Patents by Inventor Takayuki Maruyama
Takayuki Maruyama 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: 11927527Abstract: When a measurement sample whose absorbance greatly changes depending on a wavelength range is measured, measurement with a high S/N ratio and accuracy can be efficiently performed in a short time. For a plurality of wavelength ranges in wavelength scanning measurement of a measurement sample, based on measurement conditions including one of a plurality of dimming plates (16a to 16e) to be disposed in each wavelength range and a scanning speed of a wavelength to be set in each wavelength range, when wavelength scanning measurement in which the entire measurement wavelength range including all of the plurality of wavelength ranges is scanned at once is performed, a spectrophotometer (100) changes one of the plurality of dimming plates (16a to 16e) and the scanning speed according to the measurement conditions for each wavelength range.Type: GrantFiled: June 15, 2022Date of Patent: March 12, 2024Assignee: HITACHI HIGH-TECH SCIENCE CORPORATIONInventors: Kai Maruyama, Takayuki Wakui
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Publication number: 20240066776Abstract: A material discharge device includes: a drive motor; a screw having a groove formation surface and configured to rotate; a barrel having a facing surface and formed with a communication hole through which a plasticized material flows; a heating unit configured to heat the material; a nozzle from which the material is injected to an outside; and a plurality of measurement units configured to measure a pressure or a temperature of the material. The measurement units are disposed at an outer periphery of a nozzle channel wall, and a thickness of the nozzle channel wall satisfies the following (1) or (2): (1) when the nozzle channel wall is made of a material containing iron as a main component, the thickness of the nozzle channel wall is 0.2 mm or more and 2.5 mm or less; and (2) when the nozzle channel wall is made of a material containing aluminum as a main component, the thickness of the nozzle channel wall is 0.2 mm or more and 4 mm or less.Type: ApplicationFiled: August 28, 2023Publication date: February 29, 2024Inventors: Masashi FUCHII, Takayuki SASAKI, Kenta ANEGAWA, Masayuki TAKAHASHI, Hidenobu MARUYAMA, Juri YAMAGUCHI
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Patent number: 11843139Abstract: A fuel cell apparatus includes a fuel cell module including a housing and a fuel cell housed in the housing, the fuel cell generating electric power with use of a fuel gas and an oxygen-containing gas; and a heat exchanger which carries out heat exchange between a medium and exhaust gas from the fuel cell module, the heat exchanger being arranged laterally to the housing.Type: GrantFiled: January 20, 2017Date of Patent: December 12, 2023Assignees: KYOCERA Corporation, DAINICHI CO., LTD.Inventors: Mitsuhiro Nakamura, Mitsutaka Shimada, Kyosuke Yamauchi, Takayuki Maruyama, Tatsuya Kanbayashi
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Publication number: 20220115403Abstract: A semiconductor memory device includes a plurality of electrode layers stacked above a first semiconductor layer, a second semiconductor layer and a first film. The second semiconductor layer extends through the plurality of electrode layers in a stacking direction of the plurality of electrode layers. The second semiconductor layer includes an end portion inside the first semiconductor layer. The first film is positioned inside the first semiconductor layer and contacts the first semiconductor layer. The first semiconductor layer includes a first portion, a second portion, and a third portion. The first film is positioned between the first portion and the second portion. The third portion links the first portion and the second portion. The third portion is positioned between the first film and the second semiconductor layer. The second semiconductor layer includes a contact portion contacting the third portion of the first semiconductor layer.Type: ApplicationFiled: December 22, 2021Publication date: April 14, 2022Applicant: TOSHIBA MEMORY CORPORATIONInventors: Takayuki MARUYAMA, Yoshiaki FUKUZUMI, Yuki SUGIURA, Shinya ARAI, Fumie KIKUSHIMA, Keisuke SUDA, Takashi ISHIDA
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Patent number: 11271239Abstract: A fuel cell module includes: a cell stack apparatus including a cell stack including an array of a plurality of fuel cells, a manifold which feeds a fuel gas to each of the fuel cells, and a reformer which reforms a raw fuel; an oxygen-containing gas introduction plate which feeds an oxygen-containing gas to each of the fuel cells; and a housing which houses the cell stack apparatus and the oxygen-containing gas introduction plate. The housing includes a box having an open side and a lid which closes the open side of the box, and the box has a length of the open side which is greater than a maximum length of a projected plane of the cell stack apparatus as viewed from a lateral side of the cell stack apparatus.Type: GrantFiled: June 15, 2017Date of Patent: March 8, 2022Assignee: KYOCERA CorporationInventors: Mitsuhiro Nakamura, Mitsutaka Shimada, Kyosuke Yamauchi, Naoki Yokoo, Takayuki Maruyama, Tatsuya Kanbayashi
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Patent number: 11189850Abstract: A reformer of the present disclosure includes a reformer body which has a cylindrical shape and extends horizontally, introducing raw fuel and water to perform a reforming reaction, the reformer body including therein a vaporization portion which generates steam, and a reforming portion which reacts the steam generated in the vaporization portion with raw fuel to generate a reformed gas; a raw fuel introduction pipe which introduces the raw fuel into the reformer body; a water introduction pipe including therein a water passage which introduces water into the reformer body; and a vaporization accelerating portion which is disposed in at least one of the vaporization portion and the water introduction pipe and accelerates vaporization of water in the vaporization portion.Type: GrantFiled: June 13, 2017Date of Patent: November 30, 2021Assignee: KYOCERA CorporationInventors: Naoki Yokoo, Osamu Yamazaki, Tatsuya Kanbayashi, Takayuki Maruyama, Naruto Takahashi
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Patent number: 11038191Abstract: In accordance with a fuel cell module, a cell stack is housed in a housing including a box and a lid, and the lid is provided with a first gas flow channel through which either one of oxygen containing gas and exhaust gas flows. Therefore, the configuration of the housing can be simplified. Since the lid is provided with the gas flow channel, an accommodation space inside the box can be enlarged, the cell stack can be easily housed inside the housing through an opening, and the fuel cell module can be easily assembled.Type: GrantFiled: June 14, 2017Date of Patent: June 15, 2021Assignees: KYOCERA Corporation, DAINICHI CO., LTD.Inventors: Tatsuya Kanbayashi, Kentaro Tanaka, Takayuki Maruyama, Akinori Fukuda
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Publication number: 20210080397Abstract: A gas detection sheet has good gas detection sensitivity and excellent adhesion between a support and a porous coordination polymer, and an electrochemical element includes the gas detection sheet. The gas detection sheet includes a gas detection sheet support and a porous coordination polymer represented by general formula (1) supported on the support. Fex(Pyrazine)[Ni1-yMy(CN)4]??(1) (0.95?x?1.05, M=Pd, Pt, 0?y<0.15) By using the gas detection sheet wherein the gas detection sheet further contains a binder of 4% to 60% by mass based on the mass of the gas detection sheet, the gas detection sensitivity is excellent and the adhesion between the support and the porous coordination polymer is excellent.Type: ApplicationFiled: January 22, 2019Publication date: March 18, 2021Applicant: TDK CORPORATIONInventors: Tomohiko KATO, Takayuki MARUYAMA
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Publication number: 20190355742Abstract: A semiconductor memory device includes a plurality of electrode layers stacked above a first semiconductor layer, a second semiconductor layer and a first film. The second semiconductor layer extends through the plurality of electrode layers in a stacking direction of the plurality of electrode layers. The second semiconductor layer includes an end portion inside the first semiconductor layer. The first film is positioned inside the first semiconductor layer and contacts the first semiconductor layer. The first semiconductor layer includes a first portion, a second portion, and a third portion. The first film is positioned between the first portion and the second portion. The third portion links the first portion and the second portion. The third portion is positioned between the first film and the second semiconductor layer. The second semiconductor layer includes a contact portion contacting the third portion of the first semiconductor layer.Type: ApplicationFiled: March 8, 2019Publication date: November 21, 2019Applicant: TOSHIBA MEMORY CORPORATIONInventors: Takayuki MARUYAMA, Yoshiaki Fukuzumi, Yuki Sugiura, Shinya Arai, Fumie Kikushima, Keisuke Suda, Takashi Ishida
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Publication number: 20190319293Abstract: In accordance with a fuel cell module, a cell stack is housed in a housing including a box and a lid, and the lid is provided with a first gas flow channel through which either one of oxygen containing gas and exhaust gas flows. Therefore, the configuration of the housing can be simplified. Since the lid is provided with the gas flow channel, an accommodation space inside the box can be enlarged, the cell stack can be easily housed inside the housing through an opening, and the fuel cell module can be easily assembled.Type: ApplicationFiled: June 14, 2017Publication date: October 17, 2019Inventors: Tatsuya KANBAYASHI, Kentaro TANAKA, Takayuki MARUYAMA, Akinori FUKUDA
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Publication number: 20190237795Abstract: A fuel cell module includes: a cell stack apparatus including a cell stack including an array of a plurality of fuel cells, a manifold which feeds a fuel gas to each of the fuel cells, and a reformer which reforms a raw fuel; an oxygen-containing gas introduction plate which feeds an oxygen-containing gas to each of the fuel cells; and a housing which houses the cell stack apparatus and the oxygen-containing gas introduction plate. The housing includes a box having an open side and a lid which closes the open side of the box, and the box has a length of the open side which is greater than a maximum length of a projected plane of the cell stack apparatus as viewed from a lateral side of the cell stack apparatus.Type: ApplicationFiled: June 15, 2017Publication date: August 1, 2019Inventors: Mitsuhiro NAKAMURA, Mitsutaka SHIMADA, Kyosuke YAMAUCHI, Naoki YOKOO, Takayuki MARUYAMA, Tatsuya KANBAYASHI
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Publication number: 20190221869Abstract: A fuel cell apparatus includes a fuel cell module including a housing and a fuel cell housed in the housing, the fuel cell generating electric power with use of a fuel gas and an oxygen-containing gas; and a heat exchanger which carries out heat exchange between a medium and exhaust gas from the fuel cell module, the heat exchanger being arranged laterally to the housing.Type: ApplicationFiled: January 20, 2017Publication date: July 18, 2019Inventors: Mitsuhiro NAKAMURA, Mitsutaka SHIMADA, Kyosuke YAMAUCHI, Takayuki MARUYAMA, Tatsuya KANBAYASHI
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Publication number: 20190214665Abstract: A reformer of the present disclosure includes a reformer body which has a cylindrical shape and extends horizontally, introducing raw fuel and water to perform a reforming reaction, the reformer body including therein a vaporization portion which generates steam, and a reforming portion which reacts the steam generated in the vaporization portion with raw fuel to generate a reformed gas; a raw fuel introduction pipe which introduces the raw fuel into the reformer body; a water introduction pipe including therein a water passage which introduces water into the reformer body; and a vaporization accelerating portion which is disposed in at least one of the vaporization portion and the water introduction pipe and accelerates vaporization of water in the vaporization portion.Type: ApplicationFiled: June 13, 2017Publication date: July 11, 2019Inventors: Naoki YOKOO, Osamu YAMAZAKI, Tatsuya KANBAYASHI, Takayuki MARUYAMA, Naruto TAKAHASHI
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Patent number: 10336138Abstract: As a rubber composition excellent in fatigue resistance and a method for producing the same, this disclosure provides a rubber composition containing a zinc oxide, wherein: a total volume of aggregates of the zinc oxide with a diameter of 20 ?m or more is 0.008 or less in the rubber composition by volume fraction; and a method for producing the rubber composition, comprising: preparing a wet masterbatch by using a carbon black with a surface average acidic functional group amount (?eq/m2) of 0.15 or more and less than 3.00, preferably 0.40 or more and less than 1.50; and compounding a zinc oxide with the wet masterbatch.Type: GrantFiled: February 5, 2016Date of Patent: July 2, 2019Assignee: BRIDGESTONE CORPORATIONInventors: Takayuki Maruyama, Kazuya Murata, Seiichi Kato, Tomokatsu Ikuta
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Patent number: 10280087Abstract: A sheet manufacturing device includes: a feeder configured to feed a sheet; and a transferring unit configured to transfer carbon nanotubes with a predetermined length onto the sheet, the transferring unit including: a drawing unit configured to draw the carbon nanotubes from a grown form of the carbon nanotubes in a direction intersecting with a feeding direction of the sheet; and a cutter configured to cut the drawn carbon nanotubes.Type: GrantFiled: November 12, 2015Date of Patent: May 7, 2019Assignee: LINTEC CORPORATIONInventor: Takayuki Maruyama
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Patent number: 10222358Abstract: A gas detection sheet wherein a porous coordination polymer represented by formula (1) is supported on a supporter and the air permeability of the gas detection sheet is 0.8 seconds or more and 60 seconds or less. Fex(pz)[Ni1-yMy(CN)4]??(1) (wherein, pz=pyrazine, 0.95?x<1.05, M=Pd or Pt, 0?y<0.15).Type: GrantFiled: March 23, 2017Date of Patent: March 5, 2019Assignee: TDK CORPORATIONInventors: Tomohiko Kato, Takayuki Maruyama, Rie Ihara
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Patent number: 10224576Abstract: A gas detection material having a Hofmann type porous coordination polymer of {Fe(pz)[Ni(CN)4]} (wherein, pz=pyrazine) which contains ferrous ion, tetracyanonickelate ion and pyrazine as the essential ingredients and has a pillared crystal shape. Also a lithium ion secondary battery, wherein, the outer package of the lithium ion secondary battery is covered by the gas detection material mentioned above.Type: GrantFiled: July 2, 2015Date of Patent: March 5, 2019Assignee: TDK CORPORATIONInventors: Takashi Horai, Takayuki Maruyama
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Patent number: 10056652Abstract: A porous coordination polymer represented by the following formula (1), wherein, the ratio A/B of the diffraction peak intensity A of (001) plane to the diffraction peak intensity B of (110) plane is 0.8 or more and 5.8 or less, Fex(pz)[Ni1?yMy(CN)4]??(1) wherein, pz=pyrazine, 0.95?x<1.05, M=Pd, Pt, 0?y<0.15. Also described is a gas detecting material and a lithium ion secondary battery having the porous coordination polymer.Type: GrantFiled: August 17, 2016Date of Patent: August 21, 2018Assignee: TDK CORPORATIONInventors: Tomohiko Kato, Takayuki Maruyama
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Publication number: 20180079646Abstract: A sheet manufacturing device includes: a feeder configured to feed a sheet; and a transferring unit configured to transfer carbon nanotubes with a predetermined length onto the sheet, the transferring unit including: a drawing unit configured to draw the carbon nanotubes from a grown form of the carbon nanotubes in a direction intersecting with a feeding direction of the sheet; and a cutter configured to cut the drawn carbon nanotubes.Type: ApplicationFiled: November 12, 2015Publication date: March 22, 2018Inventor: Takayuki MARUYAMA
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Publication number: 20170368876Abstract: As a rubber composition excellent in fatigue resistance and a method for producing the same, this disclosure provides a rubber composition containing a zinc oxide, wherein: a total volume of aggregates of the zinc oxide with a diameter of 20 ?m or more is 0.008 or less in the rubber composition by volume fraction; and a method for producing the rubber composition, comprising: preparing a wet masterbatch by using a carbon black with a surface average acidic functional group amount (?eq/m2) of 0.15 or more and less than 3.00, preferably 0.40 or more and less than 1.50; and compounding a zinc oxide with the wet masterbatch.Type: ApplicationFiled: February 5, 2016Publication date: December 28, 2017Applicant: BRIDGESTONE CORPORATIONInventors: Takayuki MARUYAMA, Kazuya MURATA, Seiichi KATO, Tomokatsu IKUTA