Patents by Inventor Takayuki Nakada
Takayuki Nakada 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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Patent number: 12062546Abstract: A substrate processing apparatus includes: a substrate holding member configured to hold a plurality of substrates; a reaction tube configured to accommodate the substrate holding member and process the substrates; a processing gas supply system configured to supply a processing gas into the reaction tube; and an exhaust system configured to exhaust an internal atmosphere of the reaction tube. The reaction tube includes: a cylindrical portion; a gas supply area formed outside one side wall of the cylindrical portion and connected to the processing gas supply system; and a gas exhaust area formed outside the other side wall of the cylindrical portion opposed to the gas supply area and connected to the exhaust system. Each of the gas supply area and the gas exhaust area has an inner wall which partitions the interior of each of the gas supply area and the gas exhaust area into a plurality of spaces.Type: GrantFiled: February 3, 2021Date of Patent: August 13, 2024Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Hidenari Yoshida, Shigeru Odake, Tomoshi Taniyama, Takayuki Nakada
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Publication number: 20240234187Abstract: Provided is a technique including a plurality of supports configured to support a substrate; at least one upright including a first space inside; and a temperature sensor provided in the first space, the temperature sensor including a temperature detector configured to measure a temperature of the substrate, in which at least one support of the plurality of supports includes a second space inside in communication with the first space to allow the temperature detector to be installed in the second space.Type: ApplicationFiled: March 20, 2024Publication date: July 11, 2024Applicant: Kokusai Electric CorporationInventors: Hitoshi MURATA, Takayuki Nakada, Masaaki Ueno
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Publication number: 20240224238Abstract: A substrate processing apparatus includes: a processing module including a process container in which at least one substrate is processed and a substrate loading port installed at a front side of the processing module, a utility system including a supply system which supplies a processing gas into the first process container and a surface of the first utility system is connected or arranged close to a rear surface of the processing module; a vacuum-exhauster behind the processing module and configured to exhaust an inside of the process container; an exhaust pipe that brings the process container into fluid communication with the vacuum-exhauster; a pipe housing which supports the exhaust pipe; and a first vibration-damping fastener connecting the vacuum-exhauster and the pipe housing. The exhaust pipe includes a first flexible portion that allows displacement of the exhaust pipe's end, and the vacuum-exhauster and pipe housing are installed at a floor.Type: ApplicationFiled: March 18, 2024Publication date: July 4, 2024Applicant: Kokusai Electric CorporationInventors: Daigi KAMIMURA, Tomoshi TANIYAMA, Kenji SHIRAKO, Hironori SHIMADA, Akira HORII, Takayuki NAKADA, Norihiro YAMASHIMA
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Patent number: 11935762Abstract: There is provided a technique that includes: a first processing module including a first process container in which at least one substrate is processed, a first utility system including a first supply system which supplies a first processing gas into the first process container and a surface of the first utility system is connected or arranged close to the first processing module; and a first vacuum pump arranged at the same level as a first exhaust port of the first process container. The first vacuum pump exhausts an inside of the first process container and includes a first intake port formed laterally at a position substantially facing the first exhaust port of the first process container. A first exhaust pipe configured to substantially linearly bring the first exhaust port into fluid communication with the first intake port and including a first valve installed in a flow path.Type: GrantFiled: August 16, 2022Date of Patent: March 19, 2024Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Daigi Kamimura, Tomoshi Taniyama, Kenji Shirako, Hironori Shimada, Akira Horii, Takayuki Nakada, Norihiro Yamashima
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Publication number: 20240076780Abstract: Described herein is a technique capable of adjusting an inner pressure of a process chamber into a high vacuum state in a short time. According to one aspect of the technique, there is provided a substrate processing apparatus including: a pressure sensor; a first exhaust line including a first pipe and a first valve provided thereat; a second exhaust line including a second pipe and a second valve provided thereat; and a controller for adjusting an inner pressure of a process chamber by performing: (a) reducing the inner pressure, based on information from the pressure sensor, from an atmospheric pressure to a vacuum pressure by using the first exhaust line and the second exhaust line; and (b) adjusting either an opening degree of the first valve or the second valve by switching an exhaust path between the first exhaust line and the second exhaust line according to the process pressure.Type: ApplicationFiled: November 8, 2023Publication date: March 7, 2024Applicant: KOKUSAI ELECTRIC CORPORATIONInventors: Masamichi YACHI, Takayuki NAKADA
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Patent number: 11846025Abstract: Described herein is a technique capable of adjusting an inner pressure of a process chamber into a high vacuum state in a short time. According to one aspect of the technique, there is provided a substrate processing apparatus including: a process chamber; a main exhaust line including a first pipe, a first opening degree adjusting valve, an opening/closing valve and a pressure sensor; a bypass exhaust line including a second pipe and a second opening degree adjusting valve; and a controller configured to adjust an inner pressure of the process chamber by: (a) adjusting an opening degree of the second opening degree adjusting valve; (b) closing the second opening degree adjusting valve and opening the opening/closing valve and the first opening degree adjusting valve; and (c) closing the opening/closing valve and the first opening degree adjusting valve and adjusting the opening degree of the second opening degree adjusting valve.Type: GrantFiled: August 5, 2020Date of Patent: December 19, 2023Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Masamichi Yachi, Takayuki Nakada
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Publication number: 20230332288Abstract: A substrate processing apparatus includes: a process container; an exhaust path configured to branch into a first exhaust line and a second exhaust line; a first valve that is installed in the first exhaust line; a second valve that is installed in the second exhaust line; a pressure detector; and a pressure control device configured to be capable of: selecting one valve among the first valve and the second valve according to a pressure setting value in the process container, such that a pressure detection value detected by the pressure detector approaches the pressure setting value; setting an opening degree of an other valve, which is not selected among the first valve and the second valve, to a constant state; and adjusting an opening degree of the selected one valve while maintaining the opening degree of the selected one valve at a value greater than zero.Type: ApplicationFiled: June 16, 2023Publication date: October 19, 2023Applicant: Kokusai Electric CorporationInventors: Masamichi YACHI, Takayuki NAKADA
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Patent number: 11786922Abstract: A voltage application device includes a voltage application circuit. The voltage application circuit applies application voltage between discharge electrode and counter electrode which face each other with a clearance left from each other to generate a discharge. The voltage application device forms discharge path partially and dielectrically broken between discharge electrode and counter electrode when a discharge is generated. Discharge path includes first dielectric breakdown region formed around discharge electrode, and second dielectric breakdown region formed around counter electrode.Type: GrantFiled: July 25, 2019Date of Patent: October 17, 2023Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Tetsunori Aono, Jumpei Oe, Yohei Ishigami, Kana Shimizu, Takafumi Omori, Yukari Nakano, Takayuki Nakada
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Patent number: 11694907Abstract: A substrate processing apparatus, includes a reaction furnace, a preparatory chamber provided below the reaction furnace, an elevating mechanism configured to raise/lower a substrate holder between the reaction furnace and the preparatory chamber, a fluid circulation mechanism including a suction part for sucking a fluid within the preparatory chamber, a pipe part constituting a flow path through which the fluid flows from the suction part to a supply part, and a cooling mechanism, provided in the flow path, for cooling the fluid, and a control part for controlling the fluid circulation mechanism and the elevating mechanism to circulate the fluid sucked from the suction part through the flow path, and supply the fluid from the supply part to the preparatory chamber. The cooling mechanism is disposed adjacent to the suction part to cool the fluid introduced from the suction part before circulating the fluid through the flow path.Type: GrantFiled: August 2, 2017Date of Patent: July 4, 2023Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Toshiki Fujino, Atsushi Umekawa, Takayuki Nakada
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Publication number: 20230017917Abstract: A technique for reducing cooling time for a substrate includes a substrate processing apparatus that may include: a substrate retainer configured to support a substrate; a heat-insulating unit; a transfer chamber; and a gas supply mechanism to supply a gas into the transfer chamber, the gas supply mechanism including: a first gas supply mechanism to supply the gas into an upper region of the transfer chamber. The substrate retainer is disposed such that the gas flows horizontally through the upper region; and a second gas supply mechanism to supply the gas into a lower region of the transfer chamber. The heat-insulating unit is provided such that the gas flows downward through the lower region. The first gas supply mechanism and the second gas supply mechanism are disposed along a first sidewall of the transfer chamber, and the second gas supply mechanism is disposed lower than the first gas supply mechanism.Type: ApplicationFiled: September 28, 2022Publication date: January 19, 2023Applicant: KOKUSAI ELECTRIC CORPORATIONInventors: Takayuki NAKADA, Takashi NOGAMI, Tomoshi TANIYAMA, Daigi KAMIMURA
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Patent number: 11552457Abstract: A discharge device according to the present disclosure includes a discharge electrode and a voltage applicator that applies a voltage to the discharge electrode and thus causes discharge that is further developed from corona discharge at the discharge electrode. The discharge is discharge in which a discharge path is intermittently formed by dielectric breakdown so as to stretch from the discharge electrode to a surrounding. This discharge can be called leader discharge. This makes it possible to increase an amount of generated active component while keeping an increase of ozone small.Type: GrantFiled: July 21, 2017Date of Patent: January 10, 2023Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Youhei Ishigami, Masaharu Machi, Takafumi Omori, Tomohiro Yamaguchi, Osamu Imahori, Tetsunori Aono, Takayuki Nakada, Yukari Nakano
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Publication number: 20220392783Abstract: There is provided a technique that includes: a first processing module including a first process container in which at least one substrate is processed, a first utility system including a first supply system which supplies a first processing gas into the first process container and a surface of the first utility system is connected or arranged close to the first processing module; and a first vacuum pump arranged at the same level as a first exhaust port of the first process container. The first vacuum pump exhausts an inside of the first process container and includes a first intake port formed laterally at a position substantially facing the first exhaust port of the first process container. A first exhaust pipe configured to substantially linearly bring the first exhaust port into fluid communication with the first intake port and including a first valve installed in a flow path.Type: ApplicationFiled: August 16, 2022Publication date: December 8, 2022Applicant: KOKUSAI ELECTRIC CORPORATIONInventors: Daigi KAMIMURA, Tomoshi TANIYAMA, Kenji SHIRAKO, Hironori SHIMADA, Akira HORII, Takayuki NAKADA, Norihiro YAMASHIMA
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Patent number: 11512392Abstract: A substrate processing apparatus includes: a substrate retainer configured to support a substrate; a heat-insulating unit; a transfer chamber; and a gas supply mechanism configured to supply a gas into the transfer chamber, the gas supply mechanism including: a first gas supply mechanism configured to supply the gas into an upper region of the transfer chamber, where the substrate retainer is disposed such that the gas flows horizontally through the upper region; and a second gas supply mechanism configured to supply the gas into a lower region of the transfer chamber, where the heat-insulating unit is provided such that the gas flows downward through the lower region, wherein the first gas supply mechanism and the second gas supply mechanism are disposed along a first sidewall of the transfer chamber, and the second gas supply mechanism is disposed lower than the first gas supply mechanism.Type: GrantFiled: August 29, 2019Date of Patent: November 29, 2022Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Takayuki Nakada, Takashi Nogami, Tomoshi Taniyama, Daigi Kamimura
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Patent number: 11495477Abstract: Provided is a technique in which a heating-up time inside a process chamber is reduced. The technique includes a substrate processing apparatus including a process chamber where a substrate is processed, a substrate retainer configured to support the substrate in the process chamber, a process gas supply unit configured to supply a process gas into the process chamber, a first heater installed outside the process chamber and configured to heat an inside of the process chamber, a thermal insulating unit disposed under the substrate retainer, a second heater disposed in the thermal insulating unit and configured to heat the inside of the process chamber, and a purge gas supply unit configured to supply a purge gas into the thermal insulating unit to purge an inside of the thermal insulating unit.Type: GrantFiled: September 21, 2018Date of Patent: November 8, 2022Assignee: Kokusai Electric CorporationInventors: Shuhei Saido, Hidenari Yoshida, Takatomo Yamaguchi, Takayuki Nakada, Tomoshi Taniyama
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Publication number: 20220344912Abstract: An electric discharge device according to the present disclosure includes a discharge electrode, a counter electrode, a voltage application circuit, and a liquid supply unit. The discharge electrode is a columnar electrode. The counter electrode faces the discharge electrode. The voltage application circuit applies an application voltage between the discharge electrode and the counter electrode. The liquid supply unit supplies liquid to the discharge electrode. The liquid extends and contracts along a central axis of the discharge electrode by discharge. The counter electrode includes a peripheral electrode part and a projecting electrode part. In a direction along the central axis of the discharge electrode, a tip of the liquid in a state in which the liquid extends is located at the same position as an outer peripheral edge of the peripheral electrode part or located closer to the discharge electrode than the outer peripheral edge.Type: ApplicationFiled: July 16, 2020Publication date: October 27, 2022Inventors: Yohei ISHIGAMI, Takafumi OMORI, Tetsunori AONO, Sadahiko WAKABA, Takayuki NAKADA
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Patent number: 11450536Abstract: There is provided a technique that includes: a first processing module including a first process container in which at least one substrate is processed and a substrate loading port installed at a front side of the first processing module; a first utility system including a first supply system configured to supply a first processing gas into the first process container, a surface of the first utility system is connected or arranged close to a rear surface of the first processing module; and a first vacuum-exhauster arranged behind the first processing module and configured to exhaust an inside of the first process container, wherein the first vacuum-exhauster includes an outer side surface configured such that the outer side surface does not protrude more outward than an outer side surface of the first utility system.Type: GrantFiled: March 25, 2021Date of Patent: September 20, 2022Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Daigi Kamimura, Tomoshi Taniyama, Kenji Shirako, Hironori Shimada, Akira Horii, Takayuki Nakada, Norihiro Yamashima
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Patent number: 11222796Abstract: Provided is a technique in which a heating-up time inside a process chamber is reduced. The technique includes a substrate processing apparatus including a process chamber where a substrate is processed, a substrate retainer configured to support the substrate in the process chamber, a process gas supply unit configured to supply a process gas into the process chamber, a first heater installed outside the process chamber and configured to heat an inside of the process chamber, a thermal insulating unit disposed under the substrate retainer, a second heater disposed in the thermal insulating unit and configured to heat the inside of the process chamber, and a purge gas supply unit configured to supply a purge gas into the thermal insulating unit to purge an inside of the thermal insulating unit.Type: GrantFiled: March 22, 2018Date of Patent: January 11, 2022Assignee: Kokusai Electric CorporationInventors: Shuhei Saido, Hidenari Yoshida, Takatomo Yamaguchi, Takayuki Nakada, Tomoshi Taniyama
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Patent number: 11211277Abstract: There is provided a substrate processing apparatus including: a transfer region communicating with a process chamber where substrates are processed; a first shelf region installed above the transfer region and having a first shelf storing transfer vessels accommodating the substrates; a second shelf region installed below a stage part where the vessels to be transferred to and from an external device are loaded, and having a second shelf stacking and storing the transfer vessels; and a transfer vessel transfer robot installed inside a housing accommodating the transfer region, the first shelf region and the second shelf region and transferring the vessels to and from the stage part, the first shelf, the second shelf, and the transfer region. The transfer vessel transfer robot includes: a main body base part; a first table part; a first driving part; a second table part; a second driving part; and a vessel support part.Type: GrantFiled: January 15, 2019Date of Patent: December 28, 2021Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Takeshi Ito, Takayuki Nakada
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Patent number: 11155920Abstract: Provided is a technique capable of purging a adiabatic region without adversely affecting a processing region. A process chamber including a processing region for processing a substrate and a adiabatic region located below the processing region is included inside. A first exhaust portion for discharging an atmosphere of the processing region, and a second exhaust portion for discharging an atmosphere of the adiabatic region, formed at a position overlapping with the adiabatic region in a height direction, are included.Type: GrantFiled: April 8, 2020Date of Patent: October 26, 2021Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Hidenari Yoshida, Tomoshi Taniyama, Takayuki Nakada
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Publication number: 20210305067Abstract: There is provided a technique that includes: a first processing module including a first process container in which at least one substrate is processed and a substrate loading port installed at a front side of the first processing module; a first utility system including a first supply system configured to supply a first processing gas into the first process container, a surface of the first utility system is connected or arranged close to a rear surface of the first processing module; and a first vacuum-exhauster arranged behind the first processing module and configured to exhaust an inside of the first process container, wherein the first vacuum-exhauster includes an outer side surface configured such that the outer side surface does not protrude more outward than an outer side surface of the first utility system.Type: ApplicationFiled: March 25, 2021Publication date: September 30, 2021Applicant: KOKUSAI ELECTRIC CORPORATIONInventors: Daigi KAMIMURA, Tomoshi TANIYAMA, Kenji SHIRAKO, Hironori SHIMADA, Akira HORII, Takayuki NAKADA, Norihiro YAMASHIMA