Patents by Inventor Toshiyuki Yokoi
Toshiyuki Yokoi 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: 10870583Abstract: A process for preparing a zeolitic material containing YO2 and X2O3, where Y and X represent a tetravalent element and a trivalent element, respectively, is described. The process includes (1) a step of preparing a mixture containing one or more structure directing agents, seed crystals, and a first zeolitic material containing YO2 and X2O3 and having FAU-, GIS-, MOR-, and/or LTA-type framework structures; and (2) a step of heating the mixture for obtaining a second zeolitic material containing YO2 and X2O3 and having a different framework structure than the first zeolitic material. The mixture prepared in (1) and heated in (2) contains 1000 wt % or less of H2O based on 100 wt % of YO2 in the framework structure of the first zeolitic material. A zeolitic material obtainable and/or obtained by the process and its use are also described.Type: GrantFiled: December 13, 2017Date of Patent: December 22, 2020Assignee: BASF SEInventors: Robert McGuire, Mathias Feyen, Ulrich Mueller, Xinhe Bao, Weiping Zhang, Dirk De Vos, Hermann Gies, Feng-Shou Xiao, Toshiyuki Yokoi, Ute Kolb, Bernd Marler, Chuan Shi, Xiulian Pan, Xiangju Meng, Stefan Maurer, Yu Dai, Yong Wang, Trees De Baerdemaeker
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Publication number: 20200276571Abstract: Provided are a process for the preparation of an iron containing zeolitic material having an AEI framework structure using a quaternary phosphonium cation, as well as an iron containing zeolitic material per se as obtainable or obtained according to the process. Furthermore, an exhaust gas treatment system comprising the iron containing zeolitic material and the use of the iron containing zeolitic material as a catalyst are provided.Type: ApplicationFiled: November 8, 2018Publication date: September 3, 2020Applicant: BASF SEInventors: Mathias FEYEN, Ulrich MUELLER, Xinhe BAO, Weiping ZHANG, Dirk DE VOS, Hermann GIES, Feng-Shou XIAO, Toshiyuki YOKOI, Ute KOLB, Bernd MARLER, Yong WANG, Trees DE BAERDEMAEKER, Chuan SHI, Xiangju MENG, Xiulian PAN
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Publication number: 20200223705Abstract: A zeolitic material having framework type CHA, comprising a transition metal M and an alkali metal A, and having a framework structure comprising a tetravalent element Y, a trivalent element X and 0, wherein the transition metal M is a transition metal of groups 7 to 12 of the periodic table, A is one or more of K and Cs, Y is one or more of Si, Ge, Ti, Sn and Zr, and X is one or more of Al, B, Ga and In. A process for preparing such a zeolitic material. Use of such a zeolitic material.Type: ApplicationFiled: August 3, 2018Publication date: July 16, 2020Applicant: BASF SEInventors: Mathias FEYEN, Ulrich MUELLER, Xinhe BAO, Weiping ZHANG, Dirk DE VOS, Hermann GIES, Feng-Shou XIAO, Toshiyuki YOKOI, Ute KOLB, Bernd MARLER, Yong WANG, Trees DE BAERDEMAEKER, Chuan SHI, Xiulian PAN, Xiangju MENG
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Patent number: 10596518Abstract: The present invention relates to a process for the production of a zeolitic material having a BEA-type framework structure comprising YO2 and X2O3, wherein said process comprises the steps of (1) preparing a mixture comprising one or more sources for YO2 and one or more sources for X2O3; (2) crystallizing the mixture obtained in step (1); (3) subjecting the zeolitic material having a BEA-type framework structure obtained in step (2) to an ion-exchange procedure with Cu; and (4) subjecting the Cu ion-exchanged zeolitic material obtained in step (3) to an ion-exchange procedure with Fe; wherein Y is a tetravalent element, and X is a trivalent element, wherein the mixture provided in step (1) and crystallized in step (2) further comprises seed crystals comprising one or more zeolitic materials having a BEA-type framework structure, and wherein the mixture provided in step (1) and crystallized in step (2) does not contain an organotemplate as a structure-directing agent, as well as to the zeolitic material havingType: GrantFiled: December 30, 2014Date of Patent: March 24, 2020Assignees: BASF SE, TOKYO INSTITUTE OF TECHNOLOGYInventors: Mathias Feyen, Stefan Maurer, Ulrich Mueller, Xinhe Bao, Weiping Zhang, Dirk De Vos, Hermann Gies, Feng-Shou Xiao, Toshiyuki Yokoi, Bilge Yilmaz
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Publication number: 20200047167Abstract: A CON zeolite satisfying the following (1) to (2): (1) The framework is CON as per the code specified by the International Zeolite Association (IZA); and (2) It contains silicon and aluminum, and the molar ratio of aluminum to silicon is 0.04 or more.Type: ApplicationFiled: October 8, 2019Publication date: February 13, 2020Applicants: Mitsubishi Chemical Corporation, JAPAN TECHNOLOGICAL RESEARCH ASSOCIATION OF ARTIFICIAL PHOTOSYNTHETIC CHEMICAL PROCESSInventors: Hiroaki Onozuka, Masahiro Hara, Masato Yoshioka, Toshiyuki Yokoi
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Patent number: 10478810Abstract: A zeolite catalyst capable of maintaining a high conversion of raw materials over a long period of time, and a method of producing a lower olefin stably over a long period of time using the zeolite catalyst is to be provided. A CON zeolite catalyst containing aluminum (Al) as a constituent element, wherein the CON zeolite catalyst has a ratio ((A2/A1)×100 (%)) of an integrated intensity area (A2) of signal intensity in a range from 57.5 ppm to 70 ppm to an integrated intensity area (A1) of signal intensity in a range from 45 ppm to 70 ppm is not less than 49.0% when analyzed by 27Al-MAS-NMR is prepared, and a lower olefin is produced by a MTO process using the zeolite catalyst.Type: GrantFiled: May 24, 2018Date of Patent: November 19, 2019Assignees: Mitsubishi Chemical Corporation, JAPAN TECHNOLOGICAL RESEARCH ASSOCIATION OF ARTIFICIAL PHOTOSYNTHETIC CHEMICAL PROCESSInventors: Hiroaki Onozuka, Masahiro Hara, Masato Yoshioka, Toshiyuki Yokoi
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Publication number: 20190300375Abstract: A process for preparing a zeolitic material containing YO2 and X2O3, where Y and X represent a tetravalent element and a trivalent element, respectively, is described. The process includes (1) a step of preparing a mixture containing one or more structure directing agents, seed crystals, and a first zeolitic material containing YO2 and X2O3 and having FAU-, GIS-, MOR-, and/or LTA-type framework structures; and (2) a step of heating the mixture for obtaining a second zeolitic material containing YO2 and X2O3 and having a different framework structure than the first zeolitic material. The mixture prepared in (1) and heated in (2) contains 1000 wt % or less of H2O based on 100 wt % of YO2 in the framework structure of the first zeolitic material. A zeolitic material obtainable and/or obtained by the process and its use are also described.Type: ApplicationFiled: December 13, 2017Publication date: October 3, 2019Applicant: BASF SEInventors: Robert MCGUIRE, Mathias FEYEN, Ulrich MUELLER, Xinhe BAO, Weiping ZHANG, Dirk DE VOS, Hermann GIES, Feng-Shou XIAO, Toshiyuki YOKOI, Ute KOLB, Bernd MARLER, Chuan SHI, Xiulian PAN, Xiangju MENG, Stefan MAURER, Yu DAI, Yong WANG, Trees DE BAERDEMAEKER
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Publication number: 20190287716Abstract: A transformer includes a core configured to form a magnetic circuit and including a gap in at least a part of the core; a bobbin mounted on the core; a first winding wire that is wound on the bobbin in two or more separate layers including a layer closest to the gap and a layer farther away from the gap than the layer; and a second winding wire insulated from the first winding wire, and including a layer of the second winding wire wound between the layer and the layer of the first winding wire. The layer and the layer of the first winding wire are connected in series.Type: ApplicationFiled: September 20, 2017Publication date: September 19, 2019Applicant: OMRON CorporationInventors: Takeo NISHIKAWA, Toshiyuki YOKOI, Takayoshi TAWARAGI
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Publication number: 20180264445Abstract: A zeolite catalyst capable of maintaining a high conversion of raw materials over a long period of time, and a method of producing a lower olefin stably over a long period of time using the zeolite catalyst is to be provided. A CON zeolite catalyst containing aluminum (Al) as a constituent element, wherein the CON zeolite catalyst has a ratio ((A2/A1)×100 (%)) of an integrated intensity area (A2) of signal intensity in a range from 57.5 ppm to 70 ppm to an integrated intensity area (A1) of signal intensity in a range from 45 ppm to 70 ppm is not less than 49.0% when analyzed by 27Al-MAS-NMR is prepared, and a lower olefin is produced by a MTO process using the zeolite catalyst.Type: ApplicationFiled: May 24, 2018Publication date: September 20, 2018Applicants: Mitsubishi Chemical Corporation, JAPAN TECHNOLOGICAL RESEARCH ASSOCIATION OF ARTIFICIAL PHOTOSYNTHETIC CHEMICAL PROCESSInventors: Hiroaki Onozuka, Masahiro Hara, Masato Yoshioka, Toshiyuki Yokoi
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Patent number: 10079545Abstract: A current resonant type DC voltage converter includes: a switching circuit configured to generate an AC voltage from a DC input voltage; a LC resonance circuit configured to resonate in response to application of the AC voltage to a resonant capacitor and a resonant coil; a transformer having a primary side connected in series to the LC resonance circuit; a parallel resonant inductance present in parallel to the transformer; a rectifier circuit configured to rectify a current appearing on a secondary side of the transformer to generate a DC output voltage; and a parallel resonant inductance adjustment circuit configured to change the parallel resonant inductance.Type: GrantFiled: February 19, 2015Date of Patent: September 18, 2018Assignee: OMRON CorporationInventors: Takeo Nishikawa, Takashi Hyodo, Toshiyuki Yokoi
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Publication number: 20170054379Abstract: A current resonant type DC voltage converter includes: a switching circuit configured to generate an AC voltage from a DC input voltage; a LC resonance circuit configured to resonate in response to application of the AC voltage to a resonant capacitor and a resonant coil; a transformer having a primary side connected in series to the LC resonance circuit; a parallel resonant inductance present in parallel to the transformer; a rectifier circuit configured to rectify a current appearing on a secondary side of the transformer to generate a DC output voltage; and a parallel resonant inductance adjustment circuit configured to change the parallel resonant inductance.Type: ApplicationFiled: February 19, 2015Publication date: February 23, 2017Applicant: OMRON CorporationInventors: Takeo NISHIKAWA, Takashi HYODO, Toshiyuki YOKOI
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Publication number: 20170016442Abstract: A mounting structure for electric oil pump is provided to allow the electric oil pump to be mounted without through a communication pipe. The electric oil pump includes a pump unit having an inscribed gear pump, and a motor unit disposed adjacent to the pump unit and having a sensorless brushless DC motor for rotating the inscribed gear pump. A transmission accommodates the electric oil pump and includes a transmission case having an oil pan. The electric oil pump is attached to the transmission case with at least a through hole for supplying working oil to the pump unit being submerged in the working oil reserved in the oil pan.Type: ApplicationFiled: February 17, 2015Publication date: January 19, 2017Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Shinichiro HAZAMA, Shinsuke ISOGAI, Toshiyuki YOKOI, Takashi HASHIMOTO
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Publication number: 20160325228Abstract: The present invention relates to a process for the production of a zeolitic material having a BEA-type framework structure comprising YO2 and X2O3, wherein said process comprises the steps of (1) preparing a mixture comprising one or more sources for YO2 and one or more sources for X2O3; (2) crystallizing the mixture obtained in step (1); (3) subjecting the zeolitic material having a BEA-type framework structure obtained in step (2) to an ion-exchange procedure with Cu; and (4) subjecting the Cu ion-exchanged zeolitic material obtained in step (3) to an ion-exchange procedure with Fe; wherein Y is a tetravalent element, and X is a trivalent element, wherein the mixture provided in step (1) and crystallized in step (2) further comprises seed crystals comprising one or more zeolitic materials having a BEA-type framework structure, and wherein the mixture provided in step (1) and crystallized in step (2) does not contain an organotemplate as a structure-directing agent, as well as to the zeolitic material havingType: ApplicationFiled: December 30, 2014Publication date: November 10, 2016Applicants: BASF SE, TOKYO INSTITUTE OF TECHNOLOGYInventors: Mathias FEYEN, Stefan MAURER, Ulrich MUELLER, Xinhe BAO, Weiping ZHANG, Dirk DE VOS, Hermann GIES, Feng-Shou XIAO, Toshiyuki YOKOI, Bllge YILMAZ
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Patent number: 8173092Abstract: A novel silica which is in the form of ultrafine particles having mesopores and has a regular structure; and a process for producing the silica. The silica is a self-organized nanoparticulate silica characterized in that the average particle diameter is 4 to 30 nm, preferably 6 to 20 nm, and these particles are regularly arranged so as to form a primitive cubic lattice. The self-organized nanoparticulate silica is produced by mixing an alkoxysilane with an aqueous solution of a basic amino acid, reacting the mixture at 40 to 100° C., and subjecting the reaction mixture to drying and preferably to subsequent burning. Also provided is a process for producing fine silica particles having a particle diameter of 4 to 30 nm, which comprises mixing a solution of an alkoxysilane compound having 1 to 4 alkoxy groups with a solution of a basic amino acid and reacting the mixture at 20 to 100° C. to cause hydrolysis and condensation polymerization.Type: GrantFiled: March 10, 2006Date of Patent: May 8, 2012Assignee: Japan Science and Technology AgencyInventors: Takashi Tatsumi, Toshiyuki Yokoi
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Publication number: 20080311397Abstract: A novel silica which is in the form of ultrafine particles having mesopores and has a regular structure; and a process for producing the silica. The silica is a self-organized nanoparticulate silica characterized in that the average particle diameter is 4 to 30 nm, preferably 6 to 20 nm, and these particles are regularly arranged so as to form a primitive cubic lattice. The self-organized nanoparticulate silica is produced by mixing an alkoxysilane with an aqueous solution of a basic amino acid, reacting the mixture at 40 to 100° C., and subjecting the reaction mixture to drying and preferably to subsequent burning. Also provided is a process for producing fine silica particles having a particle diameter of 4 to 30 nm, which comprises mixing a solution of an alkoxysilane compound having 1 to 4 alkoxy groups with a solution of a basic amino acid and reacting the mixture at 20 to 100° C. to cause hydrolysis and condensation polymerization.Type: ApplicationFiled: March 10, 2006Publication date: December 18, 2008Applicant: Japan Science and Technology AgencyInventors: Takashi Tatsumi, Toshiyuki Yokoi
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Patent number: 7405315Abstract: (A) An anionic surfactant, (B) a silicate monomer and (C) a basic silane are mixed in water or a mixed solvent of a water-miscible organic solvent and water to obtain a mesoporous silica complex having mesopores with a uniform size, the anionic surfactant Component (A) is removed by washing the resultant mesoporous silica complex with an acidic aqueous solution, a water-miscible organic solvent or an aqueous solution thereof to obtain a mesoporous silica outer shell utilizing the structure of the mesoporous silica complex as a template, and the mesoporous silica complex or the mesoporous silica outer shell is calcined to obtain a mesoporous silica. The mesoporous silica can be synthesized in this manner utilizing the anionic surfactant micelle with a remarkably low affinity to the silicate monomer.Type: GrantFiled: November 20, 2003Date of Patent: July 29, 2008Assignee: Ajinomoto Co., Inc.Inventors: Takashi Tatsumi, Hideaki Yoshitake, Toshiyuki Yokoi, Shunai Che, Kazutami Sakamoto
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Publication number: 20040267038Abstract: (A) An anionic surfactant, (B) a silicate monomer and (C) a basic silane are mixed in water or a mixed solvent of a water-miscible organic solvent and water to obtain a mesoporous silica complex having mesopores with a uniform size, the anionic surfactant Component (A) is removed by washing the resultant mesoporous silica complex with an acidic aqueous solution, a water-miscible organic solvent or an aqueous solution thereof to obtain a mesoporous silica outer shell utilizing the structure of the mesoporous silica complex as a template, and the mesoporous silica complex or the mesoporous silica outer shell is calcined to obtain a mesoporous silica. The mesoporous silica can be synthesized in this manner utilizing the anionic surfactant micelle with a remarkably low affinity to the silicate monomer.Type: ApplicationFiled: November 20, 2003Publication date: December 30, 2004Applicant: Ajinomoto Co., Inc.Inventors: Takashi Tatsumi, Hideaki Yoshitake, Toshiyuki Yokoi, Shunai Che, Kazutami Sakamoto