Patents by Inventor Teruyuki Hayashi
Teruyuki Hayashi 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: 8021623Abstract: An examination assistant device (3) is used for examination in which a process solution containing an etching solution is held in contact with an examination objective portion of a quartz pole member (21) of a semiconductor processing apparatus, and then the process solution is analyzed to identify a metal impurity contained in the examination objective portion. The pole member (21) includes a pair of concave portions (22) disposed one on either side of the examination objective portion. The examination assistant device (3) includes a pair of end plates (32) configured to engage with the pair of concave portions, a frame (30) connecting the pair of end plates, and a solution receiver (31) disposed between the pair of end plates. The solution receiver (31) has dimensions to store the process solution and hold the process solution in contact with the examination objective portion.Type: GrantFiled: September 6, 2004Date of Patent: September 20, 2011Assignee: Tokyo Electron LimitedInventors: Masayuki Oikawa, Katsuhiko Anbai, Nobuhiro Takahashi, Teruyuki Hayashi
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Patent number: 8008211Abstract: A pattern forming method includes (a) forming pairs of deposits on sidewalls of mask portions in first mask patterns by forming a thin film thereon, etching it to leave deposits, and exposing a top surface of a second-layer film between the deposits; (b) forming second mask patterns formed of mask portions corresponding to the deposits by removing the mask portion, plasma etching the second-layer film, and removing the deposits; (c) forming a thin film thereon, and etching it to leave deposits on sidewalls of mask portions facing each other and to expose a third-layer film between the deposits while leaving deposits between adjacent mask portions; and (d) forming grooves thereon by removing the second mask portion, and etching off the third-layer film.Type: GrantFiled: December 24, 2008Date of Patent: August 30, 2011Assignee: Tokyo Electron LimitedInventors: Akitake Tamura, Teruyuki Hayashi, Kaoru Fujihara
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Patent number: 7993458Abstract: A gas exhaust unit evacuates the inside of a vacuum transfer chamber at a constant exhaust rate. An gas exhaust valve is kept normally open, and a purge gas (N2 gas) is supplied from a purge gas supply source into the vacuum transfer chamber via a mass flow controller (MFC) and an opening/closing valve. A main control unit controls a pressure in the vacuum transfer chamber to be within a specified range through a flow rate set value for the MFC while monitoring a pressure in the vacuum transfer chamber via a vacuum gauge. The main control unit determines occurrence of abnormality when the pressure exceeds a specified upper limit and then takes such actions as changing a flow rate set value for the MFC, giving an alarm and stopping the operation of a vacuum processing apparatus.Type: GrantFiled: July 9, 2008Date of Patent: August 9, 2011Assignee: Tokyo Electron LimitedInventors: Masaki Kondo, Teruyuki Hayashi, Misako Saito
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Patent number: 7946152Abstract: In a measuring apparatus, an atmosphere to be inspected taken out from a space to be inspected in a processing system is analyzed for organic gas concentration. The apparatus is provided with a collector having an approach connected to the space to be inspected. The collector is connected to a gas exhaust system and an adsorption material for preparing a captured organic gas is held in the collector. A temperature control mechanism including a heater controls the adsorption/desorption of organic gas through temperature control of the adsorption material. A carrier gas is supplied from a carrier gas supplying system in order to transfer the desorbed gas taken from the captured organic gas and the concentration of organic gas in the carrier gas transferring the desorbed gas is determined in a concentration measuring unit.Type: GrantFiled: June 2, 2006Date of Patent: May 24, 2011Assignee: Tokyo Electron LimitedInventors: Misako Saito, Teruyuki Hayashi
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Publication number: 20110090612Abstract: Provided is an atmosphere cleaning device comprising a means for establishing a down-flow in the atmosphere, in which a treating object is positioned, a plurality of ionizers arranged at positions above the treating object and symmetrically in the layout, as viewed downward, across the treating object, for feeding either cation or anion transversely of the down-flow, and a means for applying such a DC voltage to the treating object as has the same polarity as that of the voltage being applied to those ionizers. The atmosphere cleaning device is characterized in that the symmetrically arranged ionizers are arranged to face each other.Type: ApplicationFiled: April 13, 2009Publication date: April 21, 2011Applicant: TOKYO ELECTRON LIMITEDInventors: Junji Oikawa, Akitake Tamura, Teruyuki Hayashi
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Patent number: 7923680Abstract: An analysis apparatus includes a first process part for removing a film formed on a substrate by irradiating the film with ultraviolet light, a second process part for providing a solution onto a surface of the substrate for dissolving an object being analyzed on the substrate, and a third process part for analyzing the object being analyzed in the solution that is used in the second step.Type: GrantFiled: June 21, 2007Date of Patent: April 12, 2011Assignee: Tokyo Electron LimitedInventors: Kazuya Dobashi, Shigeru Kawamura, Kohei Tsugita, Teruyuki Hayashi
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Patent number: 7883582Abstract: A gas exhaust unit evacuates the inside of a vacuum transfer chamber at a constant exhaust rate. An gas exhaust valve is kept normally open, and a purge gas (N2 gas) is supplied from a purge gas supply source into the vacuum transfer chamber via a mass flow controller (MFC) and an opening/closing valve. A main control unit controls a pressure in the vacuum transfer chamber to be within a specified range through a flow rate set value for the MFC while monitoring a pressure in the vacuum transfer chamber via a vacuum gauge. The main control unit determines occurrence of abnormality when the pressure exceeds a specified upper limit and then takes such actions as changing a flow rate set value for the MFC, giving an alarm and stopping the operation of a vacuum processing apparatus.Type: GrantFiled: July 9, 2008Date of Patent: February 8, 2011Assignee: Tokyo Electron LimitedInventors: Masaki Kondo, Teruyuki Hayashi, Misako Saito
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Patent number: 7829044Abstract: The invention provides a process by which rare earth metal ions can be efficiently extracted by easy operation, and effective extracting reagents for the process. Specifically, phosphonamides represented by the general formula [1]; a process for producing the same; reagents for extracting rare earth metal ions, containing the phosphonamides; and a process for extraction of rare earth metal ions with the phosphonamides: [1] wherein R1 is alkyl, cycloalkyl, alkenyl, cycloalkenyl, alkynyl, aryl, aralkyl, or a heterocyclic group, with the proviso that each group may be substituted; R2 is hydrogen, alkyl, cycloalkyl, alkenyl, cycloalkenyl, aryl, aralkyl, or a heterocyclic group, with the proviso that each group may be substituted; R3 is hydrogen, alkyl, cycloalkyl, alkenyl, cycloalkenyl, aryl, aralkyl, or a heterocyclic group, with the proviso that each group may be substituted, or the two R3s may be united to form alkylene, cycloalkylene, or arylene.Type: GrantFiled: March 3, 2003Date of Patent: November 9, 2010Assignee: Japan Science and Technology AgencyInventors: Yoshikazu Makioka, Teruyuki Hayashi, Masato Tanaka, Li-Biao Han
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Publication number: 20100245812Abstract: Provided is a method and apparatus for inspecting a defect of a shape formed on a substrate. Primary inspection is sequentially performed on specific patterns in a plurality of divided regions of the substrate by using an optical method, and one or more regions on which secondary inspection is to be performed are selected from the regions. One or more defects are detected by performing the secondary inspection using an electron beam on the selected regions.Type: ApplicationFiled: August 7, 2007Publication date: September 30, 2010Applicant: Tokyo Electron LimitedInventors: Misako Saito, Teruyuki Hayashi, Kaoru Fujiwara
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Publication number: 20100154712Abstract: A source gas generating device includes a liquid accommodation unit that accommodates therein the liquid source obtained by liquefying the solid source; a first energy feed unit that supplies energy to raise a temperature of a first region within the liquid accommodation unit to a melting point of the solid source; a second energy feed unit that supplies energy to raise a temperature of a second region within the liquid accommodation unit to a temperature higher than the temperature of the first region, the second region being distanced apart from the first region via a liquid flowing region; a solid source feed unit that supplies the solid source into the first region of the liquid accommodation unit; and an outlet port that discharges the source gas produced by the evaporation of the liquid source within the second region of the liquid accommodation unit.Type: ApplicationFiled: December 16, 2009Publication date: June 24, 2010Applicant: TOKYO ELECTRON LIMITEDInventors: Akitake Tamura, Teruyuki Hayashi
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Publication number: 20100111648Abstract: Any particle adhesion onto the surface of a substrate to be processed is prevented. There is provided a substrate processing apparatus characterized by including a transfer chamber for, via a gate to which a substrate accommodating container for accommodation of the substrate is set, performing transfer of the substrate between the same and the substrate accommodating container, a processing chamber for applying a specific process to the substrate, a load-lock chamber for linking the processing chamber with the transfer chamber, and a temperature control unit for at the stage of transferring the substrate into at least one of the transfer chamber and the load-lock chamber, so as for the temperature of the substrate just before the transfer thereof to be higher than the temperature of the interior of the chamber, into which the substrate will be transferred, controlling at least one of the temperature of the substrate and the temperature of the interior of the chamber.Type: ApplicationFiled: January 31, 2008Publication date: May 6, 2010Applicant: TOKYO ELECTRON LIMITEDInventors: Akitake Tamura, Teruyuki Hayashi
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Publication number: 20100043820Abstract: Disclosed is a substrate treatment method intended for a substrate having, on its surface, a composite product of an inorganic material containing silicon oxide and an organic material containing carbon and fluorine. The method comprises: an ultraviolet ray treatment step for irradiating the surface of the substrate with ultraviolet ray to remove a part of the organic material; a hydrogen fluoride processing step which is conducted after the ultraviolet ray processing step and which is for supplying a steam of hydrogen fluoride onto the surface of the substrate to remove at least a part of the inorganic material; and a heating processing step which is conducted after the ultraviolet ray processing step and which is for heating the substrate to cause the shrinkage of a part of the organic material that remains unremoved.Type: ApplicationFiled: October 1, 2007Publication date: February 25, 2010Applicant: TOKYO ELECTRON LIMITEDInventors: Shigeru Kawamura, Teruyuki Hayashi
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Publication number: 20090218483Abstract: An analysis apparatus includes a first process part for removing a film formed on a substrate by irradiating the film with ultraviolet light, a second process part for providing a solution onto a surface of the substrate for dissolving an object being analyzed on the substrate, and a third process part for analyzing the object being analyzed in the solution that is used in the second step.Type: ApplicationFiled: June 21, 2007Publication date: September 3, 2009Applicant: TOKYO ELECTRON LIMITEDInventors: Kazuya Dobashi, Shigeru Kawamura, Kohei Tsugita, Teruyuki Hayashi
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Publication number: 20090206255Abstract: Provided is a substrate inspection apparatus for inspecting defects of a pattern formed on a laminated structure on a substrate. The laminated structure includes a first and a second layer sequentially formed on the substrate, which have different compositions from each other. The substrate inspection apparatus includes: an electron emission unit for irradiating primary electrons onto the substrate; an electron detection unit for detecting secondary electrons generated by irradiating the primary electrons; a data processing unit for processing data of the secondary electrons detected by the electron detection unit; and a voltage control unit for controlling an acceleration voltage of the primary electrons. The voltage control unit controls the acceleration voltage such that the primary electrons irradiated to the exposed second layer arrive at the inside of the first layer or the second layer other than near an interface of the first layer and the second layer.Type: ApplicationFiled: January 25, 2007Publication date: August 20, 2009Applicant: Tokyo Electron LimitedInventors: Misako Saito, Teruyuki Hayashi
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Publication number: 20090206253Abstract: In a substrate inspection method, it is inspected whether the metal electrode is electrically connected to the conductive film by radiating electron beams onto a surface of the substrate to detect the number of secondary electrons emitted therefrom. The method includes placing the substrate onto a mounting table; inspecting the metal electrode by radiating electron beams onto an area of the substrate including the metal electrode at a first acceleration voltage and detecting secondary electrons emitted from the metal electrode; and radiating electron beams onto an area of the substrate not including the metal electrode at a second acceleration voltage. The second acceleration voltage is set such that a difference between the number of electrons entering the insulation film and the number of secondary electrons emitted from the insulation film is smaller at the second acceleration voltage than at the first acceleration voltage.Type: ApplicationFiled: February 10, 2009Publication date: August 20, 2009Applicant: TOKYO ELECTRON LIMITEDInventors: Misako SAITO, Teruyuki Hayashi, Akitake Tamura, Kaoru Fujihara
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Publication number: 20090194233Abstract: A component (10) for a semiconductor processing apparatus includes a matrix (10a) defining a shape of the component, and a protection film (10c) covering a predetermined surface of the matrix. The protection film (10c) consists essentially of an amorphous oxide of a first element selected from the group consisting of aluminum, silicon, hafnium, zirconium, and yttrium. The protection film (10c) has a porosity of less than 1% and a thickness of 1 nm to 10 ?m.Type: ApplicationFiled: June 23, 2006Publication date: August 6, 2009Applicant: Tokyo Electron LimitedInventors: Akitake Tamura, Kazuya Dobashi, Teruyuki Hayashi
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Publication number: 20090183476Abstract: A gas purifying apparatus for removing particles from a gas. The gas purifying apparatus includes a first filter layer and a second filter layer, and the diameter of a fiber forming the first filter layer is larger than that of a fiber forming the second filter layer. A semiconductor manufacturing apparatus can use such a gas purifying apparatus.Type: ApplicationFiled: April 2, 2007Publication date: July 23, 2009Applicant: TOKYO ELECTRON LIMITEDInventors: Kazuya Dobashi, Teruyuki Hayashi, Akitake Tamura
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Publication number: 20090176374Abstract: A pattern forming method includes (a) forming pairs of deposits on sidewalls of mask portions in first mask patterns by forming a thin film thereon, etching it to leave deposits, and exposing a top surface of a second-layer film between the deposits; (b) forming second mask patterns formed of mask portions corresponding to the deposits by removing the mask portion, plasma etching the second-layer film, and removing the deposits; (c) forming a thin film thereon, and etching it to leave deposits on sidewalls of mask portions facing each other and to expose a third-layer film between the deposits while leaving deposits between adjacent mask portions; and (d) forming grooves thereon by removing the second mask portion, and etching off the third-layer film.Type: ApplicationFiled: December 24, 2008Publication date: July 9, 2009Applicant: TOKYO ELECTRON LIMITEDInventors: Akitake TAMURA, Teruyuki Hayashi, Kaoru Fujihara
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Publication number: 20090113991Abstract: In a measuring apparatus, an atmosphere to be inspected taken out from a space to be inspected in a processing system is analyzed for organic gas concentration. The apparatus is provided with a collector having an approach connected to the space to be inspected. The collector is connected to a gas exhaust system and an adsorption material for preparing a captured organic gas is held in the collector. A temperature control mechanism including a heater controls the adsorption/desorption of organic gas through temperature control of the adsorption material. A carrier gas is supplied from a carrier gas supplying system in order to transfer the desorbed gas taken from the captured organic gas and the concentration of organic gas in the carrier gas transferring the desorbed gas is determined in a concentration measuring unit.Type: ApplicationFiled: June 2, 2006Publication date: May 7, 2009Applicant: TOKYO ELECTRON LIMITEDInventors: Misako Saito, Teruyuki Hayashi
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Patent number: 7508518Abstract: The present invention relates to a particle measuring method for irradiating light to a surface of a substrate to scatter the light so as to measure a condition of particles on the substrate based on the scattered light. The particle measuring method according to the present invention comprises the steps of: heating a certain liquid to obtain a steam; supplying the steam onto a substrate so that a content of the steam is absorbed by each particle, while a temperature of the substrate is maintained in such a manner that the steam does not condense on the substrate; cooling the substrate before the particle dries so that the content absorbed by the particle is solidified, while preventing generation of solidified substance on regions of the surface of the substrate to which no particle adheres; and irradiating light to the substrate to scatter the light and detecting the scattered light, under a condition in which the content absorbed by the particle has been solidified.Type: GrantFiled: March 27, 2008Date of Patent: March 24, 2009Assignee: Tokyo Electron LimitedInventors: Akitake Tamura, Kaoru Fujihara, Teruyuki Hayashi