Patents by Inventor Noriaki MICHITA

Noriaki MICHITA 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: 20230307230
    Abstract: There is provided a technique that includes: loading a substrate in which a treatment target film and an action target film are formed into a process chamber; irradiating the action target film with an electromagnetic wave; and causing the action target film to generate heat by the irradiation with the electromagnetic wave and modifying the treatment target film with a directionality by heating the treatment target film with the heat generated by the action target film.
    Type: Application
    Filed: March 20, 2023
    Publication date: September 28, 2023
    Applicant: Kokusai Electric Corporation
    Inventors: Takashi NAKAGAWA, Shinya SASAKI, Noriaki MICHITA, Katsuhiko YAMAMOTO
  • Publication number: 20230307267
    Abstract: According to the present disclosure, there is provided a technique capable of preventing a substrate from being warped or cracked due to a heat treatment process. According to one aspect thereof, there is provided a substrate processing apparatus including: a process chamber in which a plurality of substrates accommodated in a substrate retainer are processed; an electromagnetic wave generator configured to supply an electromagnetic wave into the process chamber; and a gas supplier configured to supply a cooling gas is supplied to between adjacent substrates among the plurality of substrates via a plurality of gas supply ports provided so as to correspond to an interval of the plurality of substrates accommodated in the substrate retainer.
    Type: Application
    Filed: March 21, 2023
    Publication date: September 28, 2023
    Applicant: Kokusai Electric Corporation
    Inventors: Katsuhiko YAMAMOTO, Shuhei SAIDO, Takashi NAKAGAWA, Yoshihiko YANAGISAWA, Shinya SASAKI, Noriaki MICHITA
  • Publication number: 20230189407
    Abstract: There is provided a technique, which includes: a process chamber where a substrate is processed; a microwave oscillator configured to supply microwaves to the process chamber; and a controller configured to be capable of controlling the microwave oscillator to perform: a heating process where the substrate is heated with a first microwave, among the supplied microwaves, supplied at a first microwave power so that a process of supplying the first microwave during a supply time and a process of stopping the supply of the first microwave during a stop time shorter than the supply time are performed a predetermined number of times or for a first predetermined time; and a modifying process in which the substrate is supplied with a second microwave, among the supplied microwaves, at a second microwave power higher than the first microwave power for a second predetermined time while maintaining the second microwave power.
    Type: Application
    Filed: February 13, 2023
    Publication date: June 15, 2023
    Applicant: Kokusai Electric Corporation
    Inventors: Katsuhiko YAMAMOTO, Keishin Yamazaki, Shinya Sasaki, Noriaki Michita
  • Publication number: 20220384206
    Abstract: There is provided a technique that include: a process chamber configured to process a substrate at which at least one target film and a heat assist film are formed; and an electromagnetic wave generator configured to supply an electromagnetic wave into the process chamber, wherein when the substrate is irradiated with the electromagnetic wave, the heat assist film generates heat and the at least one target film is modified by the heat.
    Type: Application
    Filed: May 23, 2022
    Publication date: December 1, 2022
    Applicant: KOKUSAI ELECTRIC CORPORATION
    Inventors: Shinya Sasaki, Noriaki Michita, Katsuhiko Yamamoto, Takashi Nakagawa, Kazuhiro Yuasa
  • Publication number: 20220093435
    Abstract: Described herein is a technique capable of uniformly processing a substrate. According to one aspect of the technique, there is provided a substrate processing apparatus including: a process chamber in which a substrate is processed; a microwave generator configured to supply a microwave to the process chamber to perform a heat treatment on the substrate; a substrate retainer configured to accommodate the substrate and a heat retainer provided above the substrate and retaining a temperature of the substrate heated by the microwave; and a first ring plate provided on an outer circumference of the heat retainer and whose outer diameter is greater than that of the substrate.
    Type: Application
    Filed: September 15, 2021
    Publication date: March 24, 2022
    Applicant: KOKUSAI ELECTRIC CORPORATION
    Inventors: Kenji SHINOZAKI, Yoshihiko YANAGISAWA, Noriaki MICHITA, Shinya SASAKI, Shuhei SAIDO, Tetsuo YAMAMOTO
  • Patent number: 11264253
    Abstract: There is provided a technique includes: a process chamber in which a substrate is processed; a plurality of microwave supply sources configured to supply predetermined microwaves for heating the substrate in the process chamber; and a controller configured to control the microwave supply sources such that while keeping constant a sum of outputs of the microwaves respectively supplied to the substrate from the plurality of microwave supply sources, at least one of the plurality of microwave supply sources is turned off, and periods in which the at least one of the plurality of microwave supply sources is turned off are different from each other.
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: March 1, 2022
    Assignee: KOKUSAI ELECTRIC CORPORATION
    Inventors: Shinya Sasaki, Yukitomo Hirochi, Noriaki Michita
  • Patent number: 11018033
    Abstract: There is provided a technique that includes a process chamber including a gate valve that opens and closes a loading and unloading port configured to load and unload a substrate, and configured to heat and process the substrate by a heater using a microwave; a substrate transfer chamber including a purge gas distribution mechanism configured to distribute a purge gas supplied from a clean unit capable of introducing the purge gas; a transfer machine installed inside the substrate transfer chamber and configured to transfer the substrate into the process chamber; and a substrate cooling mounting tool configured to cool the substrate transferred from the process chamber by the transfer machine.
    Type: Grant
    Filed: September 6, 2019
    Date of Patent: May 25, 2021
    Assignee: KOKUSAI ELECTRIC CORPORATION
    Inventors: Yukitomo Hirochi, Kazuhiro Yuasa, Tetsuo Yamamoto, Yoshihiko Yanagisawa, Shinya Sasaki, Noriaki Michita
  • Patent number: 10804110
    Abstract: Described herein is a technique capable of heating a substrate uniformly by electromagnetic waves. According to one aspect of the technique, there is provided a substrate processing apparatus including: a process chamber where a substrate is processed; a heating device configured to heat the substrate by electromagnetic waves; a gas supply mechanism including a hydrogen-containing gas supply system configured to supply a hydrogen-containing gas into the process chamber; a plasma generator configured to excite the hydrogen-containing gas by plasma; and a controller configured to control the heating device, the gas supply mechanism and the plasma generator to modify the substrate by performing: (a) adding hydrogen atom to a surface of the substrate by supplying the hydrogen-containing gas excited by the plasma generator onto the substrate; and (b) intermittently supplying the electromagnetic waves to heat the substrate after performing (a).
    Type: Grant
    Filed: March 1, 2019
    Date of Patent: October 13, 2020
    Assignee: KOKUSAI ELECTRIC CORPORATION
    Inventors: Shinya Sasaki, Noriaki Michita
  • Publication number: 20200013646
    Abstract: There is provided a technique includes: a process chamber in which a substrate is processed; a plurality of microwave supply sources configured to supply predetermined microwaves for heating the substrate in the process chamber; and a controller configured to control the microwave supply sources such that while keeping constant a sum of outputs of the microwaves respectively supplied to the substrate from the plurality of microwave supply sources, at least one of the plurality of microwave supply sources is turned off, and periods in which the at least one of the plurality of microwave supply sources is turned off are different from each other.
    Type: Application
    Filed: August 28, 2019
    Publication date: January 9, 2020
    Applicant: KOKUSAI ELECTRIC CORPORATION
    Inventors: Shinya SASAKI, Yukitomo HIROCHI, Noriaki MICHITA
  • Publication number: 20190393056
    Abstract: There is provided a technique that includes a process chamber including a gate valve that opens and closes a loading and unloading port configured to load and unload a substrate, and configured to heat and process the substrate by a heater using a microwave; a substrate transfer chamber including a purge gas distribution mechanism configured to distribute a purge gas supplied from a clean unit capable of introducing the purge gas; a transfer machine installed inside the substrate transfer chamber and configured to transfer the substrate into the process chamber; and a substrate cooling mounting tool configured to cool the substrate transferred from the process chamber by the transfer machine.
    Type: Application
    Filed: September 6, 2019
    Publication date: December 26, 2019
    Applicant: KOKUSAI ELECTRIC CORPORATION
    Inventors: Yukitomo HIROCHI, Kazuhiro YUASA, Tetsuo YAMAMOTO, Yoshihiko YANAGISAWA, Shinya SASAKI, Noriaki MICHITA
  • Patent number: 10381241
    Abstract: There is provide a technique that includes preparing a substrate, in which an insulating film is formed on a pattern having an aspect ratio of 20 or greater and a process target film having a thickness of 200 ? or smaller is formed on the insulating film, in a process chamber; raising a temperature of the substrate to a first temperature with an electromagnetic wave; crystallizing the process target film for a first process time period while maintaining the first temperature; raising the temperature of the substrate to a second temperature, which is higher than the first temperature, with the electromagnetic wave, after the act of crystallizing the process target film; and repairing a crystal defect of the crystallized process target film for a second process time period, which is shorter than the first process time period, while maintaining the second temperature.
    Type: Grant
    Filed: March 14, 2018
    Date of Patent: August 13, 2019
    Assignee: KOKUSAI ELECTRIC CORPORATION
    Inventors: Kazuhiro Yuasa, Noriaki Michita
  • Publication number: 20190198331
    Abstract: Described herein is a technique capable of heating a substrate uniformly by electromagnetic waves. According to one aspect of the technique, there is provided a substrate processing apparatus including: a process chamber where a substrate is processed; a heating device configured to heat the substrate by electromagnetic waves; a gas supply mechanism including a hydrogen-containing gas supply system configured to supply a hydrogen-containing gas into the process chamber; a plasma generator configured to excite the hydrogen-containing gas by plasma; and a controller configured to control the heating device, the gas supply mechanism and the plasma generator to modify the substrate by performing: (a) adding hydrogen atom to a surface of the substrate by supplying the hydrogen-containing gas excited by the plasma generator onto the substrate; and (b) intermittently supplying the electromagnetic waves to heat the substrate after performing (a).
    Type: Application
    Filed: March 1, 2019
    Publication date: June 27, 2019
    Applicant: KOKUSAI ELECTRIC CORPORATION
    Inventors: Shinya SASAKI, Noriaki MICHITA
  • Publication number: 20180204735
    Abstract: There is provide a technique that includes preparing a substrate, in which an insulating film is formed on a pattern having an aspect ratio of 20 or greater and a process target film having a thickness of 200 ? or smaller is formed on the insulating film, in a process chamber; raising a temperature of the substrate to a first temperature with an electromagnetic wave; crystallizing the process target film for a first process time period while maintaining the first temperature; raising the temperature of the substrate to a second temperature, which is higher than the first temperature, with the electromagnetic wave, after the act of crystallizing the process target film; and repairing a crystal defect of the crystallized process target film for a second process time period, which is shorter than the first process time period, while maintaining the second temperature.
    Type: Application
    Filed: March 14, 2018
    Publication date: July 19, 2018
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Kazuhiro YUASA, Noriaki MICHITA
  • Patent number: 9748132
    Abstract: A substrate supporting member provided in a processing chamber for processing the substrate and configured to support the substrate, has on its upper surface, a protruding area that supports an edge side of the substrate from below; a recessed area provided inside of the protruding area so as not to be brought into contact with the substrate supported by the protruding area; and an auxiliary protruding area formed lower than the protruding area and provided in the recessed area, and has a flow passage that is communicated with inside of the recessed area, for escaping gas between the substrate and the substrate supporting member from the recessed area side.
    Type: Grant
    Filed: March 22, 2012
    Date of Patent: August 29, 2017
    Assignee: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Koichiro Harada, Noriaki Michita, Tatsushi Ueda, Takayuki Sato
  • Publication number: 20120252220
    Abstract: A substrate supporting member provided in a processing chamber for processing the substrate and configured to support the substrate, has on its upper surface, a protruding area that supports an edge side of the substrate from below; a recessed area provided inside of the protruding area so as not to be brought into contact with the substrate supported by the protruding area; and an auxiliary protruding area formed lower than the protruding area and provided in the recessed area, and has a flow passage that is communicated with inside of the recessed area, for escaping gas between the substrate and the substrate supporting member from the recessed area side.
    Type: Application
    Filed: March 22, 2012
    Publication date: October 4, 2012
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Koichiro HARADA, Noriaki MICHITA, Tatsushi UEDA, Takayuki SATO