Patents by Inventor Teruo Komatsu
Teruo Komatsu 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: 10427220Abstract: A nanoparticle production apparatus and automatic production apparatus that allow continuous mass production of nanoparticles with a uniform particle diameter and allow freely adjusting the generation time are provided.Type: GrantFiled: July 11, 2013Date of Patent: October 1, 2019Assignees: APPLIED NANOPARTICLE LABORATORY CORPORATION, NIHON SUPERIOR CO., LTD.Inventors: Teruo Komatsu, Tetsuro Nishimura
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Patent number: 9956610Abstract: An oxygen source-containing composite nanometal paste including at least composite nanometal particles, in which an organic coating layer is formed around a submicron or smaller silver core, and an oxygen source, which feeds oxygen contributing to pyrolysis at a pyrolysis temperature range in which the organic coating layer is pyrolyzed. The oxygen source comprises an oxygen-containing metal compound, and the oxygen content of the oxygen source is within a range of 0.01 mass % to 2 mass % per 100 mass % of the composite nanometal particles.Type: GrantFiled: February 20, 2013Date of Patent: May 1, 2018Assignees: Applied Nanoparticle Laboratory Corporation, Nihon Superior Co., Ltd.Inventor: Teruo Komatsu
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Patent number: 9796052Abstract: The present invention addresses the problem of providing a composite nanometal paste which is relatively low in price and is excellent in terms of bonding characteristics, thermal conductivity, and electrical property. The present invention is a copper-filler-containing composite nanometal paste that contains composite nanometal particles each comprising a metal core and an organic coating layer formed thereon. The metal paste contains a copper filler and contains, as binders, first composite nanometal particles and second composite nanometal particles which differ from the first composite nanometal particles in the thermal decomposition temperature of the organic coating layer, wherein the mass proportion W1 of the organic coating layer in the first composite nanometal particles is in the range of 2-13 mass %, the mass proportion W2 of the organic coating layer in the second composite nanometal particles is in the range of 5-25 mass %, and these particles satisfy the relationships W1.Type: GrantFiled: March 30, 2012Date of Patent: October 24, 2017Assignees: APPLIED NANOPARTICLE LABORATORY CORPORATION, SHINDENGEN ELECTRIC MANUFACTURING CO., LTD.Inventors: Teruo Komatsu, Ryo Matsubayashi
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Publication number: 20160136732Abstract: A nanoparticle production method, production apparatus and automatic production apparatus that allow continuous mass production of nanoparticles with a uniform particle diameter and allow freely adjusting the generation time are provided.Type: ApplicationFiled: July 11, 2013Publication date: May 19, 2016Applicants: APPLIED NANOPARTICLE LABORATORY CORPORATION, NIHON SUPERIOR CO., LTD.Inventor: TERUO KOMATSU
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Publication number: 20150053753Abstract: The present invention addresses the problem of providing a composite nanometal paste which is relatively low in price and is excellent in terms of bonding characteristics, thermal conductivity, and electrical property. The present invention is a copper-filler-containing composite nanometal paste that contains composite nanometal particles each comprising a metal core and an organic coating layer formed thereon. The metal paste contains a copper filler and contains, as binders, first composite nanometal particles and second composite nanometal particles which differ from the first composite nanometal particles in the thermal decomposition temperature of the organic coating layer, wherein the mass proportion W1 of the organic coating layer in the first composite nanometal particles is in the range of 2-13 mass %, the mass proportion W2 of the organic coating layer in the second composite nanometal particles is in the range of 5-25 mass %, and these particles satisfy the relationships W1.Type: ApplicationFiled: March 30, 2012Publication date: February 26, 2015Applicants: Applied Nanoparticle Laboratory Corporation, Shindengen Electric Manufacturing Co., Ltd.Inventors: Teruo Komatsu, Ryo Matsubayashi
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Publication number: 20150037197Abstract: An oxygen source-containing composite nanometal paste including at least composite nanometal particles, in which an organic coating layer is formed around a submicron or smaller silver core, and an oxygen source, which feeds oxygen contributing to pyrolysis at a pyrolysis temperature range in which the organic coating layer is pyrolyzed. The oxygen source comprises an oxygen-containing metal compound, and the oxygen content of the oxygen source is within a range of 0.01 mass % to 2 mass % per 100 mass % of the composite nanometal particles.Type: ApplicationFiled: February 20, 2013Publication date: February 5, 2015Inventor: Teruo Komatsu
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Patent number: 8906317Abstract: A production apparatus of composite silver nanoparticle including: a device for arranging a silver salt microparticle and at least an alcohol solvent selected from alcohols having a carbon number of 1 to 12; a raw material mixer for preparing an alcohol solution by mixing the silver salt microparticle into the alcohol solvent added more excessively than the mol number of the silver salt microparticle to make an excess alcohol solution; a reactor for generating a composite silver nanoparticle by heating the excess alcohol solution at a generation temperature PT generating an aldehyde for a generation time with a heater, in which a silver core is formed by reducing the silver salt microparticle by the alcohol solvent and/or the aldehyde and the composite silver nanoparticle having an organic coating layer originated from the alcohol solvent around the silver core is formed, and a chiller for cooling the alcohol solution.Type: GrantFiled: December 6, 2012Date of Patent: December 9, 2014Assignee: Applied Nanoparticle Laboratory CorporationInventor: Teruo Komatsu
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Patent number: 8497022Abstract: Provided is a composite nanometal paste which, when a layer of the paste interposed between upper and lower bodies is sintered in an inert gas under no load until the layer turns to a metal layer, attains a shear bond strength between the upper and lower bodies of 10 MPa or higher. The composite nanometal paste contains, as metallic components, composite metallic nanoparticles comprising metal cores with an average particle diameter of X (nm) and an organic coating layer formed around the circumference, metallic nanofiller particles having an average particle diameter of d (nm), and metallic filler particles having an average particle diameter of D (nm), and satisfies the first relation X<d<D and the second relation X<d<100 (nm).Type: GrantFiled: April 27, 2010Date of Patent: July 30, 2013Assignees: Applied Nanoparticle Laboratory Corporation, Toyota Jidosha Kabushiki KaishaInventors: Teruo Komatsu, Yoshinori Shibata, Hideo Nakamura, Masashi Furukawa, Ryosuke Gomi, Mitsuhiro Kanou, Tsukasa Sugie, Narutaka Kasuya, Shuhei Yamaguchi, Toshitaka Ishizaki, Tadashi Oshima, Hisaaki Takao, Naotoshi Tominaga
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Patent number: 8491998Abstract: Provided is a composite nanometal paste, whose layer, when sintered in an inert gas under no load, gives a metal layer that is equal or superior in electrical conductivity and thermal conductivity to conventional lead-rich solders. The composite nanometal paste contains, as metal components, composite metal nanoparticles comprising metal cores with an average particle diameter of d (nm) and an organic coating layer formed around the circumference, and metal filler particles having an average particle diameter of D (nm), and satisfies the first relation d<D and the second relation d<100 (nm).Type: GrantFiled: July 16, 2009Date of Patent: July 23, 2013Assignees: Applied Nanoparticle Laboratory Corporation, Shindengen Electric Manufacturing Co., Ltd.Inventors: Teruo Komatsu, Ryo Matsubayashi
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Patent number: 8459529Abstract: A production method of composite silver nanoparticle including the steps of: arranging at least an alcohol solvent selected from alcohols with a carbon number of 1 to 12 composed of methanol, ethanol, propanol, buthanol, pentanol, hexanol, heptanol, octhanol, nonanol, decanol, undecanol and dodecanol; preparing an alcohol solution by mixing a silver salt into the alcohol solvent added more excessively than the mol number of the silver salt so as to become an excess alcohol solution; heating the excess alcohol solution in a reaction chamber at a generation temperature PT generating an aldehyde for a generation time; forming a silver core through reducing of the silver salt by the alcohol solvent and/or the aldehyde; and forming a composite silver nanoparticle having an organic coating layer originated from the alcohol solvent around the silver core.Type: GrantFiled: December 6, 2012Date of Patent: June 11, 2013Assignee: Applied Nanoparticle Laboratory CorporationInventor: Teruo Komatsu
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Patent number: 8348134Abstract: A cold formation method of composite silver nanoparticles has been established. Thus, provided are composite silver nanoparticles comprising a silver core, which is made up of aggregated silver atoms and has an average particle diameter of from 1 to 20 nm, and an organic coating layer formed thereon which comprises at least one member selected from an alcohol molecule derivative having 1 to 12 carbon atoms, an alcohol molecule residue or an alcohol molecule; a composite silver nanopaste which contains at least the composite silver nanoparticles and a solvent and/or a viscosity grant agent added thereto; a method of producing the same; an apparatus for producing the same; a method of bonding the same; and a method of patterning the same.Type: GrantFiled: December 25, 2008Date of Patent: January 8, 2013Assignee: Applied Nanoparticle Laboratory CorporationInventor: Teruo Komatsu
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Publication number: 20120114972Abstract: Provided is a composite nanometal paste, whose layer, when sintered in an inert gas under no load, gives a metal layer that is equal or superior in electrical conductivity and thermal conductivity to conventional lead-rich solders. The composite nanometal paste contains, as metal components, composite metal nanoparticles comprising metal cores with an average particle diameter of d (nm) and an organic coating layer formed around the circumference, and metal filler particles having an average particle diameter of D (nm), and satisfies the first relation d<D and the second relation d<100 (nm).Type: ApplicationFiled: July 16, 2009Publication date: May 10, 2012Applicants: SHINDENGEN ELECTRIC MANUFACTURING CO., LTD., APPLIED NANOPARTICLE LABORATORY CORPORATIONInventors: Teruo Komatsu, Ryo Matsubayashi
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Publication number: 20120107628Abstract: Provided is a composite nanometal paste which, when a layer of the paste interposed between upper and lower bodies is sintered in an inert gas under no load until the layer turns to a metal layer, attains a shear bond strength between the upper and lower bodies of 10 MPa or higher. The composite nanometal paste contains, as metallic components, composite metallic nanoparticles comprising metal cores with an average particle diameter of X (nm) and an organic coating layer formed around the circumference, metallic nanofiller particles having an average particle diameter of d (nm), and metallic filler particles having an average particle diameter of D (nm), and satisfies the first relation X<d<D and the second relation X<d<100 (nm).Type: ApplicationFiled: April 27, 2010Publication date: May 3, 2012Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, APPLIED NANOPARTICLE LABORATORY CORPORATIONInventors: Teruo Komatsu, Yoshinori Shibata, Hideo Nakamura, Masashi Furukawa, Ryosuke Gomi, Mitsuhiro Kanou, Tsukasa Sugie, Narutaka Kasuya, Shuhei Yamaguchi, Toshitaka Ishizaki, Tadashi Oshima, Hisaaki Takao, Naotoshi Tominaga
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Publication number: 20110042447Abstract: A cold formation method of composite silver nanoparticles has been established. Thus, provided are composite silver nanoparticles comprising a silver core, which is made up of aggregated silver atoms and has an average particle diameter of from 1 to 20 nm, and an organic coating layer formed thereon which comprises at least one member selected from an alcohol molecule derivative having 1 to 12 carbon atoms, an alcohol molecule residue or an alcohol molecule; a composite silver nanopaste which contains at least the composite silver nanoparticles and a solvent and/or a viscosity grant agent added thereto; a method of producing the same; an apparatus for producing the same; a method of bonding the same; and a method of patterning the same.Type: ApplicationFiled: December 25, 2008Publication date: February 24, 2011Inventor: Teruo Komatsu
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Patent number: 6730400Abstract: Ultrafine composite metal particles comprising a surfactant sheath and an organic compound sheath that surround a metal core in which metal atoms obtained by reduction precipitation from an organic metal compound have agglomerated, the particle diameter being 1 to 100 nm. The ultrafine composite metal particle may comprise a surfactant sheath that surrounds a metal core in which metal atoms obtained by reduction precipitation from an inorganic metal compound have agglomerated. The ultrafine composite metal particles are obtained by forming an ultrafine particle precursor by producing a colloidal solution of an organic metal compound or an inorganic metal compound in a nonaqueous solvent using a surfactant, and by reducing the ultrafine particle precursor by adding a reducing agent to this colloidal solution, thus forming ultrafine composite metal particles with a diameter of 1 to 100 nm and having at least a surfactant sheath around a metal cored.Type: GrantFiled: December 14, 2001Date of Patent: May 4, 2004Inventors: Teruo Komatsu, Hiroshi Nagasawa
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Patent number: 6561503Abstract: A sheet processing apparatus including a stacking portion for stacking sheets, an alignment reference wall disposed in approximately parallel with a conveying direction of the sheet, an alignment moving wall for performing alignment by making an end portion of the sheet hit with the alignment reference wall, a processing mechanical section for carrying out binding with respect to the sheet bundle thus aligned, and a plurality of rotating pairs disposed in a widthwise direction approximately perpendicular to the conveying direction of the sheet for conveying the sheet bundle in a pinching manner.Type: GrantFiled: June 28, 2000Date of Patent: May 13, 2003Assignee: Canon Kabushiki KaishaInventors: Atsushi Ogata, Teruo Komatsu, Yasuyoshi Hayakawa, Tsuyoshi Waragai, Tomoyuki Araki, Masayoshi Fukatsu
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Patent number: 6382614Abstract: The present invention relates to a sheet processing apparatus comprising an intermediate staking portion for aligning a sheet sent, a reference wall for positioning the sheet, a stapler form performing a binding operation with respect to a sheet bundle aligned by the reference wall, delivery means for delivering the sheet bundle from the intermediate stacking portion, a sheet stacking portion for stacking the sheet bundle and guide means provided above the sheet stacking portion and at an end portion on the stapler side of the end portions in the width direction of the sheet. The guide means supports an end portion on the stapler side of the sheet bundle when the sheet bundle is delivered from the delivery means in a staple mode in which the binding operation is preformed with respect to the sheet bundled.Type: GrantFiled: July 7, 2000Date of Patent: May 7, 2002Assignee: Canon Kabushiki KaishaInventors: Masayoshi Fukatsu, Teruo Komatsu, Yasuyoshi Hayakawa, Tsuyoshi Waragai, Tomoyuki Araki, Atsushi Ogata
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Patent number: 6382616Abstract: A sheet treating apparatus has a discharging device for discharging a sheet with an image formed thereon to a sheet stacking device, the stacking device having an abutment reference member disposed on the leading end side of the sheet stacking device and an urging member disposed on a sheet trailing end side of the sheet stacking device for urging the sheet discharged from the discharging device toward the abutment reference member.Type: GrantFiled: January 19, 2000Date of Patent: May 7, 2002Assignee: Canon Kabushiki KaishaInventors: Tsuyoshi Waragai, Teruo Komatsu, Yasuyoshi Hayakawa, Tomoyuki Araki, Atsushi Ogata, Masayoshi Fukatsu
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Patent number: 6365545Abstract: A highly functional material characterized in that a photocatalyst comprising fine particles of rutile type titanium dioxide strongly supporting ultra-fine metal particles selected from the group consisting of Pt, Au, Pd, Rh, Pu and Ag with a particle diameter of 1 nm to 5 nm by firing treatment so as to exhibit a quantum tumbling effect of electron between the metal particles and the rutile type titanium dioxide and the photocatalyst is scattered on a surface of the base material so as to be irradiated by a light with wavelength smaller than about 407 nm.Type: GrantFiled: November 21, 2000Date of Patent: April 2, 2002Assignees: Daiken Chemical Co., Ltd.Inventors: Teruo Komatsu, Akio Harada, Ryosuke Ueyama
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Patent number: 6352253Abstract: A discharged sheet stacking apparatus includes a sheet feed-in device for pinching and feeding a sheet onto a sheet stacking portion on which a plurality of sheets are stacked and for causing a tip end of the sheet to abut against a sheet stopper. The sheet feed in device is disposed at a position spaced apart from the sheet stopper by a distance smaller than a length of the sheet. The sheet feed-in device continues the feeding operation while pinching a tail end of the sheet even after the tip end of the sheet abuts against the sheet stopper so that, after a loop is formed in the tail end of the sheet, the sheet is discharged onto the sheet stacking portion.Type: GrantFiled: February 17, 1999Date of Patent: March 5, 2002Assignee: Canon Kabushiki KaishaInventors: Yasuyoshi Hayakawa, Teruo Komatsu, Tsuyoshi Waragai, Atsushi Ogata