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).
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Publication number: 20240212989Abstract: 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: ApplicationFiled: March 5, 2024Publication date: June 27, 2024Applicant: Kokusai Electric CorporationInventors: Hidehiro YANAI, Shin Hiyama, Toru Kakuda, Toshiya Shimada, Tomohiro Amano
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Patent number: 11948778Abstract: 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: GrantFiled: July 14, 2021Date of Patent: April 2, 2024Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Hidehiro Yanai, Shin Hiyama, Toru Kakuda, Toshiya Shimada, Tomihiro Amano
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Publication number: 20230416916Abstract: 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: ApplicationFiled: June 16, 2023Publication date: December 28, 2023Applicant: Kokusai Electric CorporationInventor: Hidehiro YANAI
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Publication number: 20230073084Abstract: 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: ApplicationFiled: November 15, 2022Publication date: March 9, 2023Applicant: KOKUSAI ELECTRIC CORPORATIONInventors: Naofumi OHASHI, Hidehiro YANAI, Tadashi TAKASAKI
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Patent number: 11530481Abstract: 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: GrantFiled: August 5, 2020Date of Patent: December 20, 2022Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Naofumi Ohashi, Hidehiro Yanai, Tadashi Takasaki
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Publication number: 20220189801Abstract: 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: ApplicationFiled: March 4, 2022Publication date: June 16, 2022Applicant: KOKUSAI ELECTRIC CORPORATIONInventors: Hidehiro YANAI, Shigenori TEZUKA
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Publication number: 20210343507Abstract: 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: ApplicationFiled: July 14, 2021Publication date: November 4, 2021Applicant: KOKUSAI ELECTRIC CORPORATIONInventors: Hidehiro YANAI, Shin HIYAMA, Toru KAKUDA, Toshiya SHIMADA, Tomihiro AMANO
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Patent number: 11101111Abstract: 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: GrantFiled: August 6, 2020Date of Patent: August 24, 2021Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Hidehiro Yanai, Shin Hiyama, Toru Kakuda, Toshiya Shimada, Tomihiro Amano
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Publication number: 20210079525Abstract: 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: ApplicationFiled: August 5, 2020Publication date: March 18, 2021Applicant: KOKUSAI ELECTRIC CORPORATIONInventors: Naofumi OHASHI, Hidehiro YANAI, Tadashi TAKASAKI
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Publication number: 20210071297Abstract: 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: ApplicationFiled: March 9, 2020Publication date: March 11, 2021Applicant: KOKUSAI ELECTRIC CORPORATIONInventors: Hidehiro YANAI, Tadashi TAKASAKI
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Publication number: 20200381221Abstract: 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: ApplicationFiled: August 6, 2020Publication date: December 3, 2020Applicant: KOKUSAI ELECTRIC CORPORATIONInventors: Hidehiro YANAI, Shin HIYAMA, Toru KAKUDA, Toshiya SHIMADA, Tomihiro AMANO
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Patent number: 10763084Abstract: 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: GrantFiled: January 17, 2018Date of Patent: September 1, 2020Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Hidehiro Yanai, Shin Hiyama, Toru Kakuda, Toshiya Shimada, Tomihiro Amano
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Patent number: 10403478Abstract: 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: GrantFiled: August 28, 2015Date of Patent: September 3, 2019Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Hidehiro Yanai, Shin Hiyama, Toshiya Shimada, Yukinori Aburatani
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Patent number: 10287684Abstract: 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: GrantFiled: July 2, 2015Date of Patent: May 14, 2019Assignee: KOKUSAI ELECTRIC CORPORATIONInventor: Hidehiro Yanai
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Publication number: 20180144908Abstract: A conventional substrate processing apparatus for generating plasma cannot generate plasma with high density and thus throughput of substrate processing is low.Type: ApplicationFiled: January 17, 2018Publication date: May 24, 2018Applicant: HITACHI KOKUSAI ELECTRIC INCInventors: Hidehiro YANAI, Shin HIYAMA, Toru KAKUDA, Toshiya SHIMADA, Tomihiro AMANO
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Patent number: 9911580Abstract: 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: GrantFiled: November 29, 2011Date of Patent: March 6, 2018Assignee: HITACHI KOKUSAI ELECTRIC INC.Inventors: Hidehiro Yanai, Shin Hiyama, Toru Kakuda, Toshiya Shimada, Tomihiro Amano
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Patent number: 9659767Abstract: 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: GrantFiled: September 29, 2014Date of Patent: May 23, 2017Assignee: HITACHI KOKUSAI ELECTRIC INC.Inventors: Hidehiro Yanai, Hiroshi Ashihara, Atsushi Sano, Tadashi Takasaki
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Publication number: 20160379848Abstract: A substrate processing apparatus includes: a processing chamber for processing a substrate; a substrate holding part whereon the substrate is placed; an elevating mechanism to move the substrate holding part vertically; a first gas supply system to supply a halogen-containing process gas to the substrate; a second gas supply system to supply an inert gas to the substrate; an exhaust unit to exhaust the process and inert gases; and a controller to control the elevating mechanism and the gas supply systems to: supply the process gas with a state where heights of the substrate holding part and exhaust unit are adjusted; and supply the inert gas to a center portion of the substrate from thereabove such that the inert gas flows radially from the center portion to a circumference of the substrate along a surface of the substrate and is exhausted out of the processing chamber through the exhaust unit.Type: ApplicationFiled: September 8, 2016Publication date: December 29, 2016Inventors: Yoshihiko YANAGISAWA, Hidehiro YANAI
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Patent number: 9508546Abstract: A method of manufacturing a semiconductor device is disclosed. The method includes (a) loading a substrate into a process chamber; (b) processing the substrate by supplying a process gas into the process chamber via a shower head disposed above the process chamber and including a buffer chamber; (c) unloading the substrate from the process chamber; and (d) cleaning the buffer chamber and the process chamber after performing the step (c), wherein the step (d) comprises: (d-1) cleaning the buffer chamber by a plasma generation from a cleaning gas in the buffer chamber by a plasma generation unit including a plasma generation region switching unit; and (d-2) cleaning the process chamber by switching the plasma generation from the cleaning gas in the buffer chamber to a plasma generation from the cleaning gas in the process chamber by the plasma generation region switching unit.Type: GrantFiled: December 11, 2014Date of Patent: November 29, 2016Assignee: HITACHI KOKUSAI ELECTRIC INC.Inventors: Kazuyuki Toyoda, Tadashi Takasaki, Hiroshi Ashihara, Atsushi Sano, Naonori Akae, Hidehiro Yanai
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Patent number: 9378991Abstract: A substrate processing apparatus includes a transport chamber and a processing chamber that processes substrates. The transport chamber has a first substrate transport member transporting the substrates from the transport chamber to the processing chamber. The processing chamber has a first processing unit which is adjacent to the transport chamber and has a first substrate placing base, a second processing unit which is adjacent to the other side of the transport chamber in the first processing unit and has a second substrate placing base, a second substrate transport member transporting the substrates between the first processing unit and the second processing unit, and a control unit controlling at least the second substrate transport member.Type: GrantFiled: September 11, 2009Date of Patent: June 28, 2016Assignee: HITACHI KOKUSAI ELECTRIC INC.Inventors: Akira Takahashi, Hidehiro Yanai, Masakazu Sakata