Patents by Inventor Masaru Tomita
Masaru Tomita 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: 11135942Abstract: A railway direct-current system according to the present invention is provided with: a feeding line that is connected to a plurality of electric power substations arranged along a railway; and a trolley line that is connected to the feeding line via feeding branch lines at an arbitrarily defined interval, wherein a superconductive feeding cable is connected to somewhere midway in each of railroad lines extending from the substations to the trolley line via the feeding lines, so as to be parallel with the railroad line.Type: GrantFiled: December 15, 2017Date of Patent: October 5, 2021Assignee: Railway Technical Research InstituteInventors: Masaru Tomita, Yusuke Fukumoto
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Patent number: 10927401Abstract: A method for extracting substances from a fecal sample using mass spectrometry or nuclear magnetic resonance spectrometry, and metagenomic analysis using a next-generation sequencer.Type: GrantFiled: September 8, 2016Date of Patent: February 23, 2021Assignee: Keio UniversityInventors: Shinji Fukuda, Chiharu Ishii, Masaru Tomita
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Publication number: 20210005356Abstract: A superconducting cable (1) includes a superconducting cable core (2) and a corrugated pipe (21) storing the superconducting cable core (2). The superconducting cable core (2) has a corrugated pipe (11), a superconductor (12) provided on the outer peripheral side of the corrugated pipe (11), and a heat insulating pipe (23) stored in the corrugated pipe (11) and having a smooth inner peripheral surface. A coolant flows through a flow passage (FP1) formed in the heat insulating pipe (23) and then flows through a flow passage (FP2) formed between an outer peripheral surface of the corrugated pipe (11) and an inner peripheral surface of the corrugated pipe (21).Type: ApplicationFiled: January 28, 2019Publication date: January 7, 2021Applicant: RAILWAY TECHNICAL RESEARCH INSTITUTEInventors: Masaru Tomita, Atsushi Ishihara
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Publication number: 20200070686Abstract: A railway direct-current system according to the present invention is provided with: a feeding line that is connected to a plurality of electric power substations arranged along a railway; and a trolley line that is connected to the feeding line via feeding branch lines at an arbitrarily defined interval, wherein a superconductive feeding cable is connected to somewhere midway in each of railroad lines extending from the substations to the trolley line via the feeding lines, so as to be parallel with the railroad line.Type: ApplicationFiled: December 15, 2017Publication date: March 5, 2020Inventors: Masaru Tomita, Yusuke Fukumoto
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Patent number: 10458353Abstract: A method of controlling an engine includes setting a target torque of the engine, controlling an engine torque based on the target torque, setting an allowable torque that is greater than the target torque, detecting a plurality of differing operating state parameters as indicators indicating an actual operating state of the engine, individually calculating actual torques that are actual engine torques based on the plurality of detected operating state parameters, selecting a largest value among the calculated actual torques as a final actual torque, comparing the selected actual torque to the allowable torque, and generating a control signal according to a result of comparison between the actual torque and the allowable torque.Type: GrantFiled: July 13, 2016Date of Patent: October 29, 2019Assignee: Nissan Motor Co., Ltd.Inventors: Kenji Tamakoshi, Masaru Tomita, Makoto Tanibata
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Publication number: 20190234334Abstract: A method of controlling an engine includes setting a target torque of the engine, controlling an engine torque based on the target torque, setting an allowable torque that is greater than the target torque, detecting a plurality of differing operating state parameters as indicators indicating an actual operating state of the engine, individually calculating actual torques that are actual engine torques based on the plurality of detected operating state parameters, selecting a largest value among the calculated actual torques as a final actual torque, comparing the selected actual torque to the allowable torque, and generating a control signal according to a result of comparison between the actual torque and the allowable torque.Type: ApplicationFiled: July 13, 2016Publication date: August 1, 2019Applicant: NISSAN MOTOR CO., LTD.Inventors: Kenji Tamakoshi, Masaru Tomita, Makoto Tanibata
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Publication number: 20180305736Abstract: A method for extracting substances from a fecal sample using mass spectrometry or nuclear magnetic resonance spectrometry, and metagenomic analysis using a next-generation sequencer.Type: ApplicationFiled: September 8, 2016Publication date: October 25, 2018Inventors: Shinji FUKUDA, Chiharu ISHII, Masaru TOMITA
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Patent number: 10062478Abstract: A superconducting cable comprises a superconductor 60, two or more coolant passages including an outgoing coolant passage 12 and a returning coolant passage 14 that transfer a coolant that cools the superconductor, and a heat insulating pipe 10 inside which the superconductor 60 and the coolant passages are formed. For the coolant passages, by a double structured tube of an inner tube 6 and an outer tube 8, the outgoing coolant passage 12 is formed in the internal space of the inner tube 6 and the returning coolant passage 14 is formed in the space between the inner tube 6 and the outer tube 8, the inner tube 6 is formed between the outgoing coolant passage 12 and the returning coolant passage 14 of a heat insulating material, the superconductor 60 is disposed on the outer circumferential side of the inner tube 6, and the superconductor is cooled by the coolant that flows through the returning coolant passage.Type: GrantFiled: December 14, 2012Date of Patent: August 28, 2018Assignee: RAILWAY TECHNICAL RESEARCH INSTITUTEInventors: Noriharu Tamada, Masaru Tomita
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Publication number: 20140378312Abstract: A superconducting cable comprises a superconductor 60, two or more coolant passages including an outgoing coolant passage 12 and a returning coolant passage 14 that transfer a coolant that cools the superconductor, and a heat insulating pipe 10 inside which the superconductor 60 and the coolant passages are formed. For the coolant passages, by a double structured tube of an inner tube 6 and an outer tube 8, the outgoing coolant passage 12 is formed in the internal space of the inner tube 6 and the returning coolant passage 14 is formed in the space between the inner tube 6 and the outer tube 8, the inner tube 6 is formed between the outgoing coolant passage 12 and the returning coolant passage 14 of a heat insulating material, the superconductor 60 is disposed on the outer circumferential side of the inner tube 6, and the superconductor is cooled by the coolant that flows through the returning coolant passage.Type: ApplicationFiled: December 14, 2012Publication date: December 25, 2014Applicant: RAILWAY TECHNICAL RESEARCH INSTITUTEInventors: Noriharu Tamada, Masaru Tomita
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Patent number: 8512799Abstract: There is established a superconducting magnet made of a high-temperature bulk superconductor and capable of trapping a high magnetic field with ease and stably. The superconducting magnet made of the high-temperature bulk superconductor, for use by trapping a magnetic field, is made of the bulk superconductor with an artificial hole therein, a low-melting metal impregnated into, and filling up at least the artificial hole, and a heat-conducting metal material embedded in portions of the high-temperature bulk superconductor, impregnated with, and filled with the low-melting metal. The superconducting magnet can be produced by a process involving the steps of providing the artificial hole in the high-temperature bulk superconductor, disposing the heat-conducting metal material in at least the artificial hole, applying a process of impregnating and filling up at least the artificial hole with the low-melting metal, and subsequently, executing a process of magnetizing.Type: GrantFiled: March 9, 2006Date of Patent: August 20, 2013Assignees: International Superconductivity Technology Center, The Juridical Foundation, Railway Technical Research Institute, The Juridical FoundationInventors: Masaru Tomita, Masato Murakami
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Patent number: 8228148Abstract: A persistent-mode magnet, assembled from superconducting annuli, provides a micro coil NMR, in which compactness and manufacturability are provided for a variety of applications. An annular magnet for micro NMR can include a YBCO-annulus Helmholtz coil, for example, that can energized by a magnet system and then transported for use at a second location with an operating system.Type: GrantFiled: December 22, 2010Date of Patent: July 24, 2012Assignees: Massachusetts Institute Of Technology, Railway Technical Research InstituteInventors: Yukikazu Iwasa, Masaru Tomita
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Publication number: 20110210729Abstract: A persistent-mode magnet, assembled from superconducting annuli, provides a micro coil NMR, in which compactness and manufacturability are provided for a variety of applications. An annular magnet for micro NMR can include a YBCO-annulus Helmholtz coil, for example, that can energized by a magnet system and then transported for use at a second location with an operating system.Type: ApplicationFiled: December 22, 2010Publication date: September 1, 2011Inventors: Yukikazu Iwasa, Masaru Tomita
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Patent number: 7859374Abstract: A persistent-mode magnet, assembled from superconducting annuli, provides a micro coil NMR, in which compactness and manufacturability are provided for a variety of applications. An annular magnet for micro NMR can include a YBCO-annulus Helmholtz coil, for example, that can energized by a magnet system and then transported for use at a second location with an operating system.Type: GrantFiled: October 3, 2006Date of Patent: December 28, 2010Assignees: Massachusetts Institute of Technology, Railway Technical Research InstituteInventors: Yukikazu Iwasa, Masaru Tomita
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Publication number: 20100210023Abstract: The present invention provides a novel oral cancer and periodontal disease salivary metabolome for use in the diagnosis or for providing a prognosis for oral cancer and periodontal disease in an individual. The present invention also provides novel methods of diagnosing or providing a prognosis for oral cancer or periodontal disease by detecting metabolites found in the saliva of an individual. Finally, the present invention provides kits for the detection of salivary metabolites useful in the diagnosis or prognosis of oral cancer and periodontal disease in an individual.Type: ApplicationFiled: September 18, 2009Publication date: August 19, 2010Applicants: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA, KEIO UNIVERSITYInventors: David T.W. Wong, Masaru Tomita, Masahiro Sugimoto, Akiyoshi Hirayama, Tomoyoshi Soga
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Publication number: 20090256066Abstract: In a mass spectrometry system designed so as to feed a solution to an interface 20 between a separation analysis instrument (10) and amass spectrometer 50, an internal standard for mass calibration is mixed with the solution (an electrophoresis buffer solution 16 of capillary electrophoresis apparatus 10, a mobile phase of liquid chromatograph or a sheath solution for obtaining an electrical contact of the separation analysis instrument with the mass spectrometer), and a detected mass is calibrated. Thereby, it is possible to simply and conveniently calibrate the mass of a substance to be measured without using a calibration spray device or employing a post column introduction method.Type: ApplicationFiled: July 31, 2006Publication date: October 15, 2009Applicant: Human Metabolme Technologies, Inc.Inventors: Tomoyoshi Soga, Yuji Kakazu, Masaru Tomita, Takamasa Ishikawa
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Publication number: 20070256935Abstract: When the migration time of a low molecular weight compound having an unknown migration time in microchip electrophoresis, capillary electrophoresis, or a capillary electrophoresis mass spectrometer is predicted, first, with respect to a substance having a known electrophoretic migration time, characteristic quantities (descriptors) thereof which can be numerically expressed from a structure thereof are computed to predict the relation between the characteristic quantities (descriptors) and the migration time; the migration times of some substances are measured by electrophoresis or an electrophoresis mass spectrometer to learn about the relation; and using the learnt result, the migration time of the substance having an unknown migration time in the electrophoresis or electrophoresis mass spectrometer is predicted from the structure thereof.Type: ApplicationFiled: August 24, 2005Publication date: November 8, 2007Applicant: HUMAN METABOLOME TECHNOLOGIES INC.Inventors: Masahiro Sugimoto, Tomoyoshi Soga, Masaru Tomita
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Publication number: 20070171014Abstract: A persistent-mode magnet, assembled from superconducting annuli, provides a micro coil NMR, in which compactness and manufacturability are provided for a variety of applications. An annular magnet for micro NMR can include a YBCO-annulus Helmholtz coil, for example, that can energized by a magnet system and then transported for use at a second location with an operating system.Type: ApplicationFiled: October 3, 2006Publication date: July 26, 2007Inventors: Yukikazu Iwasa, Masaru Tomita
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Publication number: 20070172825Abstract: [Problems to be Solved] An objective of the present invention is to provide methods and kits for identifying the function of a functionally unknown gene product, and methods and kits for identifying a binding substance, which are widely applicable to numerous organism species. [Means to Solve the Problems] At least one gene product is added to a compound cocktail such as a metabolic compound cocktail containing all of the metabolic substances, coenzymes, and such involved in a certain metabolic system, the mixture is reacted, and then a change occurred in the compound cocktail is detected, thereby making it possible to identify the function of the gene product or a substance that binds thereto.Type: ApplicationFiled: February 8, 2005Publication date: July 26, 2007Applicant: HUMAN METABOLOME TECHNOLOGIES, INC.Inventors: Masaru Tomita, Aya Itoh, Tomoyoshi Soga
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Publication number: 20060261919Abstract: There is established a superconducting magnet made of a high-temperature bulk superconductor and capable of trapping a high magnetic field with ease and stably. The superconducting magnet made of the high-temperature bulk superconductor, for use by trapping a magnetic field, is made of the bulk superconductor provided with an artificial hole, a low melting metal impregnated into, and filling up at least the artificial hole, and a heat conducting metal material embedded with portions of the high-temperature bulk superconductor, impregnated with, and filled with the low melting metal. The superconducting magnet can be produced by a process comprising the steps of providing the artificial hole in the high-temperature bulk superconductor, disposing the heat conducting metal material in at least the artificial hole, applying a process of impregnating and filling up at least the artificial hole with the low melting metal, and subsequently, executing a process of magnetizing.Type: ApplicationFiled: March 9, 2006Publication date: November 23, 2006Inventors: Masaru Tomita, Masato Murakami
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Patent number: 7046110Abstract: There is established a superconducting magnet made of a high-temperature bulk superconductor and capable of trapping a high magnetic field with ease and stably. The superconducting magnet made of the high-temperature bulk superconductor, for use by trapping a magnetic field, is made of the bulk superconductor provided with an artificial hole, a low melting metal impregnated into, and filling up at least the artificial hole, and a heat conducting metal material embedded with portions of the high-temperature bulk superconductor, impregnated with, and filled with the low melting metal. The superconducting magnet can be produced by a process comprising the steps of providing the artificial hole in the high-temperature bulk superconductor, disposing the heat conducting metal material in at least the artificial hole, applying a process of impregnating and filling up at least the artificial hole with the low melting metal, and subsequently, executing a process of magnetizing.Type: GrantFiled: June 4, 2003Date of Patent: May 16, 2006Assignees: International Superconductivity Technology Center, The Juridical Foundation, Railway Technical Research Institute, The Juridical FoundationInventors: Masaru Tomita, Masato Murakami