Patents by Inventor Kaoru Masuda
Kaoru Masuda 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: 7513265Abstract: Disclosed is a high pressure processing method for subjecting a processing object to a high pressure processing using a high pressure fluid. In this method, the high pressure fluid is brought into collision with the surface of the processing object placed in a high pressure processing chamber, and then distributed along the surface of the processing object in an outward direction beyond the processing object.Type: GrantFiled: October 21, 2003Date of Patent: April 7, 2009Assignees: Kabushiki Kaisha Kobe Seiko Sho, Dainippon Screen Mfg. Co., Ltd.Inventors: Tetsuya Yoshikawa, Yoichi Inoue, Katsumi Watanabe, Kaoru Masuda, Katsuyuki Iijima, Tomomi Iwata, Yusuke Muraoka, Kimitsugu Saito, Ikuo Mizobata
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Patent number: 7220714Abstract: A process for removing residues from the microstructure of an object is provided, which comprises steps of preparing a remover including carbon dioxide, an additive for removing the residues and a co-solvent dissolving the additive in said carbon dioxide at a pressurized fluid condition; and bringing the object into contact with the remover so as to remove the residues from the object. A composition for removing residues from the microstructure of an object is also provided.Type: GrantFiled: April 13, 2004Date of Patent: May 22, 2007Assignee: Air Products and Chemicals, Inc.Inventors: Kaoru Masuda, Katsuyuki Iijima, Tetsuya Yoshikawa, Darry W. Peters
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Publication number: 20050279381Abstract: The present invention provides a method for cleaning a microstructure capable of efficiently removing pollutants such as resist residue without causing damage to a substance such as a low-k film which is necessary for a semiconductor wafer. The cleaning method includes fluidizing a cleaning agent composition essentially containing carbon dioxide and a cleaning component under high pressure, and bringing the cleaning agent composition into contact with a microstructure to remove a substance adhering to the microstructure, wherein hydrogen fluoride is used as the cleaning component.Type: ApplicationFiled: November 4, 2003Publication date: December 22, 2005Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)Inventors: Kaoru Masuda, Katsuyuki Iijima
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Patent number: 6962161Abstract: In a high pressure processing method for removing an unnecessary substrate on the surface of the surface of a workpiece by bringing it into contact with supercritical carbon dioxide and additives in a high-pressure chamber, removing the unnecessary substance on the workpiece, first rinsing and second rinsing are performed under a substantially same pressure with continuous flowing of supercritical carbon dioxide.Type: GrantFiled: November 21, 2002Date of Patent: November 8, 2005Assignee: Kobe Steel, Ltd.Inventors: Yoichi Inoue, Kaoru Masuda, Katsuyuki Iijima
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Publication number: 20050196539Abstract: A method impregnates a material with an agent, by forming an agent-containing phase having a low density and containing an agent and carbon dioxide in a supercritical or subcritical state, and increasing the density of the agent-containing phase. This method can effectively impregnate a material having fine voids or pores with an agent in a short time by using supercritical or subcritical carbon dioxide.Type: ApplicationFiled: February 22, 2005Publication date: September 8, 2005Inventors: Kaoru Masuda, Katsuyuki Iijima
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Patent number: 6841246Abstract: A welding wire of the type consists of a plated or uncovered solid wire and a flux-cored wire for carbon steel or stainless steel, wherein one or more of hydrocarbon compounds selected from the group consisting of saturated or unsaturated hydrocarbon compounds, which have from 5 to 12 carbon atoms and a linear or branched structure, and hydrocarbon compounds having a cyclic structure are deposited on a wire surface. A lubricating oil and/or lubricating particles are chemically combined with a wire surface through the one or more hydrocarbon compounds. The total amount of the hydrocarbon compounds, and a lubricating oil and/or lubricating particles deposited on the wire surface is in the range of 0.1 to 5 g per 10 kg of the wire.Type: GrantFiled: September 24, 2001Date of Patent: January 11, 2005Assignee: Kabushiki Kaisha Kobe Seiko ShoInventors: Hiroyuki Shimizu, Mika Nishida, Kaoru Masuda, Kazuhiko Ito, Kuniaki Miyazaki, Norio Masaie
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Publication number: 20040198627Abstract: A process for removing residues from the microstructure of an object is provided, which comprises steps of preparing a remover including CO2, an additive for removing the residues and a co-solvent dissolving the additive in said CO2 at a pressurized fluid condition; and bringing the object into contact with the remover so as to remove the residues from the object. An apparatus for implementing the process is also provided.Type: ApplicationFiled: April 9, 2004Publication date: October 7, 2004Applicant: Kobe Steel, Ltd.Inventors: Kaoru Masuda, Katsuyuki Iijima, Tetsuo Suzuki, Nobuyuki Kawakami, Masahiro Yamagata, Darryl W. Peters, Matthew I. Egbe
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Publication number: 20040123484Abstract: Disclosed is a high pressure processing method for subjecting a processing object to a high pressure processing using a high pressure fluid. In this method, the high pressure fluid is brought into collision with the surface of the processing object placed in a high pressure processing chamber, and then distributed along the surface of the processing object in an outward direction beyond the processing object.Type: ApplicationFiled: October 21, 2003Publication date: July 1, 2004Applicants: KABUSHIKI KAISHA KOBE SEIKO SHO, DAINIPPON SCREEN MFG. CO., LTD.Inventors: Tetsuya Yoshikawa, Yoichi Inoue, Katsumi Watanabe, Kaoru Masuda, Katsuyuki Iijima, Tomomi Iwata, Yusuke Muraoka, Kimitsugu Saito, Ikuo Mizobata
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Publication number: 20040103922Abstract: In a high pressure processing method for removing an unnecessary substrate on the surface of the surface of a workpiece by bringing it into contact with supercritical carbon dioxide and additives in a high-pressure chamber, removing the unnecessary substance on the workpiece, first rinsing and second rinsing are performed under a substantially same pressure with continuous flowing of supercritical carbon dioxide.Type: ApplicationFiled: October 1, 2003Publication date: June 3, 2004Inventors: Yoichi Inoue, Kaoru Masuda, Katsuyuki Iijima
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Publication number: 20030217764Abstract: A process for removing residues from the microstructure of an object is provided, which comprises steps of preparing a remover including carbon dioxide, an additive for removing the residues and a co-solvent dissolving the additive in said carbon dioxide at a pressurized fluid condition; and bringing the object into contact with the remover so as to remove the residues from the object. A composition for removing residues from the microstructure of an object is also provided.Type: ApplicationFiled: May 23, 2002Publication date: November 27, 2003Inventors: Kaoru Masuda, Katsuyuki Iijima, Tetsuya Yoshikawa, Darryl W. Peters
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Publication number: 20030183251Abstract: Disclosed is a drying method constituted such that, in a case of including the cleaning step using the water-containing solvent, substituting a water on a microstructure by a fluorocarbon type solvent having the water substitution solvent proper value X of from 0.01 to 10 defined by the formula (1) and further substituting by a fluorocarbon type solvent which may be identical with or different from the fluorocarbon type solvent described above, enabling steps up to the drying with liquefied/critical carbon dioxide to be conducted rapidly and to prevent collapse or swell of a photoresist pattern.Type: ApplicationFiled: March 31, 2003Publication date: October 2, 2003Applicant: Kabushiski Kaisha Kobe Seiko ShoInventors: Nobuyuki Kawakami, Kohei Suzuki, Katsuyuki Iijima, Takeharu Tanaka, Yoshiyuki Nagase, Kaoru Masuda, Masahiro Yamagata
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Publication number: 20030106573Abstract: A process for removing residues from the microstructure of an object is provided, which comprises steps of preparing a remover including CO2, an additive for removing the residues and a co-solvent dissolving the additive in said CO2 at a pressurized fluid condition; and bringing the object into contact with the remover so as to remove the residues from the object. An apparatus for implementing the process is also provided.Type: ApplicationFiled: October 4, 2002Publication date: June 12, 2003Inventors: Kaoru Masuda, Katsuyuki Iijima, Tetsuo Suzuki, Nobuyuki Kawakami, Masahiro Yamagata, Darryl W Peters, Matthew Legbe
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Publication number: 20020184788Abstract: Disclosed is a drying method constituted such that a microstructure is brought into contact with liquefied carbon dioxide or supercritical carbon dioxide while the surface of the microstructure being covered with a fluorocarbon type solvent, and that when in a cleaning step using a water-containing solvent, water is substituted for a water draining liquid, and then this water draining liquid is substituted for the fluorocarbon type solvent, enabling steps up to the drying step to be smoothly conducted and to prevent collapse or swell of a photoresist pattern.Type: ApplicationFiled: April 22, 2002Publication date: December 12, 2002Inventors: Nobuyuki Kawakami, Kohei Suzuki, Katsuyuki Iljima, Takeharu Tanaka, Yoshiyuki Nagase, Kaoru Masuda
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Publication number: 20020164873Abstract: A process for removing residues from the microstructure of an object is provided, which comprises steps of preparing a remover including CO2, an additive for removing the residues and a co-solvent dissolving the additive in said CO2 at a pressurized fluid condition; and bringing the object into contact with the remover so as to remove the residues from the object. An apparatus for implementing the process is also provided.Type: ApplicationFiled: February 8, 2002Publication date: November 7, 2002Inventors: Kaoru Masuda, Katsuyuki IIjima, Tetsuo Suzuki, Nobuyuki Kawakami, Masahiro Yamagata, Darryl W. Peters, Matthew I. Egbe
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Patent number: 6416599Abstract: The present invention provides a gas generating agent for an air bag including a fuel component of nitrogenous organic compound and an oxidizing agent as its major components, to which at least one metal nitride or metal carbide that is allowed to react with a metallic component contained in the fuel component or the oxidizing agent to form slag is added, thus providing the effects of: solving the slag collecting problem which stands in the way of commercially practicing the nitrogenous organic compound base fuels; promoting the size reduction of the gas generator through the full use of high rate of gasification of the nitrogenous organic compound base fuels; and providing a gas generating agent molded member which is strong and stable with age by improving heat resistant properties and formability of the nitrogenous organic compound base fuels which are poor compared with the metallic compound azide of an inorganic matter.Type: GrantFiled: June 28, 1999Date of Patent: July 9, 2002Assignees: Nippon Kayaku Kabushiki-Kaisha, Kabushiki Kaisha Kobe Seiko ShoInventors: Eiichiro Yoshikawa, Ryo Minoguchi, Akihiko Kuroiwa, Takeshi Kanda, Kenjiro Ikeda, Makoto Iwasaki, Akihiko Tanaka, Eishi Sato, Dairi Kubo, Kaoru Masuda, Moriyoshi Kanamaru
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Publication number: 20020037420Abstract: A welding wire of the type consists of a plated or uncovered solid wire and a flux-cored wire for carbon steel or stainless steel, wherein one or more of hydrocarbon compounds selected from the group consisting of saturated or unsaturated hydrocarbon compounds, which have from 5 to 12 carbon atoms and a linear or branched structure, and hydrocarbon compounds having a cyclic structure are deposited on a wire surface. A lubricating oil and/or lubricating particles are chemically combined with a wire surface through the one or more hydrocarbon compounds. The total amount of the hydrocarbon compounds, and a lubricating oil and/or lubricating particles deposited on the wire surface is in the range of 0.1 to 5 g per 10 kg of the wire.Type: ApplicationFiled: September 24, 2001Publication date: March 28, 2002Applicant: KABUSHIKI KAISHA KOBE SEIKO SHOInventors: Hiroyuki Shimizu, Mika Nishida, Kaoru Masuda, Kazuhiko Ito, Kuniaki Miyazaki, Norio Masaie
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Patent number: 6337144Abstract: A welding wire of the type consists of a plated or uncovered solid wire and a flux-cored wire for carbon steel or stainless steel, wherein one or more of hydrocarbon compounds selected from the group consisting of saturated or unsaturated hydrocarbon compounds, which have from 5 to 12 carbon atoms and a linear or branched structure, and hydrocarbon compounds having a cyclic structure are deposited on a wire surface. A lubricating oil and/or lubricating particles are chemically combined with a wire surface through the one or more hydrocarbon compounds. The total amount of the hydrocarbon compounds, and a lubricating oil and/or lubricating particles deposited on the wire surface is in the range of 0.1 to 5 g per 10 kg of the wire.Type: GrantFiled: November 12, 1998Date of Patent: January 8, 2002Assignee: Kabushiki Kaisha Kobe Seiko ShoInventors: Hiroyuki Shimizu, Mika Nishida, Kaoru Masuda, Kazuhiko Ito, Kuniaki Miyazaki, Norio Masaie
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Patent number: 5807443Abstract: A cold-worked titanium material subjected to isostatic material and a backing plate are brought into contact with each other and subsequently hot-pressing. By such working the titanium material and the backing plate are bonded with each other by mutual diffusion and simultaneously the titanium material is recrystallized. The isostatic pressing is performed under a pressure of 50 to 200 MPa at a temperature of 300.degree. to 450.degree. C. The surface of the titanium material is preferably subjected to a surface roughening treatment to provide with a roughness level of 6S to 12S prior to the isostatic pressing.Type: GrantFiled: November 27, 1996Date of Patent: September 15, 1998Assignee: Hitachi Metals, Ltd.Inventors: Kaoru Masuda, Shigeru Taniguchi, Akitoshi Hiraki
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Patent number: 5710384Abstract: The invention provides a magneto-optical recording medium target and a manufacture method thereof which target can produce the leakage magnetic flux in sufficient density and has the high mechanical strength. The target is a sintered body containing 15 to 30 atomic % at least one rare earth metal and the balance at least one transition metal, in which alloy powder having such a composition is sintered so that the original morphology of the alloy powder essentially remains. Specifically, the target has a micro structure in which the alloy powder particles consisted of the rare earth metal and the transition metal are interconnected through grain boundary phases. The target is able to have the deflective strength not less than 50 MPa, the relative density not less than 99%, and the content of oxygen not more than 1000 ppm. Particulate micro structures preferably have a grain size d.ltoreq.250 .mu.m and a volume mean size d.sub.av of 50.ltoreq.d.sub.ad .ltoreq.120 .mu.m.Type: GrantFiled: March 8, 1996Date of Patent: January 20, 1998Assignee: Hitachi Metals, Ltd.Inventor: Kaoru Masuda
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Patent number: 5607780Abstract: Disclosed are a target material for magneto-optical recording medium having a structure formed by sintering of an RE-TM phase (A) having a composition with an RE content higher than that of the composition of an intermetallic compound represented by the chemical formula TM.sub.2 RE, and a TM-RE phase (B) having a composition with an RE content equal to or lower than that of the composition of an intermetallic compound represented by the chemical formula TM.sub.2 E, wherein RE denotes at least one rare earth element selected from the group of elements consisting of Nd, Gd, Tb, Dy, Ho and Er, and TM denotes at least one element selected from the group of metals of the iron group which consists of Fe, Co and Ni; and a process for producing the same.Type: GrantFiled: May 20, 1994Date of Patent: March 4, 1997Assignee: Hitachi Metals, Ltd.Inventors: Kaoru Masuda, Takashi Meguro