Patents by Inventor Fuyuma ITO

Fuyuma ITO 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: 20240096659
    Abstract: A substrate processing apparatus includes: a plurality of roller pairs configured to place a plurality of substrates, respectively, wherein the substrates are arranged side by side in a horizontal direction with a predetermined interval, and rotate the plurality of substrates, respectively, in a circumferential direction; a first, second, and third circulation groove that are disposed along outer peripheral portions of each of the plurality of substrates; a chemical solution supplier configured to supply a chemical solution to the outer peripheral portions of the plurality of substrates through the first circulation groove; a rinse solution supplier configured to supply a rinse solution to the outer peripheral portions of the plurality of substrates through the second circulation groove; and a fluid supplier configured to supply a fluid for drying the rinse solution to the outer peripheral portions of the plurality of substrates through the third circulation groove.
    Type: Application
    Filed: August 28, 2023
    Publication date: March 21, 2024
    Applicant: Kioxia Corporation
    Inventors: Fuyuma ITO, Jun TAKAGI, Ai MORI, Yosuke MARUYAMA, Yuya AKEBOSHI, Takashi WATANABE, Hiroyasu IIMORI
  • Patent number: 11784064
    Abstract: According to an embodiment, a substrate treatment apparatus includes a hair member including a noble metal, and a liquid chemical supply member to supply a liquid chemical. While a tip part of the hair member is contact with a predetermined surface of a metal, the liquid chemical is supplied onto the surface of the metal, and the metal is removed with etching.
    Type: Grant
    Filed: November 17, 2020
    Date of Patent: October 10, 2023
    Assignee: Kioxia Corporation
    Inventors: Yasuhito Yoshimizu, Yuya Akeboshi, Fuyuma Ito, Hakuba Kitagawa
  • Publication number: 20230207616
    Abstract: A semiconductor substrate includes a surface having a groove. The groove includes an inner bottom surface and an inner wall surface. The inner wall surface has a depression. The depression has a depth from a direction along a surface of the inner wall surface to a width direction of the groove. The substrate being exposed to the inner wall surface.
    Type: Application
    Filed: February 20, 2023
    Publication date: June 29, 2023
    Applicant: Kioxia Corporation
    Inventors: Fuyuma ITO, Tatsuhiko Koide, Hiroki Nakajima, Naomi Yanai, Tomohiko Sugita, Hakuba Kitagawa, Takaumi Morita
  • Patent number: 11616120
    Abstract: A semiconductor substrate includes a surface having a groove. The groove includes an inner bottom surface and an inner wall surface. The inner wall surface has a depression. The depression has a depth from a direction along a surface of the inner wall surface to a width direction of the groove. The substrate being exposed to the inner wall surface.
    Type: Grant
    Filed: March 9, 2021
    Date of Patent: March 28, 2023
    Assignee: Kioxia Corporation
    Inventors: Fuyuma Ito, Tatsuhiko Koide, Hiroki Nakajima, Naomi Yanai, Tomohiko Sugita, Hakuba Kitagawa, Takaumi Morita
  • 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: 11342182
    Abstract: According to an embodiment, the substrate treatment device includes a dilutor configured to dilute a first liquid containing a metal ion and exhibiting acidity. The device further includes a pH changer configured to change a pH of the first liquid before or after being diluted by the dilutor. The device further includes a substrate conditioner configured to treat the substrate using the first liquid, which is diluted by the dilutor and with the pH changed by the pH changer.
    Type: Grant
    Filed: September 3, 2019
    Date of Patent: May 24, 2022
    Assignee: KIOXIA CORPORATION
    Inventors: Yasuhito Yoshimizu, Fuyuma Ito, Hakuba Kitagawa, Yohei Yamamoto, Hisashi Okuchi, Yuji Yamada
  • Publication number: 20220085153
    Abstract: A semiconductor substrate includes a surface having a groove. The groove includes an inner bottom surface and an inner wall surface. The inner wall surface has a depression. The depression has a depth from a direction along a surface of the inner wall surface to a width direction of the groove. The substrate being exposed to the inner wall surface.
    Type: Application
    Filed: March 9, 2021
    Publication date: March 17, 2022
    Applicant: Kioxia Corporation
    Inventors: Fuyuma ITO, Tatsuhiko KOIDE, Hiroki NAKAJIMA, Naomi YANAI, Tomohiko SUGITA, Hakuba KITAGAWA, Takaumi MORITA
  • Publication number: 20220013367
    Abstract: A plasma treatment apparatus includes a discharge device generating plasma under atmospheric pressure, and a nonmetallic tube capable of advancing the plasma generated in the discharge device. The discharge device includes a discharge body with an internal space, and the plasma being generated in the internal space. The nonmetallic tube is connected to the discharge body, and includes a material different from a material of the discharge body. The plasma is released from the nonmetallic tube to an environment under atmospheric pressure.
    Type: Application
    Filed: September 23, 2021
    Publication date: January 13, 2022
    Applicant: Toshiba Memory Corporation
    Inventors: Yasuhito YOSHIMIZU, Hiroyuki YASUI, Yuya AKEBOSHI, Fuyuma ITO
  • Publication number: 20210407867
    Abstract: A semiconductor wafer includes a surface having at least one recess including an inner wall surface. The inner wall surface is exposed.
    Type: Application
    Filed: September 7, 2021
    Publication date: December 30, 2021
    Applicants: KABUSHIKI KAISHA TOSHIBA, Kioxia Corporation
    Inventors: Fuyuma ITO, Yasuhito YOSHIMIZU, Nobuhito KUGE, Yui KAGI, Susumu OBATA, Keiichiro MATSUO, Mitsuo SANO
  • Patent number: 11171022
    Abstract: In one embodiment, a substrate treatment apparatus includes a supporter configured to support and rotate a substrate, and a liquid supplier configured to supply a liquid to the substrate. The apparatus further includes a wall provided separately from the supporter and at least partially surrounding the supporter, and a detector provided between the supporter and the wall and configured to detect a change in the liquid.
    Type: Grant
    Filed: February 19, 2019
    Date of Patent: November 9, 2021
    Assignee: TOSHIBA MEMORY CORPORATION
    Inventors: Hakuba Kitagawa, Yasuhito Yoshimizu, Fuyuma Ito, Hiroyuki Tanizaki
  • Publication number: 20210090913
    Abstract: According to an embodiment, a substrate treatment apparatus includes a hair member including a noble metal, and a liquid chemical supply member to supply a liquid chemical. While a tip part of the hair member is contact with a predetermined surface of a metal, the liquid chemical is supplied onto the surface of the metal, and the metal is removed with etching.
    Type: Application
    Filed: November 17, 2020
    Publication date: March 25, 2021
    Applicant: TOSHIBA MEMORY CORPORATION
    Inventors: Yasuhito YOSHIMIZU, Yuya AKEBOSHI, Fuyuma ITO, Hakuba KITAGAWA
  • Patent number: 10879087
    Abstract: According to an embodiment, a substrate treatment apparatus includes a hair member including a noble metal, and a liquid chemical supply member to supply a liquid chemical. While a tip part of the hair member is contact with a predetermined surface of a metal, the liquid chemical is supplied onto the surface of the metal, and the metal is removed with etching.
    Type: Grant
    Filed: March 14, 2018
    Date of Patent: December 29, 2020
    Assignee: TOSHIBA MEMORY CORPORATION
    Inventors: Yasuhito Yoshimizu, Yuya Akeboshi, Fuyuma Ito, Hakuba Kitagawa
  • Patent number: 10804221
    Abstract: In one embodiment, a substrate treatment apparatus includes a substrate holder configured to hold a substrate provided with a film. The apparatus further includes a film treatment module configured to treat the film in accordance with warpage of the substrate such that the film includes a first region having a first film quality or a first film thickness and a second region having a second film quality or a second film thickness different from the first film quality or the first film thickness.
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: October 13, 2020
    Assignee: TOSHIBA MEMORY CORPORATION
    Inventors: Fuyuma Ito, Yasuhito Yoshimizu, Hakuba Kitagawa
  • Patent number: 10720321
    Abstract: According to one embodiment, a substrate treating method includes: providing a first liquid onto a pattern on a substrate; providing, after the first liquid is provided, a second liquid containing a first substance to form a film containing the first substance on the pattern; providing, after the second liquid is provided onto the pattern, a third liquid; turning the third liquid into gas; and turning, after the third liquid is turned into gas, the film into gas.
    Type: Grant
    Filed: March 8, 2019
    Date of Patent: July 21, 2020
    Assignee: Toshiba Memory Corporation
    Inventors: Yasuhito Yoshimizu, Fuyuma Ito, Naomi Yanai
  • Publication number: 20200185221
    Abstract: According to an embodiment, the substrate treatment device includes a dilutor configured to dilute a first liquid containing a metal ion and exhibiting acidity. The device further includes a pH changer configured to change a pH of the first liquid before or after being diluted by the dilutor. The device further includes a substrate conditioner configured to treat the substrate using the first liquid, which is diluted by the dilutor and with the pH changed by the pH changer.
    Type: Application
    Filed: September 3, 2019
    Publication date: June 11, 2020
    Applicant: TOSHIBA MEMORY CORPORATION
    Inventors: Yasuhito YOSHIMIZU, Fuyuma ITO, Hakuba KITAGAWA, Yohei YAMAMOTO, Hisashi OKUCHI, Yuji YAMADA
  • Publication number: 20200091092
    Abstract: In one embodiment, a substrate treatment apparatus includes a substrate holder configured to hold a substrate provided with a film. The apparatus further includes a film treatment module configured to treat the film in accordance with warpage of the substrate such that the film includes a first region having a first film quality or a first film thickness and a second region having a second film quality or a second film thickness different from the first film quality or the first film thickness.
    Type: Application
    Filed: February 28, 2019
    Publication date: March 19, 2020
    Applicant: TOSHIBA MEMORY CORPORATION
    Inventors: Fuyuma Ito, Yasuhito Yoshimizu, Hakuba Kitagawa
  • Publication number: 20200075315
    Abstract: According to one embodiment, a substrate treating method includes: providing a first liquid onto a pattern on a substrate; providing, after the first liquid is provided, a second liquid containing a first substance to form a film containing the first substance on the pattern; providing, after the second liquid is provided onto the pattern, a third liquid; turning the third liquid into gas; and turning, after the third liquid is turned into gas, the film into gas.
    Type: Application
    Filed: March 8, 2019
    Publication date: March 5, 2020
    Applicant: Toshiba Memory Corporation
    Inventors: Yasuhito YOSHIMIZU, Fuyuma ITO, Naomi YANAI
  • Publication number: 20200066550
    Abstract: In one embodiment, a substrate treatment apparatus includes a supporter configured to support and rotate a substrate, and a liquid supplier configured to supply a liquid to the substrate. The apparatus further includes a wall provided separately from the supporter and at least partially surrounding the supporter, and a detector provided between the supporter and the wall and configured to detect a change in the liquid.
    Type: Application
    Filed: February 19, 2019
    Publication date: February 27, 2020
    Applicant: TOSHIBA MEMORY CORPORATION
    Inventors: Hakuba KITAGAWA, Yasuhito YOSHIMIZU, Fuyuma ITO, Hiroyuki TANIZAKI
  • Publication number: 20190035636
    Abstract: A plasma treatment apparatus includes a discharge device generating plasma under atmospheric pressure, and a nonmetallic tube capable of advancing the plasma generated in the discharge device. The discharge device includes a discharge body with an internal space, and the plasma being generated in the internal space. The nonmetallic tube is connected to the discharge body, and includes a material different from a material of the discharge body. The plasma is released from the nonmetallic tube to an environment under atmospheric pressure.
    Type: Application
    Filed: July 6, 2018
    Publication date: January 31, 2019
    Applicant: Toshiba Memory Corporation
    Inventors: Yasuhito Yoshimizu, Hiroyuki Yasui, Yuya Akeboshi, Fuyuma Ito
  • Publication number: 20180269082
    Abstract: According to an embodiment, a substrate treatment apparatus includes a hair member including a noble metal, and a liquid chemical supply member to supply a liquid chemical. While a tip part of the hair member is contact with a predetermined surface of a metal, the liquid chemical is supplied onto the surface of the metal, and the metal is removed with etching.
    Type: Application
    Filed: March 14, 2018
    Publication date: September 20, 2018
    Applicant: Toshiba Memory Corporation
    Inventors: Yasuhito Yoshimizu, Yuya Akeboshi, Fuyuma Ito, Hakuba Kitagawa