Patents by Inventor Tetsuya Kosugi

Tetsuya Kosugi 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: 20160376701
    Abstract: A substrate processing apparatus includes a reaction tube processing a substrate, a heating part disposed on an outside of the reaction tube that heats the interior of the reaction tube, an insulating part disposed on an outside of the heating part, a plurality of flow channels installed in the insulating part and allows an air or a cooling medium to flow, and a ceiling part configured to cover an upper surface of the insulating part. The ceiling part includes a first member having a supply hole formed to communicate with the flow channels and to supply the air or cooling medium into the flow channels, and a second member having a space formed between the second member and the first member and allowing the air or the cooling medium to flow therein and having a partition part to partition the space into at least two spaces.
    Type: Application
    Filed: September 9, 2016
    Publication date: December 29, 2016
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Motoya TAKEWAKI, Tetsuya KOSUGI, Masaaki UENO
  • Patent number: 9460946
    Abstract: A substrate processing apparatus includes a heating part including a cylindrical-shaped heat insulator and a heating wire arranged on the inner circumferential surface of the heat insulator, a heat-insulating part configured to define a cylindrical space between the heating part and the heat insulating part, a cooling gas introduction portion coupled to the cylindrical space and provided above the heat-insulating part to surround the heating part, and a cooling gas discharge portion provided at an approximately same height as that of the cooling gas introduction portion in the diameter direction extending from approximately the center of the cooling gas introduction portion.
    Type: Grant
    Filed: July 6, 2011
    Date of Patent: October 4, 2016
    Assignee: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Hitoshi Murata, Tetsuya Kosugi
  • Patent number: 9449849
    Abstract: Provided is a method of manufacturing a semiconductor device using a heating device capable of suppressing shearing of a holder due to thermal deformation of the heating element included in the heating device. The method includes: loading a substrate into a process chamber surrounded by a heating device including a heating element; and increasing temperature of the heating element including a mountain part and a valley part alternately connected in plurality to form a meander shape with both ends thereof being fixed to an insulating body installed at an outer circumference of the heating element wherein the heating element is fixed to the insulating body by a holding body disposed in a holding body receiving part installed at end of the valley part having a cutout part having a width larger than that of the valley part to heat the substrate in the process chamber.
    Type: Grant
    Filed: July 14, 2014
    Date of Patent: September 20, 2016
    Assignee: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Hitoshi Murata, Tetsuya Kosugi, Shinobu Sugiura
  • Publication number: 20160245704
    Abstract: A thermocouple includes: a temperature measuring portion configured to measure an internal temperature of a reaction tube; a main body portion provided therein with a wire which constitutes the temperature measuring portion; and a cushioning portion attached to the main body portion at least in the vicinity of the temperature measuring portion, wherein the thermocouple is fixed to an outer surface of the reaction tube in a state in which the thermocouple makes contact with the reaction tube through the cushioning portion.
    Type: Application
    Filed: February 24, 2016
    Publication date: August 25, 2016
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Akihiro OSAKA, Hideto YAMAGUCHI, Tetsuya KOSUGI, Tokunobu AKAO, Atsushi UMEKAWA, Motoya TAKEWAKI
  • Patent number: 9269638
    Abstract: A temperature detecting apparatus is provided which is capable of suppressing disconnection of a thermocouple wire or positional deviation of a thermocouple junction portion caused by change over time. The temperature detecting apparatus includes: an insulation rod installed to extend in a vertical direction and including a through-hole in vertical direction; a thermocouple wire inserted in the through-hole of the insulation rod, the thermocouple wire including a thermocouple junction portion at an upper end thereof and an angled portion at a lower end of the insulation rod; and a buffer area installed below the insulation rod and configured to suppress a restriction of a horizontal portion of the angled portion upon heat expansion, wherein an upper portion of the thermocouple wire or a middle portion in the vertical direction are supported by the insulation rod.
    Type: Grant
    Filed: July 30, 2014
    Date of Patent: February 23, 2016
    Assignee: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Tetsuya Kosugi, Masaaki Ueno, Hideto Yamaguchi
  • Publication number: 20150370245
    Abstract: The present disclosure provides a substrate processing apparatus, a substrate processing method, a semiconductor device manufacturing method, and a control program capable of controlling thickness uniformity of a film formed on a substrate. The substrate processing apparatus includes a process chamber into which a substrate is transferred; a heating device heating the substrate, transferred into the process chamber, from its periphery side; a cooling device cooling the substrate, transferred into the process chamber, from its periphery side; a process gas supply unit supplying a process gas into the process chamber; and a control unit controlling the heating device and the cooling device to generate temperature difference between a center and the periphery sides of the substrate and controls the process gas supply unit. The control unit operates the process gas supply unit to stop operation of the cooling device during supply of the process gas into the process chamber.
    Type: Application
    Filed: December 4, 2013
    Publication date: December 24, 2015
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Masashi SUGISHITA, Yuuji URANO, Kiyohiko MAEDA, Masaaki UENO, Tetsuya KOSUGI, Masaya NISHIDA
  • Publication number: 20150221532
    Abstract: A ceiling heat insulator installed above a side wall heat insulator of a heating apparatus for a substrate processing apparatus for processing a substrate is provided. The ceiling heat insulator includes a gas-flow path installed therein to allow a cooling gas to pass therethrough so that the ceiling heat insulator has a solid cross-sectional area in an outer edge side of the ceiling heat insulator that is smaller than that in a center side of the ceiling heat insulator.
    Type: Application
    Filed: February 5, 2015
    Publication date: August 6, 2015
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Tetsuya KOSUGI, Motoya TAKEWAKI, Masaaki UENO, Hitoshi MURATA
  • Patent number: 9064912
    Abstract: A heating device includes: a heating element including a mountain part and a valley part alternately connected in plurality to form a meander shape, and a holding body receiving part an end of the valley part, where a width of the holding body receiving part is greater than that of the valley part; an insulating body installed at an outer circumference of the heating element with both ends of the heating element fixed thereto; and a staple pin penetrating the holding body receiving part and a neighboring holdings body receiving part to fix the heating element to the insulating body, where the staple pin is dislocated with respect to a center of the holding body receiving part and an amount of dislocation of the staple pin varies according to a distance between the holding body receiving part and the both ends.
    Type: Grant
    Filed: July 19, 2010
    Date of Patent: June 23, 2015
    Assignee: Hitachi Kokusai Electric, Inc.
    Inventors: Hitoshi Murata, Tetsuya Kosugi, Shinobu Sugiura, Masaaki Ueno
  • Publication number: 20150093909
    Abstract: A substrate processing apparatus including a vertical reaction container; an insulating wall formed of an insulating material and including a reaction container accommodation chamber for accommodating the reaction container therein; a heater installed in an inner wall of the reception container reception chamber on the insulating wall; an air circulation channel installed vertically in a sidewall of the insulating wall; a blower for distributing air upward or downward in the air circulation channel; intake valves for communicating the air circulation channel with the air; and exhaust valves for communicating the air circulation channel with an equipment exhaust system. In a temperature elevating process and a temperature lowering process, the intake valves and the exhaust valves are switched.
    Type: Application
    Filed: September 18, 2014
    Publication date: April 2, 2015
    Applicant: Hitachi Kokusai Electric Inc.
    Inventors: Hitoshi MURATA, Tetsuya KOSUGI, Masaaki UENO, Masashi SUGISHITA
  • Publication number: 20140342474
    Abstract: A temperature detecting apparatus is provided which is capable of suppressing disconnection of a thermocouple wire or positional deviation of a thermocouple junction portion caused by change over time. The temperature detecting apparatus includes: an insulation rod installed to extend in a vertical direction and including a through-hole in vertical direction; a thermocouple wire inserted in the through-hole of the insulation rod, the thermocouple wire including a thermocouple junction portion at an upper end thereof and an angled portion at a lower end of the insulation rod; and a buffer area installed below the insulation rod and configured to suppress a restriction of a horizontal portion of the angled portion upon heat expansion, wherein an upper portion of the thermocouple wire or a middle portion in the vertical direction are supported by the insulation rod.
    Type: Application
    Filed: July 30, 2014
    Publication date: November 20, 2014
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Tetsuya KOSUGI, Masaaki UENO, Hideto YAMAGUCHI
  • Publication number: 20140322926
    Abstract: Provided is a method of manufacturing a semiconductor device using a heating device capable of suppressing shearing of a holder due to thermal deformation of the heating element included in the heating device. The method includes: loading a substrate into a process chamber surrounded by a heating device including a heating element; and increasing temperature of the heating element including a mountain part and a valley part alternately connected in plurality to form a meander shape with both ends thereof being fixed to an insulating body installed at an outer circumference of the heating element wherein the heating element is fixed to the insulating body by a holding body disposed in a holding body receiving part installed at end of the valley part having a cutout part having a width larger than that of the valley part to heat the substrate in the process chamber.
    Type: Application
    Filed: July 14, 2014
    Publication date: October 30, 2014
    Inventors: Hitoshi Murata, Tetsuya Kosugi, Shinobu Sugiura
  • Patent number: 8847124
    Abstract: Provided are a heating device, a substrate processing apparatus, and a method of manufacturing a semiconductor device, which can suppress differences between heating bodies, and simultaneously, can suppress shearing of a holder due to thermal deformation of the heating element. The heating device comprises: a heating element including a mountain part and a valley part that are alternately connected in plurality in a meander shape with both ends being fixed; holding body receiving parts respectively installed at ends of the valley parts and formed as cutout parts having a width larger than a width of the valley part; an insulating body installed at an outer circumference of the heating element; and a holding body disposed in the holding body receiving part and fixed to the insulating body.
    Type: Grant
    Filed: March 29, 2010
    Date of Patent: September 30, 2014
    Assignee: Hitachi Kokusai Electric Inc.
    Inventors: Hitoshi Murata, Tetsuya Kosugi, Shinobu Sugiura
  • Publication number: 20140287375
    Abstract: A heat insulation structure, which has a cylindrical side wall part formed in a multilayer structure, includes: a cooling gas supply port provided in an upper portion of a side wall outer layer disposed in an outer side of the side wall part; a cooling gas passage provided between a side wall inner layer disposed in an inner side of the side wall part and the side wall outer layer; a space provided in an inner side of the side wall inner layer; a plurality of blowout holes provided in the side wall inner layer for distributing cooling gas from the cooling gas passage to the space; a buffer area continuously provided in the cooling gas supply port and the cooling gas passage; and a throttle part configured to reduce a cross-sectional area of a boundary surface between the buffer area and the cooling gas passage.
    Type: Application
    Filed: March 24, 2014
    Publication date: September 25, 2014
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Tetsuya KOSUGI, Motoya TAKEWAKI, Hitoshi MURATA, Masaaki UENO
  • Patent number: 8822240
    Abstract: A temperature detecting apparatus is provided which is capable of suppressing disconnection of a thermocouple wire or positional deviation of a thermocouple junction portion caused by change over time. The temperature detecting apparatus includes: an insulation rod installed to extend in a vertical direction and including a through-hole in vertical direction; a thermocouple wire inserted in the through-hole of the insulation rod, the thermocouple wire including a thermocouple junction portion at an upper end thereof and an angled portion at a lower end of the insulation rod; and a buffer area installed below the insulation rod and configured to suppress a restriction of a horizontal portion of the angled portion upon heat expansion, wherein an upper portion of the thermocouple wire or a middle portion in the vertical direction are supported by the insulation rod.
    Type: Grant
    Filed: June 28, 2012
    Date of Patent: September 2, 2014
    Assignee: Hitachi Kokusai Electric Inc.
    Inventors: Tetsuya Kosugi, Masaaki Ueno, Hideto Yamaguchi
  • Publication number: 20140120636
    Abstract: A substrate processing apparatus includes: a reaction tube configured to accommodate a substrate holder holding a plurality of substrates and process a substrate held on the substrate holder; a heating unit installed outside the reaction tube and configured to heat an inside of the reaction tube; a protection tube installed to extend in a vertical direction in contact with an outer wall of the reaction tube; an insulating tube disposed inside the protection tube and having through-holes extending in a vertical direction; a thermocouple having a thermocouple junction provided at an upper end thereof, and thermocouple wires joined at the thermocouple junction and inserted into the through-holes of the insulating tube; a gas supply unit configured to supply a gas, for processing a substrate accommodated in the reaction tube, into the reaction tube; and an exhaust unit configured to exhaust a gas from the reaction tube.
    Type: Application
    Filed: September 23, 2013
    Publication date: May 1, 2014
    Applicant: Hitachi Kokusai Electric Inc.
    Inventors: Hideto YAMAGUCHI, Tetsuya KOSUGI, Masaaki UENO
  • Patent number: 8535444
    Abstract: Provided is a substrate processing apparatus. The substrate processing apparatus comprises a reaction vessel configured to process a substrate, and a heating device. The heating device comprises at least one sidewall insulating part surrounding the reaction vessel, a ceiling insulating part placed on the sidewall insulating part and comprising a plurality of stress relief grooves, and a heating element installed at an inner side of the sidewall insulating part.
    Type: Grant
    Filed: February 9, 2009
    Date of Patent: September 17, 2013
    Assignee: Hitachi Kokusai Electric Inc.
    Inventors: Hitoshi Murata, Tetsuya Kosugi, Shinobu Sugiura
  • Publication number: 20130017628
    Abstract: A temperature detecting apparatus is provided which is capable of suppressing disconnection of a thermocouple wire or positional deviation of a thermocouple junction portion caused by change over time. The temperature detecting apparatus includes: an insulation rod installed to extend in a vertical direction and including a through-hole in vertical direction; a thermocouple wire inserted in the through-hole of the insulation rod, the thermocouple wire including a thermocouple junction portion at an upper end thereof and an angled portion at a lower end of the insulation rod; and a buffer area installed below the insulation rod and configured to suppress a restriction of a horizontal portion of the angled portion upon heat expansion, wherein an upper portion of the thermocouple wire or a middle portion in the vertical direction are supported by the insulation rod.
    Type: Application
    Filed: June 28, 2012
    Publication date: January 17, 2013
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Tetsuya KOSUGI, Masaaki UENO, Hideto YAMAGUCHI
  • Publication number: 20120006506
    Abstract: A substrate processing apparatus includes a heating part including a cylindrical-shaped heat insulator and a heating wire arranged on the inner circumferential surface of the heat insulator, a heat-insulating part configured to define a cylindrical space between the heating part and the heat insulating part, a cooling gas introduction portion coupled to the cylindrical space and provided above the heat-insulating part to surround the heating part, and a cooling gas discharge portion provided at an approximately same height as that of the cooling gas introduction portion in the diameter direction extending from approximately the center of the cooling gas introduction portion.
    Type: Application
    Filed: July 6, 2011
    Publication date: January 12, 2012
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Hitoshi MURATA, Tetsuya KOSUGI
  • Publication number: 20110281226
    Abstract: A heater supporting device for use in a semiconductor manufacturing apparatus is provided so as to improve the uniformity of a temperature property and the expected lifespan by preventing support pieces from being damaged and separated from piece holders, and preventing deterioration in adiabatic efficiency in the vicinity of a ceiling of a vertical type furnace. A heating element of a coil shape is disposed around an object. The support pieces are vertically connected in multiple. Hollows of an elliptical shape are formed between the respective support pieces. Concave insertions are formed on one of upper and lower surfaces of the respective support pieces, and convex insertions are formed on the other one of the upper and lower surfaces of the respective support pieces. The convex insertions are insert-fitted with the concave insertions. The support pieces are vertically connected in multiple by insert-fitting the concave insertions to the convex insertions.
    Type: Application
    Filed: May 5, 2011
    Publication date: November 17, 2011
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Tetsuya KOSUGI, Hitoshi MURATA, Shinobu SUGIURA, Masaaki UENO
  • Publication number: 20110021038
    Abstract: Provided are a heating device, a substrate processing apparatus, and a method of manufacturing a semiconductor device, which can suppress differences between heating bodies, and simultaneously, can suppress shearing of a holder due to thermal deformation of the heating element. The heating device comprises: a heating element including a mountain part and a valley part that are alternately connected in plurality in a meander shape with both ends being fixed; holding body receiving parts respectively installed at ends of the valley parts and formed as cutout parts having a width larger than a width of the valley part; an insulating body installed at an outer circumference of the heating element; and a holding body disposed in the holding body receiving part and fixed to the insulating body.
    Type: Application
    Filed: March 29, 2010
    Publication date: January 27, 2011
    Applicant: HITACHI-KOKUSAI ELECTRIC INC.
    Inventors: Hitoshi MURATA, Tetsuya KOSUGI, Shinobu SUGIURA