The second division film, extending in the first direction through the second stacked body, divides the second stacked body in the second direction. The discrete films, extending in the first direction through the second stacked body, are disposed above the first division film.
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: July 20, 2021
    Assignee: TOSHIBA MEMORY CORPORATION
    Inventors: Koichi Sakata, Kazutaka Suzuki, Hiroaki Ashidate, Katsuhiro Sato, Satoshi Nakaoka
  • Patent number: 10978316
    Abstract: A semiconductor processing device according to an embodiment includes a processing tank configured to store a chemical therein to allow a semiconductor substrate to be immersed in the chemical. A gas supply part is provided below the semiconductor substrate accommodated in the processing tank and is configured to supply air bubbles to the chemical from below the semiconductor substrate. A chemical supply part is provided above the gas supply part and below the semiconductor substrate and is configured to discharge the chemical caused to circulate from the processing tank, towards the air bubbles appearing from the gas supply part.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: April 13, 2021
    Assignee: TOSHIBA MEMORY CORPORATION
    Inventors: Satoshi Nakaoka, Tomohiko Sugita, Shinsuke Kimura, Hiroaki Ashidate, Katsuhiro Sato
  • Publication number: 20200295027
    Abstract: A semiconductor storage device includes a first stacked body, a second stacked body, a first division film, a second division film, and a plurality of discrete films. The a first stacked body includes first electrode layers stacked in a first direction. The second stacked body, above the first stacked body, includes second electrode layers stacked in the first direction. The second semiconductor layer is electrically connected to the first semiconductor layer. The first division film, extending in the first direction through the first stacked body, divides the first stacked body in a second direction crossing the first direction. The second division film, extending in the first direction through the second stacked body, divides the second stacked body in the second direction. The discrete films, extending in the first direction through the second stacked body, are disposed above the first division film.
    Type: Application
    Filed: August 29, 2019
    Publication date: September 17, 2020
    Applicant: TOSHIBA MEMORY CORPORATION
    Inventors: Koichi SAKATA, Kazutaka SUZUKI, Hiroaki ASHIDATE, Katsuhiro SATO, Satoshi NAKAOKA
  • Publication number: 20200273726
    Abstract: A substrate treatment apparatus according to an embodiment includes a treatment tank, a container, a measuring instrument, and a controller. The treatment tank stores a chemical solution to treat a substrate. The container contains a liquid including ammonia from which a gas discharged from the treatment tank is gas-liquid separated. The measuring instrument measures an amount of the ammonia included in the liquid over time. The controller controls the treatment of the substrate based on the amount of the ammonia.
    Type: Application
    Filed: August 22, 2019
    Publication date: August 27, 2020
    Applicant: TOSHIBA MEMORY CORPORATION
    Inventors: Satoshi NAKAOKA, Katsuhiro SATO, Hiroaki ASHIDATE, Shinsuke MURAKI, Yuji HASHIMOTO
  • Publication number: 20200273727
    Abstract: A substrate treatment apparatus according to an embodiment includes a treatment tank to store a chemical solution to treat a substrate, a pipe having a discharge port through which an air bubble is discharged from a bottom of the treatment tank toward the substrate, and a rod body disposed between the discharge port and the substrate to divide the air bubble.
    Type: Application
    Filed: August 16, 2019
    Publication date: August 27, 2020
    Applicant: TOSHIBA MEMORY CORPORATION
    Inventors: Satoshi NAKAOKA, Yoshinori KITAMURA, Katsuhiro SATO
  • Publication number: 20190259639
    Abstract: A semiconductor processing device according to an embodiment includes a processing tank configured to store a chemical therein to allow a semiconductor substrate to be immersed in the chemical. A gas supply part is provided below the semiconductor substrate accommodated in the processing tank and is configured to supply air bubbles to the chemical from below the semiconductor substrate. A chemical supply part is provided above the gas supply part and below the semiconductor substrate and is configured to discharge the chemical caused to circulate from the processing tank, towards the air bubbles appearing from the gas supply part.
    Type: Application
    Filed: July 26, 2018
    Publication date: August 22, 2019
    Applicant: TOSHIBA MEMORY CORPORATION
    Inventors: Satoshi NAKAOKA, Tomohiko Sugita, Shinsuke Kimura, Hiroaki Ashidate, Katsuhiro Sato
  • Publication number: 20030029815
    Abstract: It is an object of the present invention to provide a simple method for effective, low-cost and safe separation and recovery of oils with excellent safety and quality, without causing degradation of oils or creating a danger of explosion or inflammation, from inorganic materials containing the adhered oils such as oils and fats, lipids, mineral oils, and the like. The method proposed hereby is for separating oils from inorganic materials by adding water to inorganic materials containing the adhered oils such as oils and fats, lipids, mineral oils, and the like, and conducting heating and pressurizing treatment under conditions of a temperature of 120-300° C. and a pressure of 0.2-13.0 MPa.
    Type: Application
    Filed: March 12, 2002
    Publication date: February 13, 2003
    Inventors: Satoshi Nakaoka, Kazuhito Okada, Hiroyuki Yoshida