Patents by Inventor Toshiaki Masui
Toshiaki Masui 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: 20240094688Abstract: A machining result processing device includes processing circuitry configured to collect machining result information; calculate a provisional evaluation value for machining performed; estimate an estimated convergence value when the provisional evaluation value has not converged; determine whether to terminate the machining before the provisional evaluation value converges when the provisional evaluation value has not converged; determine the estimated convergence value as an evaluation value when the machining is terminated and determine the convergence value of the provisional evaluation value as an evaluation value after the provisional evaluation value has converged when the machining is not terminated; and determine an optimal machining condition when the search is terminated and generates a machining condition to be tried next when the search is not terminated, in which until it is determined to end the search, each of aforementioned processes described above is repeatedly performed.Type: ApplicationFiled: November 29, 2023Publication date: March 21, 2024Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Hideyuki MASUI, Toshiaki KUROKAWA, Tomoaki TAKADA
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Patent number: 11673376Abstract: The invention provides a laminate including a fluoroelastomer layer and a fluororesin layer which are firmly bonded to each other. The laminate includes a fluoroelastomer layer (A) and a fluororesin layer (B) stacked on the fluoroelastomer layer (A). The fluoroelastomer layer (A) is a layer formed from a fluoroelastomer composition. The fluoroelastomer composition contains a fluoroelastomer, a basic multifunctional compound, and at least one compound (a) selected from the group consisting of a fluororesin (a1) and a phosphorus compound (a2). The compound (a) is present in an amount of 0.01 to 120 parts by mass relative to 100 parts by mass of the fluoroelastomer. The fluororesin layer (B) is formed from a fluororesin (b1) having a fuel permeability coefficient of 2.0 g·mm/m2/day or lower.Type: GrantFiled: December 4, 2017Date of Patent: June 13, 2023Assignee: DAIKIN INDUSTRIES. LTD.Inventors: Kozue Osawa, Toshiaki Masui, Yuuki Kuwajima, Takeshi Inaba
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Publication number: 20220254659Abstract: A member for a semiconductor cleaning apparatus, including prepreg containing a carbon fiber and a tetrafluoroethylene/perfluoro(alkyl vinyl ether) copolymer which are thermally fused with each other, wherein the carbon fiber contains a carbon fiber in the form of a sheet.Type: ApplicationFiled: April 21, 2022Publication date: August 11, 2022Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Shinji MURAKAMI, Hirokazu YUKAWA, Keisuke HAGI, Toshiaki MASUI
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Patent number: 11155064Abstract: A laminate including: a rubber layer (A); and a fluororesin layer (B) laminated on the rubber layer (A), the rubber layer (A) being formed of a rubber composition for vulcanization containing: at least one unvulcanized rubber (a1) selected from acrylonitrile-butadiene rubber and its hydride, styrene-butadiene rubber, chloroprene rubber, butadiene rubber, natural rubber, isoprene rubber, ethylene-propylene-termonomer-copolymer rubber, silicone rubber, butyl rubber, and acrylic rubber; at least one compound (a2) selected from 1,8-diazabicyclo(5.4.0)undec-7-ene salts, 1,5-diazabicyclo(4.3.0)-non-5-ene salts, 1,8-diazabicyclo(5.4.0)undec-7-ene, and 1,5-diazabicyclo(4.3.0)-non-5-ene; at least one compound (a3) selected from aldehyde-amine compounds and metal hydrates; magnesium oxide (a4); and silica (a5), the fluororesin layer (B) being formed of a fluoropolymer composition containing a fluoropolymer (b1) having a copolymer unit derived from chlorotrifluoroethylene.Type: GrantFiled: September 20, 2018Date of Patent: October 26, 2021Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Yuuki Kuwajima, Toshiaki Masui, Takeshi Inaba
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Patent number: 11110693Abstract: The invention provides a laminate in which a fluororesin layer and a rubber layer are firmly bonded to each other and the fluororesin layer has low fuel permeability and is less likely to suffer solvent cracking. The laminate includes a rubber layer (A) and a fluororesin layer (B). The fluororesin layer (B) contains a copolymer containing a chlorotrifluoroethylene unit, a tetrafluoroethylene unit, and a perfluoroalkyl vinyl ether unit. The copolymer contains 96.0 to 97.4 mol % of the chlorotrifluoroethylene unit and the tetrafluoroethylene unit relative to all the monomer units constituting the copolymer and 2.6 to 4.0 mol % of the perfluoroalkyl vinyl ether unit relative to all the monomer units constituting the copolymer.Type: GrantFiled: July 21, 2017Date of Patent: September 7, 2021Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Yuuki Kuwajima, Toshiaki Masui, Takeshi Inaba
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Publication number: 20190344545Abstract: The invention provides a laminate including a fluoroelastomer layer and a fluororesin layer which are firmly bonded to each other. The laminate includes a fluoroelastomer layer (A) and a fluororesin layer (B) stacked on the fluoroelastomer layer (A). The fluoroelastomer layer (A) is a layer formed from a fluoroelastomer composition. The fluoroelastomer composition contains a fluoroelastomer, a basic multifunctional compound, and at least one compound (a) selected from the group consisting of a fluororesin (a1) and a phosphorus compound (a2). The compound (a) is present in an amount of 0.01 to 120 parts by mass relative to 100 parts by mass of the fluoroelastomer. The fluororesin layer (B) is formed from a fluororesin (b1) having a fuel permeability coefficient of 2.0 g·mm/m2/day or lower.Type: ApplicationFiled: December 4, 2017Publication date: November 14, 2019Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Kozue OSAWA, Toshiaki MASUI, Yuuki KUWAJIMA, Takeshi INABA
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Publication number: 20190210339Abstract: The invention provides a laminate in which a fluororesin layer and a rubber layer are firmly bonded to each other and the fluororesin layer has low fuel permeability and is less likely to suffer solvent cracking. The laminate includes a rubber layer (A) and a fluororesin layer (B). The fluororesin layer (B) contains a copolymer containing a chlorotrifluoroethylene unit, a tetrafluoroethylene unit, and a perfluoroalkyl vinyl ether unit. The copolymer contains 96.0 to 97.4 mol % of the chlorotrifluoroethylene unit and the tetrafluoroethylene unit relative to all the monomer units constituting the copolymer and 2.6 to 4.0 mol % of the perfluoroalkyl vinyl ether unit relative to all the monomer units constituting the copolymer.Type: ApplicationFiled: July 21, 2017Publication date: July 11, 2019Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Yuuki KUWAJIMA, Toshiaki MASUI, Takeshi INABA
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Patent number: 10256012Abstract: An assembly conductor manufacturing method includes aligning, around a center strand, a plurality of peripheral strands, each having at least two side surfaces, one of which opposes an adjacent peripheral strand on one side in a circumferential direction and the other of which opposes an adjacent peripheral strand on the other side in the circumferential direction, so as to form an assembly conductor in which the center strand and the peripheral strands are aligned; twisting the plurality of peripheral strands around the center strand that forms the assembly conductor; and plastic forming the twisted assembly conductor into a substantially rectangular sectional shape. The peripheral strand provided with the two side surfaces has a sectional shape in which a width between the side surfaces becomes narrower toward the center strand.Type: GrantFiled: April 16, 2014Date of Patent: April 9, 2019Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Toshiaki Masui, Hirofumi Inoshita
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Patent number: 10252496Abstract: A laminate including: a rubber layer (A); and a fluororesin layer (B) laminated on the rubber layer (A), the rubber layer (A) being formed of a rubber composition for vulcanization containing: at least one unvulcanized rubber (a1) selected from acrylonitrile-butadiene rubber and its hydride, styrene-butadiene rubber, chloroprene rubber, butadiene rubber, natural rubber, isoprene rubber, ethylene-propylene-termonomer-copolymer rubber, silicone rubber, butyl rubber, and acrylic rubber; at least one compound (a2) selected from 1,8-diazabicyclo(5.4.0)undec-7-ene salts, 1,5-diazabicyclo(4.3.0)-non-5-ene salts, 1,8-diazabicyclo(5.4.0)undec-7-ene, and 1,5-diazabicyclo(4.3.0)-non-5-ene; at least one compound (a3) selected from dithiocarbamic acid copper salts, aldehyde-amine compounds, and metal hydrates; magnesium oxide (a4); and silica (a5), the fluororesin layer (B) being formed of a fluoropolymer composition containing a fluoropolymer (b1) having a copolymer unit derived from chlorotrifluoroethylene.Type: GrantFiled: October 5, 2012Date of Patent: April 9, 2019Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Yuuki Kuwajima, Toshiaki Masui, Takeshi Inaba
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Patent number: 10236753Abstract: A method of manufacturing an assembled conductor includes: arranging a plurality of peripheral wires having anisotropic cross-sectional shapes around a central wire; bundling the central wire and the peripheral wires that have been arranged, to form a conducting wire bundle; and rolling the conducting wire bundle to form the assembled conductor. The arranging includes a bending process for bending the plurality of peripheral wires in directions along imaginary lines that extend radially relative to an axis of the central wire on an imaginary plane intersecting the axis of the central wire.Type: GrantFiled: November 20, 2014Date of Patent: March 19, 2019Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Daisuke Mizushima, Toshiaki Masui, Hironari Adachi, Hirofumi Inoshita
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Publication number: 20190030869Abstract: A laminate including: a rubber layer (A); and a fluororesin layer (B) laminated on the rubber layer (A), the rubber layer (A) being formed of a rubber composition for vulcanization containing: at least one unvulcanized rubber (a1) selected from acrylonitrile-butadiene rubber and its hydride, styrene-butadiene rubber, chloroprene rubber, butadiene rubber, natural rubber, isoprene rubber, ethylene-propylene-termonomer-copolymer rubber, silicone rubber, butyl rubber, and acrylic rubber; at least one compound (a2) selected from 1,8-diazabicyclo(5.4.0)undec-7-ene salts, 1,5-diazabicyclo(4.3.0)-non-5-ene salts, 1,8-diazabicyclo(5.4.0)undec-7-ene, and 1,5-diazabicyclo(4.3.0)-non-5-ene; at least one compound (a3) selected from aldehyde-amine compounds and metal hydrates; magnesium oxide (a4); and silica (a5), the fluororesin layer (B) being formed of a fluoropolymer composition containing a fluoropolymer (b1) having a copolymer unit derived from chlorotrifluoroethylene.Type: ApplicationFiled: September 20, 2018Publication date: January 31, 2019Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Yuuki KUWAJIMA, Toshiaki MASUI, Takeshi INABA
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Publication number: 20180223089Abstract: The invention provides a fluororesin that is less likely to suffer blistering or cracking even when rapidly decompressed from a high-temperature and high-pressure state. The fluororesin contains a vinylidene fluoride unit. The vinylidene fluoride unit represents 10.0 to 100 mol % of all the monomer units constituting the fluororesin. The fluororesin exhibits a weight loss of 0.1% or less after heated at 300° C. for two hours.Type: ApplicationFiled: July 8, 2016Publication date: August 9, 2018Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Kazuki HOSODA, Kenji ICHIKAWA, Kazunobu UCHIDA, Yuuko IWAMATSU, Yuuki KUWAJIMA, Hayato TSUDA, Toshiaki MASUI
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Patent number: 9809008Abstract: A laminate of a rubber layer (A) and a fluororesin layer (B) on the rubber layer (A), wherein the rubber layer (A) is a layer made of a rubber composition for vulcanization, the rubber composition for vulcanization contains an unvulcanized rubber (a1); at least one compound (a2) selected from the group consisting of a 1,8-diazabicyclo(5.4.0)undec-7-ene salt, a 1,5-diazabicyclo(4.3.0)-non-5-ene salt, 1,8-diazabicyclo(5.4.0)undec-7-ene, and 1,5-diazabicyclo(4.3.0)-non-5-ene; magnesium oxide (a3); and silica (a4), the amount of the compound (a2) is larger than 1.0 part by mass and not larger than 5.0 parts by mass, for each 100 parts by mass of the unvulcanized rubber (a1), the fluororesin layer (B) is a layer made of a fluoropolymer composition, and the fluoropolymer composition contains a fluoropolymer (b1) having a copolymer unit derived from chlorotrifluoroethylene.Type: GrantFiled: May 19, 2010Date of Patent: November 7, 2017Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Toshiaki Masui, Tomihiko Yanagiguchi, Mayuko Taeda, Takeshi Inaba
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Publication number: 20160276910Abstract: A method of manufacturing an assembled conductor includes: arranging a plurality of peripheral wires having anisotropic cross-sectional shapes around a central wire; bundling the central wire and the peripheral wires that have been arranged, to form a conducting wire bundle; and rolling the conducting wire bundle to form the assembled conductor. The arranging includes a bending process for bending the plurality of peripheral wires in directions along imaginary lines that extend radially relative to an axis of the central wire on an imaginary plane intersecting the axis of the central wire.Type: ApplicationFiled: November 20, 2014Publication date: September 22, 2016Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Daisuke MIZUSHIMA, Toshiaki MASUI, Hironari ADACHI, Hirofumi INOSHITA
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Patent number: 9273771Abstract: In a method for manufacturing a multi-stage gear in which no gap is formed between a small-diameter gear and a large-diameter gear, there are included a first step of forming the small-diameter gear on an outer peripheral surface of a workpiece, a second step of forming a large-diameter gear part by plastically deforming an end portion of the workpiece to increase the diameter thereof, and a third step of forming the large-diameter gear by cutting the large-diameter gear part.Type: GrantFiled: July 8, 2011Date of Patent: March 1, 2016Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Takuya Sukeda, Hirofumi Inoshita, Koji Shimoda, Akinori Tomioka, Toshiaki Masui, Hironori Aoyama
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Publication number: 20160027559Abstract: An assembly conductor manufacturing method includes aligning, around a center strand, a plurality of peripheral strands, each having at least two side surfaces, one of which opposes an adjacent peripheral strand on one side in a circumferential direction and the other of which opposes an adjacent peripheral strand on the other side in the circumferential direction, so as to form an assembly conductor in which the center strand and the peripheral strands are aligned; twisting the plurality of peripheral strands around the center strand that forms the assembly conductor; and plastic forming the twisted assembly conductor into a substantially rectangular sectional shape. The peripheral strand provided with the two side surfaces has a sectional shape in which a width between the side surfaces becomes narrower toward the center strand.Type: ApplicationFiled: April 16, 2014Publication date: January 28, 2016Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Toshiaki MASUI, Hirofumi INOSHITA
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Publication number: 20150107194Abstract: There is provided a method for producing a PCTFE film having excellent moisture resistance, good tensile elongation, and excellent formability. Provided is a method for producing a polychlcrotrifluoroethylene film, the method including step (1) of melting and molding polychlorotrifluoroethylene into a film, step (2) of maintaining the formed film at a temperature of 100° C. to 170° C., and step (3) of cooling the film to room temperature after the maintaining, wherein the temperature of the film is not allowed to be 170° C. or lower during an interval between step (1) and step (2).Type: ApplicationFiled: October 17, 2014Publication date: April 23, 2015Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Tatsuya HIGUCHI, Toshiaki MASUI, Hidenori OZAKI, Shinya MURAKAMI, Takeshi INABA
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Publication number: 20140248496Abstract: A laminate including: a rubber layer (A); and a fluororesin layer (B) laminated on the rubber layer (A), the rubber layer (A) being formed of a rubber composition for vulcanization containing: at least one unvulcanized rubber (a1) selected from acrylonitrile-butadiene rubber and its hydride, styrene-butadiene rubber, chloroprene rubber, butadiene rubber, natural rubber, isoprene rubber, ethylene-propylene-termonomer-copolymer rubber, silicone rubber, butyl rubber, and acrylic rubber; at least one compound (a2) selected from 1,8-diazabicyclo(5.4.0)undec-7-ene salts, 1,5-diazabicyclo(4.3.0)-non-5-ene salts, 1,8-diazabicyclo(5.4.0)undec-7-ene, and 1,5-diazabicyclo(4.3.0)-non-5-ene; at least one compound (a3) selected from dithiocarbamic acid copper salts, aldehyde-amine compounds, and metal hydrates; magnesium oxide (a4); and silica (a5), the fluororesin layer (B) being formed of a fluoropolymer composition containing a fluoropolymer (b1) having a copolymer unit derived from chlorotrifluoroethylene.Type: ApplicationFiled: October 5, 2012Publication date: September 4, 2014Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Yuuki Kuwajima, Toshiaki Masui, Takeshi Inaba
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Publication number: 20140144269Abstract: In a method for manufacturing a multi-stage gear in which no gap is formed between a small-diameter gear and a large-diameter gear, there are included a first step of forming the small-diameter gear on an outer peripheral surface of a workpiece, a second step of forming a large-diameter gear part by plastically deforming an end portion of the workpiece to increase the diameter thereof, and a third step of forming the large-diameter gear by cutting the large-diameter gear part.Type: ApplicationFiled: July 8, 2011Publication date: May 29, 2014Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Takuya Sukeda, Hirofumi Inoshita, Koji Shimoda, Akinori Tomioka, Toshiaki Masui, Hironori Aoyama
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Publication number: 20130230675Abstract: A laminated body comprises a rubber layer (A) and a fluororesin layer (B) laminated over the rubber layer (A) The rubber layer (A) is a layer comprising a rubber composition for vulcanization. The rubber composition for vulcanization comprises an epichlorohydrin rubber (a1), at least one compound (a2) selected from the group consisting of salts of 1,8-diazabicyclo(5.4.0)undecene-7, salts of 1,5-diazabicyclo(4.3.0)-nonene-5, 1,8-diazabicyclo(5.4.0) undecene-7, and 1,5-diazabicyclo(4.3.0)-nonene-5, an epoxy resin (a3), and at least one water-carrying substance (a4) selected from water-absorbed substances and hydrated substances. The fluororesin layer (B) is a layer comprising a fluorine-contained polymer composition and the fluorine-contained polymer composition comprises a fluorine-contained polymer (b1) having a copolymerization unit originating from chlorotrifluoroethylene.Type: ApplicationFiled: November 10, 2011Publication date: September 5, 2013Applicants: DAISO CO., LTD., DAIKIN INDUSTRIES, LTD.Inventors: Toshiaki Masui, Takeshi Inaba, Yuuki Kuwajima, Koshiro Hamaguchi, Motoki Kitagawa