Patents by Inventor Hidehiro Yanai

Hidehiro Yanai 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: 20260081115
    Abstract: A conventional substrate processing apparatus for generating plasma cannot generate plasma with high density and thus throughput of substrate processing is low. In order to solve this problem, provided is a substrate processing apparatus including a reaction vessel; a gas introduction port installed at an upper end of the reaction vessel; an electrode installed along an outer circumference of the reaction vessel; a baffle installed between the upper end of the reaction vessel and an upper end of the electrode with a gap between an outer circumference of the baffle and an inner circumference of the reaction vessel along the outer circumference of the baffle; a fixing part attached to an inner plane of the baffle and disposed inside the outer circumference of the baffle so as to fix the baffle to the upper end of the reaction vessel; and a gas exhaust pipe connected to the reaction vessel.
    Type: Application
    Filed: November 25, 2025
    Publication date: March 19, 2026
    Applicant: Kokusai Electric Corporation
    Inventors: Hidehiro YANAI, Shin HIYAMA, Toru KAKUDA, Toshiya SHIMADA, Tomihiro AMANO
  • Patent number: 12505989
    Abstract: A conventional substrate processing apparatus for generating plasma cannot generate plasma with high density and thus throughput of substrate processing is low. In order to solve this problem, provided is a substrate processing apparatus including a reaction vessel; a gas introduction port installed at an upper end of the reaction vessel; an electrode installed along an outer circumference of the reaction vessel; a baffle installed between the upper end of the reaction vessel and an upper end of the electrode with a gap between an outer circumference of the baffle and an inner circumference of the reaction vessel along the outer circumference of the baffle; a fixing part attached to an inner plane of the baffle and disposed inside the outer circumference of the baffle so as to fix the baffle to the upper end of the reaction vessel; and a gas exhaust pipe connected to the reaction vessel.
    Type: Grant
    Filed: March 5, 2024
    Date of Patent: December 23, 2025
    Assignee: Kokusai Electric Corporation
    Inventors: Hidehiro Yanai, Shin Hiyama, Toru Kakuda, Toshiya Shimada, Tomihiro Amano
  • Publication number: 20250343054
    Abstract: A technique includes: a first valve controlling the emission of gas from the first nozzle, that is installed in a first flow path connecting a first gas supply source and a first nozzle; a second valve controlling the emission of gas from the second nozzle, that is installed in a second flow path connecting a second gas supply source and a second nozzle; a third valve controlling the emission of the gas from the second nozzle, that is installed in a third flow path; and a fourth valve controlling the emission of the gas from the first nozzle, that is installed in a fourth flow path, wherein a difference between the average of the conductance of the first and the fourth valve and the average of the conductance of the second and the third valve is smaller than a difference between the conductance of the first and the second valve.
    Type: Application
    Filed: July 14, 2025
    Publication date: November 6, 2025
    Applicant: KOKUSAI ELECTRIC CORPORATION
    Inventor: Hidehiro YANAI
  • Publication number: 20240212989
    Abstract: A conventional substrate processing apparatus for generating plasma cannot generate plasma with high density and thus throughput of substrate processing is low. In order to solve this problem, provided is a substrate processing apparatus including a reaction vessel; a gas introduction port installed at an upper end of the reaction vessel; an electrode installed along an outer circumference of the reaction vessel; a baffle installed between the upper end of the reaction vessel and an upper end of the electrode with a gap between an outer circumference of the baffle and an inner circumference of the reaction vessel along the outer circumference of the baffle; a fixing part attached to an inner plane of the baffle and disposed inside the outer circumference of the baffle so as to fix the baffle to the upper end of the reaction vessel; and a gas exhaust pipe connected to the reaction vessel.
    Type: Application
    Filed: March 5, 2024
    Publication date: June 27, 2024
    Applicant: Kokusai Electric Corporation
    Inventors: Hidehiro YANAI, Shin Hiyama, Toru Kakuda, Toshiya Shimada, Tomohiro Amano
  • Patent number: 11948778
    Abstract: A conventional substrate processing apparatus for generating plasma cannot generate plasma with high density and thus throughput of substrate processing is low. In order to solve this problem, provided is a substrate processing apparatus including a reaction vessel having a tubular shape and provided with a coil installed at an outer circumference thereof; a cover installed at a first end of the reaction vessel; a gas introduction port installed at the cover; a first plate installed between the gas introduction port and an upper end of the coil; a second plate installed between the first plate and the upper end of the coil; a substrate processing chamber installed at a second end of the reaction vessel; and a gas exhaust part connected to the substrate processing chamber.
    Type: Grant
    Filed: July 14, 2021
    Date of Patent: April 2, 2024
    Assignee: KOKUSAI ELECTRIC CORPORATION
    Inventors: Hidehiro Yanai, Shin Hiyama, Toru Kakuda, Toshiya Shimada, Tomihiro Amano
  • Publication number: 20230416916
    Abstract: A technique includes a process container configured to process a substrate, a storage container which is at least partially in contact with an outer wall of the process container and is configured to store a gas to be supplied into the process container, and a temperature regulator configured to regulate an internal temperature of the storage container.
    Type: Application
    Filed: June 16, 2023
    Publication date: December 28, 2023
    Applicant: Kokusai Electric Corporation
    Inventor: Hidehiro YANAI
  • Publication number: 20230073084
    Abstract: A technique capable of improving uniformity of characteristics of a film formed on a surface of a substrate by a rotary type apparatus. According to one aspect a substrate processing apparatus is provided including: a process chamber for processing a substrate; a substrate support in the process chamber and including a plurality of placement parts for placing the substrate; a rotating part to rotate the substrate support; a heater provided below or within the substrate support; a first nozzle above the placement parts so as to face the placement parts and including a first portion with no hole to thermally decompose a process gas; and a second nozzle above the placement parts and parallel with the first nozzle and including a second portion with no hole to thermally decompose the process gas; and controller for controlling a positional relationship between the substrate and first nozzle via the rotating part.
    Type: Application
    Filed: November 15, 2022
    Publication date: March 9, 2023
    Applicant: KOKUSAI ELECTRIC CORPORATION
    Inventors: Naofumi OHASHI, Hidehiro YANAI, Tadashi TAKASAKI
  • Patent number: 11530481
    Abstract: Described herein is a technique capable of improving a uniformity of the characteristics of a film formed on a surface of a substrate by a rotary type apparatus. 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 substrate support provided in the process chamber and including a plurality of placement parts on which the substrate is placed; a main nozzle provided so as to face a placement part among the plurality of the placement parts and including a first portion where no hole is provided so as to thermally decompose a process gas; and an auxiliary nozzle provided so as to face the placement part and including a second portion where no hole is provided so as to thermally decompose the process gas.
    Type: Grant
    Filed: August 5, 2020
    Date of Patent: December 20, 2022
    Assignee: KOKUSAI ELECTRIC CORPORATION
    Inventors: Naofumi Ohashi, Hidehiro Yanai, Tadashi Takasaki
  • Publication number: 20220189801
    Abstract: There is provided a technique including a plurality of process chambers to process a substrate; a plurality of standby chambers to accommodate the substrate; a transfer chamber disposed adjacent to the plurality of standby chambers and the plurality of process chambers; a transfer robot in the transfer chamber to transfer the substrate between one of the plurality of process chambers and one of the plurality of standby chambers or between the plurality of standby chambers adjacent to each other across the transfer chamber; a temperature adjustment mechanism to adjust temperature of at least one of the plurality of standby chambers; and a controller capable of controlling the temperature adjustment mechanism to change a mode of temperature adjustment of the at least one of the plurality of standby chambers depending on a transfer path through which the substrate accommodated in the at least one of the plurality of standby chambers passes.
    Type: Application
    Filed: March 4, 2022
    Publication date: June 16, 2022
    Applicant: KOKUSAI ELECTRIC CORPORATION
    Inventors: Hidehiro YANAI, Shigenori TEZUKA
  • Publication number: 20210343507
    Abstract: A conventional substrate processing apparatus for generating plasma cannot generate plasma with high density and thus throughput of substrate processing is low. In order to solve this problem, provided is a substrate processing apparatus including a reaction vessel having a tubular shape and provided with a coil installed at an outer circumference thereof; a cover installed at a first end of the reaction vessel; a gas introduction port installed at the cover; a first plate installed between the gas introduction port and an upper end of the coil; a second plate installed between the first plate and the upper end of the coil; a substrate processing chamber installed at a second end of the reaction vessel; and a gas exhaust part connected to the substrate processing chamber.
    Type: Application
    Filed: July 14, 2021
    Publication date: November 4, 2021
    Applicant: KOKUSAI ELECTRIC CORPORATION
    Inventors: Hidehiro YANAI, Shin HIYAMA, Toru KAKUDA, Toshiya SHIMADA, Tomihiro AMANO
  • Patent number: 11101111
    Abstract: A conventional substrate processing apparatus for generating plasma cannot generate plasma with high density and thus throughput of substrate processing is low. In order to solve this problem, provided is a substrate processing apparatus including a reaction vessel having a tubular shape and provided with a coil installed at an outer circumference thereof; a cover installed at a first end of the reaction vessel; a gas introduction port installed at the cover; a first plate installed between the gas introduction port and an upper end of the coil; a second plate installed between the first plate and the upper end of the coil; a substrate processing chamber installed at a second end of the reaction vessel; and a gas exhaust part connected to the substrate processing chamber.
    Type: Grant
    Filed: August 6, 2020
    Date of Patent: August 24, 2021
    Assignee: KOKUSAI ELECTRIC CORPORATION
    Inventors: Hidehiro Yanai, Shin Hiyama, Toru Kakuda, Toshiya Shimada, Tomihiro Amano
  • Publication number: 20210079525
    Abstract: Described herein is a technique capable of improving a uniformity of the characteristics of a film formed on a surface of a substrate by a rotary type apparatus. 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 substrate support provided in the process chamber and including a plurality of placement parts on which the substrate is placed; a main nozzle provided so as to face a placement part among the plurality of the placement parts and including a first portion where no hole is provided so as to thermally decompose a process gas; and an auxiliary nozzle provided so as to face the placement part and including a second portion where no hole is provided so as to thermally decompose the process gas.
    Type: Application
    Filed: August 5, 2020
    Publication date: March 18, 2021
    Applicant: KOKUSAI ELECTRIC CORPORATION
    Inventors: Naofumi OHASHI, Hidehiro YANAI, Tadashi TAKASAKI
  • Publication number: 20210071297
    Abstract: Described herein is a technique capable of enhancing uniformity of a film formed by a rotary type apparatus. According to one aspect of the technique, there is provided a substrate processing apparatus including: a process vessel provided with process regions where the substrate is processed; a rotary table provided in the process vessel to be rotatable about a point outside the substrate to enable the substrate on the rotary table to sequentially pass through the process regions; and a gas supply nozzle including: a forward path portion provided in at least one of the process regions and extending from a wall of the process vessel toward a center portion of the rotary table; and a return path portion connected with the forward path portion via a bent portion and extending from the center portion of the rotary table toward the wall of the process vessel.
    Type: Application
    Filed: March 9, 2020
    Publication date: March 11, 2021
    Applicant: KOKUSAI ELECTRIC CORPORATION
    Inventors: Hidehiro YANAI, Tadashi TAKASAKI
  • Publication number: 20200381221
    Abstract: A conventional substrate processing apparatus for generating plasma cannot generate plasma with high density and thus throughput of substrate processing is low. In order to solve this problem, provided is a substrate processing apparatus including a reaction vessel having a tubular shape and provided with a coil installed at an outer circumference thereof; a cover installed at a first end of the reaction vessel; a gas introduction port installed at the cover; a first plate installed between the gas introduction port and an upper end of the coil; a second plate installed between the first plate and the upper end of the coil; a substrate processing chamber installed at a second end of the reaction vessel; and a gas exhaust part connected to the substrate processing chamber.
    Type: Application
    Filed: August 6, 2020
    Publication date: December 3, 2020
    Applicant: KOKUSAI ELECTRIC CORPORATION
    Inventors: Hidehiro YANAI, Shin HIYAMA, Toru KAKUDA, Toshiya SHIMADA, Tomihiro AMANO
  • Patent number: 10763084
    Abstract: A conventional substrate processing apparatus for generating plasma cannot generate plasma with high density and thus throughput of substrate processing is low. In order to solve this problem, provided is a substrate processing apparatus including a reaction vessel having a tubular shape and provided with a coil installed at an outer circumference thereof; a cover installed at a first end of the reaction vessel; a gas introduction port installed at the cover; a first plate installed between the gas introduction port and an upper end of the coil; a second plate installed between the first plate and the upper end of the coil; a substrate processing chamber installed at a second end of the reaction vessel; and a gas exhaust part connected to the substrate processing chamber.
    Type: Grant
    Filed: January 17, 2018
    Date of Patent: September 1, 2020
    Assignee: KOKUSAI ELECTRIC CORPORATION
    Inventors: Hidehiro Yanai, Shin Hiyama, Toru Kakuda, Toshiya Shimada, Tomihiro Amano
  • Patent number: 10403478
    Abstract: The present invention increases uniformity of plasma processing in a surface to be processed of an object to be processed or increases uniformity of plasma processing between objects to be processed. There is provided a plasma processing apparatus including: a processing container; a gas supply system; an exhaust system; a plasma generating unit; a gas flow path installed between an outer wall of the processing container and the plasma generating unit, the gas flow path guiding a temperature controlling gas to flow along the outer wall of the processing container; a plurality of gas introduction holes disposed along a circumferential direction of the processing container and configured to introduce the temperature controlling gas into the gas flow path; and a gas exhaustion hole configured to exhaust the temperature controlling gas passed through the gas flow path.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: September 3, 2019
    Assignee: KOKUSAI ELECTRIC CORPORATION
    Inventors: Hidehiro Yanai, Shin Hiyama, Toshiya Shimada, Yukinori Aburatani
  • Patent number: 10287684
    Abstract: A substrate processing apparatus includes a process chamber including a process space configured to accommodate a substrate; a substrate support part including a substrate mounting stand; a first gas supply part; a second gas supply part; a gas introduction port configured to introduce a gas from the first gas supply part or the second gas supply part; a gas rectifying part including an opening through which the gas introduced from the gas introduction port passes; a gas flow passage communicated with the opening and formed between the gas rectifying part and an outer periphery of the substrate mounting stand in a circumferential direction; a gas pressure equalizing part including at least two gas pressure equalizing spaces; a purge gas supply part configured to supply different amount of a purge gas to each of the at least two gas pressure equalizing spaces; and a conductance adjustment part.
    Type: Grant
    Filed: July 2, 2015
    Date of Patent: May 14, 2019
    Assignee: KOKUSAI ELECTRIC CORPORATION
    Inventor: Hidehiro Yanai
  • Publication number: 20180144908
    Abstract: A conventional substrate processing apparatus for generating plasma cannot generate plasma with high density and thus throughput of substrate processing is low.
    Type: Application
    Filed: January 17, 2018
    Publication date: May 24, 2018
    Applicant: HITACHI KOKUSAI ELECTRIC INC
    Inventors: Hidehiro YANAI, Shin HIYAMA, Toru KAKUDA, Toshiya SHIMADA, Tomihiro AMANO
  • Patent number: 9911580
    Abstract: A conventional substrate processing apparatus for generating plasma cannot generate plasma with high density and thus throughput of substrate processing is low. In order to solve this problem, provided is a substrate processing apparatus including a reaction vessel having a tubular shape and provided with a coil installed at an outer circumference thereof; a cover installed at a first end of the reaction vessel; a gas introduction port installed at the cover; a first plate installed between the gas introduction port and an upper end of the coil; a second plate installed between the first plate and the upper end of the coil; a substrate processing chamber installed at a second end of the reaction vessel; and a gas exhaust part connected to the substrate processing chamber.
    Type: Grant
    Filed: November 29, 2011
    Date of Patent: March 6, 2018
    Assignee: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Hidehiro Yanai, Shin Hiyama, Toru Kakuda, Toshiya Shimada, Tomihiro Amano
  • Patent number: 9659767
    Abstract: Generation of adhered materials in a space over a gas guide of a shower head is inhibited. A substrate processing apparatus includes a process chamber; a buffer chamber including a dispersion unit; a process gas supply hole installed in a ceiling portion of the buffer chamber; an inert gas supply hole installed in the ceiling portion; a gas guide disposed in a gap between the dispersion unit and the ceiling portion, the gas guide including a base end portion disposed at a side of the process gas supply hole, a leading end portion disposed closer to the inert gas supply hole than to the process gas supply hole, and a plate portion connecting the base end portion and the leading end portion; a process chamber exhaust unit; and a control unit.
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: May 23, 2017
    Assignee: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Hidehiro Yanai, Hiroshi Ashihara, Atsushi Sano, Tadashi Takasaki