Patents by Inventor Tomohito Mizukami
Tomohito Mizukami 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: 11890586Abstract: A device produces fine bubbles that has a simple configuration and that is capable of generating fine bubbles. This fine bubble generation device includes: a porous body having continuous pores; a liquid supply section that supplies a liquid to the porous body and causes the liquid to circulate through the continuous pores; and a liquid discharge section for discharging liquid that has circulated through the continuous pores.Type: GrantFiled: September 9, 2019Date of Patent: February 6, 2024Assignees: CATALER CORPORATION, NATIONAL UNIVERSITY CORPORATION SHIZUOKA UNIVERSITYInventors: Tomohito Mizukami, Yusuke Saito, Nobuyuki Mase
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Publication number: 20230285924Abstract: A honeycomb substrate holder for holding a honeycomb substrate, the honeycomb substrate holder comprising: an elastically deformable cylindrical inner circumferential wall; a cylindrical outer circumferential wall located outside the cylindrical inner circumferential wall with a cylindrical gap from the cylindrical inner circumferential wall; and two end faces sealing the cylindrical gap together with the cylindrical inner circumferential wall and the cylindrical outer circumferential wall, A honeycomb substrate can be inserted on the axial side of the cylindrical inner circumferential wall. Fluid can be circulated or held in the cylindrical gap. The cylindrical inner circumferential wall can be elastically deformed and pressed against an outer circumferential surface of the honeycomb substrate by pressurizing the fluid in the cylindrical gap.Type: ApplicationFiled: July 13, 2021Publication date: September 14, 2023Applicant: CATALER CORPORATIONInventors: Tamio KOSAKA, Tomohito MIZUKAMI, Yusuke SAITO
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Patent number: 11524284Abstract: An exhaust gas purification device has a metal substrate and a catalyst layer on the metal substrate, wherein the metal substrate is a wound body of one or a plurality of metal foils, at least one of the one or a plurality of metal foils is a perforated metal foil having holes, the catalyst layer contains noble metal catalyst particles and a carrier for carrying the noble metal catalyst particles, and more noble metal catalyst particles are present in the catalyst layer on side surfaces of holes, which face an upstream side of an exhaust gas flow, than in the catalyst layer on side surfaces of holes, which face a downstream side of the exhaust gas flow.Type: GrantFiled: September 14, 2018Date of Patent: December 13, 2022Assignee: CATALER CORPORATIONInventors: Kohei Takasaki, Yuji Matsuhisa, Nobuaki Bando, Hiroshi Ono, Tomohito Mizukami, Tsuyoshi Ito
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Publication number: 20210322937Abstract: A device produces fine bubbles that has a simple configuration and that is capable of generating fine bubbles. This fine bubble generation device includes: a porous body having continuous pores; a liquid supply section that supplies a liquid to the porous body and causes the liquid to circulate through the continuous pores; and a liquid discharge section for discharging liquid that has circulated through the continuous pores.Type: ApplicationFiled: September 9, 2019Publication date: October 21, 2021Applicants: CATALER CORPORATION, NATIONAL UNIVERSITY CORPORATION SHIZUOKA UNIVERSITYInventors: Tomohito MIZUKAMI, Yusuke SAITO, Nobuyuki MASE
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Publication number: 20210322947Abstract: A reaction device for reacting a liquid-phase reactant and a gas-phase reactant converted into fine bubbles includes: a porous body that includes a plurality of flow paths and in which the flow paths are separated by porous walls, the porous walls include continuous pores, and the porous body includes a reaction catalyst at least on the surface thereof; a solution supply section for supplying a solution containing a gas-phase reactant and a liquid-phase reactant to the continuous pores in the porous body; and a solution discharge section for discharging solution containing a reaction product obtained when the solution flows through the continuous pores of the porous body.Type: ApplicationFiled: September 9, 2019Publication date: October 21, 2021Applicants: CATALER CORPORATION, NATIONAL UNIVERSITY CORPORATION SHIZUOKA UNIVERSITYInventors: Tomohito MIZUKAMI, Yusuke SAITO, Nobuyuki MASE
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Publication number: 20200346200Abstract: An exhaust gas purification device has a metal substrate and a catalyst layer on the metal substrate, wherein the metal substrate is a wound body of one or a plurality of metal foils, at least one of the one or a plurality of metal foils is a perforated metal foil having holes, the catalyst layer contains noble metal catalyst particles and a carrier for carrying the noble metal catalyst particles, and more noble metal catalyst particles are present in the catalyst layer on side surfaces of holes, which face an upstream side of an exhaust gas flow, than in the catalyst layer on side surfaces of holes, which face a downstream side of the exhaust gas flow.Type: ApplicationFiled: September 14, 2018Publication date: November 5, 2020Applicant: CATALER CORPORATIONInventors: Kohei TAKASAKI, Yuji MATSUHISA, Nobuaki BANDO, Hiroshi ONO, Tomohito MIZUKAMI, Tsuyoshi ITO
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Patent number: 8546296Abstract: An exhaust gas-purifying catalyst includes a substrate, and a catalytic layer supported by the substrate. The catalytic layer includes a support made of alumina, an oxygen storage material, an alkaline earth metal and/or a compound of alkaline-earth metal selectively supported by a surface of the support and dispersed on the surface of the support, and a precious metal supported by the surface of the support. A ratio of a number of moles of the alkaline-earth metal in the catalytic layer with respect to a volumetric capacity of the exhaust gas-purifying catalyst falls within a range of 0.0004 mol/L to 0.35 mol/L.Type: GrantFiled: December 15, 2011Date of Patent: October 1, 2013Assignee: Cataler CorporationInventors: Yuji Yabuzaki, Akimasa Hirai, Kenichi Taki, Tomohito Mizukami, Satoshi Matsueda
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Patent number: 8227374Abstract: The invention provides an exhaust gas purification catalyst comprising one or more catalyst coating layers having platinum and/or palladium with rhodium supported on a carrier, characterized in that the (platinum and/or palladium)/rhodium weight ratio is 1.0 or less.Type: GrantFiled: October 31, 2007Date of Patent: July 24, 2012Assignee: Cataler CorporationInventors: Noboru Sato, Tomohito Mizukami
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Publication number: 20120088655Abstract: An exhaust gas-purifying catalyst includes a substrate, and a catalytic layer supported by the substrate. The catalytic layer includes a support made of alumina, an oxygen storage material, an alkaline earth metal and/or a compound of alkaline-earth metal selectively supported by a surface of the support and dispersed on the surface of the support, and a precious metal supported by the surface of the support. A ratio of a number of moles of the alkaline-earth metal in the catalytic layer with respect to a volumetric capacity of the exhaust gas-purifying catalyst falls within a range of 0.0004 mol/L to 0.35 mol/L.Type: ApplicationFiled: December 15, 2011Publication date: April 12, 2012Inventors: Yuji Yabuzaki, Akimasa Hirai, Kenichi Taki, Tomohito Mizukami, Satoshi Matsueda
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Publication number: 20100062930Abstract: The invention provides an exhaust gas purification catalyst comprising one or more catalyst coating layers having platinum and/or palladium with rhodium supported on a carrier, characterized in that the (platinum and/or palladium)/rhodium weight ratio is 1.0 or less.Type: ApplicationFiled: October 31, 2007Publication date: March 11, 2010Applicant: Cataler CorporationInventors: Noboru Sato, Tomohito Mizukami
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Publication number: 20090209416Abstract: NOx emission is decreased both in the transient phase and in the cold start phase. An exhaust gas-purifying catalyst includes an oxygen storage material having an average particle diameter falling within a range of 1 nm to 1,000 nm.Type: ApplicationFiled: April 17, 2009Publication date: August 20, 2009Applicant: CATALER CORPORATIONInventors: Noboru Sato, Tomohito Mizukami
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Patent number: 7473665Abstract: An exhaust gas-purifying catalyst system is provided with a plurality of catalyst layers including a first and a second catalyst layers, supported on a support structure. The first catalyst layer comes into contact with an exhaust gas stream firstly among the plurality of catalyst layers. The second catalyst layer is provided adjacent to the first catalyst layer. The first catalyst layer contains a first noble metal active component including rhodium, together with a powder of a barely soluble barium compound in an amount of 0.05 mol to 0.2 mol per volume in liter of the support structure. The second catalyst layer contains a second noble metal active component.Type: GrantFiled: September 17, 2004Date of Patent: January 6, 2009Assignee: Cataler CorporationInventors: Masaaki Kawai, Tomohito Mizukami, Yasunori Sato
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Publication number: 20060270549Abstract: An exhaust gas-purifying catalyst includes a support substrate, a catalyst support layer formed on the support substrate and containing a composite oxide of a rare earth element and zirconium, and a catalytic metal supported by the catalyst support layer. In this catalyst, all oxides containing the rare earth element are composite oxides of the rare earth element and zirconium in which the atomic ratio of zirconium to the rare earth element is 0.8 or more.Type: ApplicationFiled: March 2, 2006Publication date: November 30, 2006Applicant: CATALER CORPORATIONInventors: Noboru Sato, Tomohito Mizukami, Kenichi Taki, Hiromasa Suzuki
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Publication number: 20050031501Abstract: An exhaust gas-purifying catalyst system is provided with a plurality of catalyst layers including a first and a second catalyst layers, supported on a support structure. The first catalyst layer comes into contact with an exhaust gas stream firstly among the plurality of catalyst layers. The second catalyst layer is provided adjacent to the first catalyst layer. The first catalyst layer contains a first noble metal active component including rhodium, together with a powder of a barely soluble barium compound in an amount of 0.05 mol to 0.2 mol per volume in liter of the support structure. The second catalyst layer contains a second noble metal active component.Type: ApplicationFiled: September 17, 2004Publication date: February 10, 2005Applicant: CATALER CORPORATIONInventors: Masaaki Kawai, Tomohito Mizukami, Yasunori Sato
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Patent number: 5369331Abstract: The present invention provides a pigment-attached blue-emitting phosphor having attached a blue pigment which has fastness and chemical stability and is excellent in reflection spectrum characteristics, and a color cathode-ray tube having a blue-emitting fluorescent layer containing the blue pigment formed on the inner surface of a face plate.The present invention also provides a pigment-attached blue-emitting phosphor having a CoO.ZnO.SiO.sub.2 type blue pigment attached thereto, and a color cathode-ray tube provided with a blue-emitting fluorescent layer containing the blue pigment particles on the inner surface of a face plate.Type: GrantFiled: February 3, 1993Date of Patent: November 29, 1994Assignee: Kasei Optonix, Ltd.Inventors: Tomohito Mizukami, Chihito Funayama, Yasuo Oguri
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Patent number: 5363012Abstract: A pigment-attached blue-emitting phosphor comprising a blue-emitting phosphor and a blue pigment attached to the surface of the blue-emitting phosphor, said blue pigment being a CoO.ZnO.SiO.sub.2 type pigment containing Mo.Type: GrantFiled: September 3, 1993Date of Patent: November 8, 1994Assignee: Kasei Optonix, Ltd.Inventors: Tomohito Mizukami, Chihito Funayama