Patents by Inventor Masatoshi Nakagawa
Masatoshi Nakagawa 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: 11764752Abstract: An elastic wave device includes an elastic wave element chip, a bump electrically connected to the elastic wave element chip, a package substrate including an electrode bonded to the bump, the elastic wave element chip mounted on the package substrate with the bump, and a sealing resin portion covering the elastic wave element chip on the package substrate. A space surrounded by the elastic wave element chip, the package substrate, and the sealing resin portion is provided. The elastic wave element chip includes a substrate having piezoelectricity, an interdigital transducer electrode, and a pad electrode. A first main surface of the substrate having piezoelectricity includes a first region and a second region closer to a second main surface than the first region. The interdigital transducer electrode is disposed in the first region. The pad electrode is disposed in the second region and bonded to the bump.Type: GrantFiled: December 13, 2018Date of Patent: September 19, 2023Assignee: MURATA MANUFACTURING CO., LTD.Inventor: Masatoshi Nakagawa
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Patent number: 11588468Abstract: An acoustic wave device includes a laminated film on a support substrate and inside a portion of an outer edge of the support substrate in plan view and including a piezoelectric thin film, an IDT electrode on the laminated film, an insulating layer on the support substrate and the laminated film and extending from a region above the support substrate to a region above the laminated film, a connecting electrode on the insulating layer and electrically connected to the IDT electrode, and an external connection terminal electrically connected to the connecting electrode and disposed directly on or above the connecting electrode and outside a region where the laminated film is on the support substrate. A principal surface of the support substrate on the laminated film side includes a recess at an outer edge of the laminated film, and the recess is covered with the insulating layer.Type: GrantFiled: February 26, 2020Date of Patent: February 21, 2023Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Koji Yamamoto, Masatoshi Nakagawa
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Publication number: 20200195219Abstract: An acoustic wave device includes a laminated film on a support substrate and inside a portion of an outer edge of the support substrate in plan view and including a piezoelectric thin film, an IDT electrode on the laminated film, an insulating layer on the support substrate and the laminated film and extending from a region above the support substrate to a region above the laminated film, a connecting electrode on the insulating layer and electrically connected to the IDT electrode, and an external connection terminal electrically connected to the connecting electrode and disposed directly on or above the connecting electrode and outside a region where the laminated film is on the support substrate. A principal surface of the support substrate on the laminated film side includes a recess at an outer edge of the laminated film, and the recess is covered with the insulating layer.Type: ApplicationFiled: February 26, 2020Publication date: June 18, 2020Inventors: Koji YAMAMOTO, Masatoshi NAKAGAWA
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Publication number: 20190222194Abstract: An elastic wave device includes an elastic wave element chip, a bump electrically connected to the elastic wave element chip, a package substrate including an electrode bonded to the bump, the elastic wave element chip mounted on the package substrate with the bump, and a sealing resin portion covering the elastic wave element chip on the package substrate. A space surrounded by the elastic wave element chip, the package substrate, and the sealing resin portion is provided. The elastic wave element chip includes a substrate having piezoelectricity, an interdigital transducer electrode, and a pad electrode. A first main surface of the substrate having piezoelectricity includes a first region and a second region closer to a second main surface than the first region. The interdigital transducer electrode is disposed in the first region. The pad electrode is disposed in the second region and bonded to the bump.Type: ApplicationFiled: December 13, 2018Publication date: July 18, 2019Inventor: Masatoshi NAKAGAWA
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Publication number: 20140045196Abstract: Provided are methods of diagnosing cancer in a patient by detecting the presence and/or amount of a biomarker of cancer in a sample from the patient. The methods and biomarkers may be used to develop an accurate prognosis for a patient having cancer or suspected of having cancer, or to accurately diagnose a patient having, or suspected of having cancer. The methods and biomarkers may be used to identify and/or classify a patient as a candidate for a cancer therapy.Type: ApplicationFiled: August 8, 2013Publication date: February 13, 2014Applicants: University of Tokyo, Abbott Japan Co., LtdInventors: Noahiko Koshikawa, Masatoshi Nakagawa, Eisaku Yoshida, Toru Yoshimura, Motoharu Seiki
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Publication number: 20110261921Abstract: A fuel assembly is charged in a reactor core of a nuclear reactor using a liquid metal as a coolant, and includes a wrapper tube storing a plurality of fuel pins and including an entrance nozzle for introducing the coolant and an operation handling head, grids disposed in the wrapper tube to support the fuel pins in the radial direction of the wrapper tube, liner tubes inserted in the wrapper tube to fixedly hold the respective grids in the axial direction of the wrapper tube, and a fixing device for fixing the grids and the liner tubes in the radial direction of the wrapper tube.Type: ApplicationFiled: December 26, 2006Publication date: October 27, 2011Applicants: Central Research Institute of Electric Power Ind., KABUSHIKI KAISHA TOSHIBAInventors: Tomonari Koga, Satoshi Nishimura, Izumi Kinoshita, Shoichi Moriya, Yasushi Tsuboi, Mitsuo Wakamatsu, Yoshiaki Sakashita, Masatoshi Nakagawa
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Patent number: 8040998Abstract: A fuel assembly is charged in a reactor core of a nuclear reactor using a liquid metal as a coolant, and includes a wrapper tube storing a plurality of fuel pins and including an entrance nozzle for introducing the coolant and an operation handling head, grids disposed in the wrapper tube to support the fuel pins in the radial direction of the wrapper tube, liner tubes inserted in the wrapper tube to fixedly hold the respective grids in the axial direction of the wrapper tube, and a fixing device for fixing the grids and the liner tubes in the radial direction of the wrapper tube.Type: GrantFiled: December 26, 2006Date of Patent: October 18, 2011Assignees: Kabushiki Kaisha Toshiba, Central Research Institute of Electric Power IndustryInventors: Tomonari Koga, Satoshi Nishimura, Izumi Kinoshita, Shoichi Moriya, Yasushi Tsuboi, Mitsuo Wakamatsu, Yoshiaki Sakashita, Masatoshi Nakagawa
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Publication number: 20110110485Abstract: A fuel assembly is charged in a reactor core of a nuclear reactor using a liquid metal as a coolant and includes a wrapper tube storing a plurality of fuel pins and including an entrance nozzle at a lower end thereof for introducing the coolant and an operation handling head at an upper end thereof, grids for supporting the plurality of fuel pins in the wrapper tube in the radial direction of the wrapper tube, liner tubes inserted in the wrapper tube for fixedly holding the grids in the axial direction of the wrapper tube, and peripheral flow suppressing members disposed in a peripheral flow passage extending between peripherally disposed ones of the fuel pins and the wrapper tube over a length corresponding to a heat generation length, which is a length range in the axial direction of the fuel pins storing a radioactive fuel material.Type: ApplicationFiled: December 26, 2006Publication date: May 12, 2011Applicants: KABUSHIKI KAISHA TOSHIBA, Central Research Institute of Electric Power Ind.Inventors: Tomonari KOGA, Satoshi NISHIMURA, Izumi KINOSHITA, Yasushi TSUBOI, Masatoshi NAKAGAWA
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Patent number: 7940883Abstract: A fuel assembly is charged in a reactor core of a nuclear reactor using a liquid metal as a coolant and includes a wrapper tube storing a plurality of fuel pins and including an entrance nozzle at a lower end thereof for introducing the coolant and an operation handling head at an upper end thereof, grids for supporting the plurality of fuel pins in the wrapper tube in the radial direction of the wrapper tube, liner tubes inserted in the wrapper tube for fixedly holding the grids in the axial direction of the wrapper tube, and peripheral flow suppressing members disposed in a peripheral flow passage extending between peripherally disposed ones of the fuel pins and the wrapper tube over a length corresponding to a heat generation length, which is a length range in the axial direction of the fuel pins storing a radioactive fuel material.Type: GrantFiled: December 26, 2006Date of Patent: May 10, 2011Assignees: Kabushiki Kaisha Toshiba, Central Research Institute of Electric Power IndustryInventors: Tomonari Koga, Satoshi Nishimura, Izumi Kinoshita, Yasushi Tsuboi, Masatoshi Nakagawa
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Patent number: 7726373Abstract: The invention provides a manufacturing apparatus of a pellet which has not quality deterioration and a great apparent specific gravity. The apparatus is provided with (a) bunching portions (16) bunching band-like long continuous material(s) (R) and/or a plurality of filamentous long continuous materials (R) to a narrow width so as to form a cord-shaped bunched material (R?), (b) compressing portions (22) having compressing rollers (50a, 50b) with an uneven outer surface and form a cord (S) by point compressing a twisted cord material (R?), (c) rotation portions (14) twisting the cord-shaped bunched material (R?) by relatively rotating the bunching portions (16) or the compressing portions (22) so as to form the twisted cord material (R?), and (d) a cutting portion (102) provided in an outlet side of the compressing portion (22) and cutting the cord (S) formed by the point compressing to a pellet shape.Type: GrantFiled: March 3, 2005Date of Patent: June 1, 2010Assignee: Maruyasu Co., Ltd.Inventors: Masahiro Okamoto, Masatoshi Nakagawa, Kazunori Shinohara
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Publication number: 20090005557Abstract: The present invention provides a ?-electron-conjugated organice silane compound that give an organic thin film superior in peeling restance, orientation, crystallinity and eletroconductive properties, and a production method thereof. A ?-electron-conjugated organice silane compound represented by General Formula: R1-SiX1X2X3 (R1 represents an organic group having a particular monocyclic heterocyclic unit; and X1 to X3 are a group giving a hydroxyl group by hydrolysis). A method of producing the organic silane compound, comprising allowing a compound represented by General Formula: R1-Li (R1 is the same as above) or a compound represented by General Formula: R1-MgX5 (R1 is the same as above; and X5 represents a halogen atom) with a compound represented by General Formula: X4-SiX1X2X3 (X1 to X3 are the same as above; and X4 represents a hydrogen or halogen atom or a lower alkoxy group).Type: ApplicationFiled: July 4, 2005Publication date: January 1, 2009Inventors: Masatoshi Nakagawa, Hiroyuki Hanato, Toshihiro Tamura
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Publication number: 20080303019Abstract: A side chain-containing type organic silane compound represented by the formula (I) R—SiX1X2X3 wherein R represents a ?-electron conjugate type organic residue composed of 3 to 10 units whose units are a group derived from a monocyclic aromatic hydrocarbon, a group derived from a monocyclic heterocyclic compound or the combination thereof, or an organic residue composed of 2 to 10 five-membered or six-membered rings, both of the residues having at least one side chain and X1, X2 and X3, the same or different represent a group affording a hydroxyl group upon hydrolysis.Type: ApplicationFiled: August 12, 2005Publication date: December 11, 2008Inventors: Masatoshi Nakagawa, Hiroyuki Hanato, Toshihiro Tamura
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Publication number: 20080207864Abstract: An organic silane compound represented by the general formula (a); (T)k-SiX1X2X3 (a) wherein T is an organic group derived from a fused polycyclic hydrocarbon compound of a fusion number of 2 to 10 composed of a 5-membered and/or 6-membered monocyclic hydrocarbon; k is an integer of 1 to 10; at least one group of X1 to X3 is a group which gives a hydroxy group by hydrolysis, or a halogen atom, and other groups are a group which does not react with an adjacent molecule.Type: ApplicationFiled: March 16, 2005Publication date: August 28, 2008Inventors: Masatoshi Nakagawa, Hiroyuki Hanato, Toshihiro Tamura
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Publication number: 20080042129Abstract: An organic TFT comprising an organic thin film, a gate electrode formed on one surface of the organic thin film through a gate insulating film, source/drain electrodes formed on both sides of the gate electrode and on one surface of the organic thin film or on the other surface, and a film of an organic silane compound positioned between the organic thin film and the gate insulating film and/or between the organic thin film and the source/drain electrodes.Type: ApplicationFiled: December 21, 2005Publication date: February 21, 2008Inventors: Masatoshi Nakagawa, Hiroyuki Hanato, Toshihiro Tamura
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Publication number: 20080038397Abstract: The invention provides a manufacturing apparatus of a pellet which has not quality deterioration and a great apparent specific gravity. The apparatus is provided with (a) bunching portions (16) bunching band-like long continuous material(s) (R) and/or a plurality of filamentous long continuous materials (R) to a narrow width so as to form a cord-shaped bunched material (R?), (b) compressing portions (22) having compressing rollers (50a, 50b) with an uneven outer surface and form a cord (S) by point compressing a twisted cord material (R?), (c) rotation portions (14) twisting the cord-shaped bunched material (R?) by relatively rotating the bunching portions (16) or the compressing portions (22) so as to form the twisted cord material (R?), and (d) a cutting portion (102) provided in an outlet side of the compressing portion (22) and cutting the cord (S) formed by the point compressing to a pellet shape.Type: ApplicationFiled: March 3, 2005Publication date: February 14, 2008Applicant: MARUYASU CO., LTD.Inventors: Masahiro Okamoto, Masatoshi Nakagawa, Kazunori Shinohara
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Publication number: 20070287848Abstract: A ?-electron conjugate molecule-containing silicon compound represented by the formula (I): wherein R1 represents an organic group obtained by combining two or more units constituting plural ?-electron conjugate systems, R2 represents a hydrophobic group and X1 to X3, which may be the same or different, respectively represent a group providing a hydroxyl group when it is hydrolyzed or a hydrogen atom.Type: ApplicationFiled: March 3, 2004Publication date: December 13, 2007Inventor: Masatoshi Nakagawa
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Publication number: 20060234151Abstract: A functional organic thin film comprising a network structure moiety 12 including silicon atoms and oxygen atoms and formed on a base 11; and a ?-election conjugated system molecule 15 bonded to the network structure moiety 12 via an insulating molecule 14.Type: ApplicationFiled: June 10, 2004Publication date: October 19, 2006Inventors: Masatoshi Nakagawa, Hiroyuki Hanato, Toshihiro Tamura
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Publication number: 20060231827Abstract: An organic thin film having both a chemical structure of an organic material that is a factor determining a characteristic of the thin film and a high-order structure of the thin film, for example, the crystallinity of molecules, namely, the orientation. A functional organic thin film composed of molecules the main skeleton structure portion of which is arbitrarily given electrical, optical, electrochemical function and a method for simply forming such a functional organic thin film are also disclosed. The functional organic film is formed of a silicon compound expressed by formula R1—SiX1X2X3 (I) where R is an organic residue which may have a terminal replaced by a functional grou p and to which ?-electron conjugate units are bonded, and X1, X2 and X3 are the same group or different groups and given a hydroxyl group by hydrolysis.Type: ApplicationFiled: February 25, 2004Publication date: October 19, 2006Inventors: Hiroyuki Hanato, Masatoshi Nakagawa, Toshihiro Tamura
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Patent number: 6928720Abstract: A surface acoustic wave device includes a piezoelectric substrate and at least one interdigital electrode disposed on the piezoelectric substrate. The interdigital electrode is made of ?-tantalum.Type: GrantFiled: July 30, 2002Date of Patent: August 16, 2005Assignee: Murata Manufacturing Co., Ltd.Inventors: Masato Kobayashi, Masatoshi Nakagawa, Makoto Tose, Toshio Hagi, Toshimaro Yoneda
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Patent number: 6826815Abstract: A surface acoustic wave device includes a piezoelectric plate and at least one interdigital electrode provided on the piezoelectric plate. The interdigital electrode includes a first metallic thin film and a second metallic thin film laminated on the first metallic thin film and containing tantalum as a principal component, and at least a portion of the tantalum of the second metallic thin film is &agr;-tantalum.Type: GrantFiled: January 16, 2002Date of Patent: December 7, 2004Assignee: Murata Manufacturing Co., Ltd.Inventors: Masatoshi Nakagawa, Makoto Tose, Yoshihiro Koshido, Michio Kadota, Toshimaro Yoneda, Takeshi Nakao