Patents by Inventor Takashi Tsuruta
Takashi Tsuruta 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: 11967701Abstract: A positive electrode material consists of composite particles. Each of the composite particles includes a base material particle, a film, and a carbon nanotube. The film covers at least a part of a surface of the base material particle. The base material particle includes a positive electrode active material. The film includes a boron oxide. The carbon nanotube includes a first portion and a second portion. The first portion is buried in the film. The second portion is exposed on a surface of the film.Type: GrantFiled: January 21, 2021Date of Patent: April 23, 2024Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, PANASONIC CORPORATIONInventors: Ryo Hanazaki, Takashi Ko, Natsumi Goto, Sho Tsuruta, Kohei Kintsu
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Patent number: 11788227Abstract: A thermal insulation sheet is used that includes a fiber, a silica aerogel contained in the fiber, and a fibrous cavity. A method for manufacturing a thermal insulation sheet is used that includes: an impregnation step of impregnating a silica aerosol in a nonwoven fabric substrate containing a fiber that is insoluble in an acidic solution, and a fiber that is soluble in the acidic solution; a gelling step of gelling the silica aerosol; a hydrophobizing step of hydrophobizing the gel; and a drying step of drying the gel. The fiber that is soluble in the acidic solution is dissolved in the hydrophobizing step.Type: GrantFiled: January 11, 2021Date of Patent: October 17, 2023Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Tatsuhiro Ooshiro, Takashi Tsuruta
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Patent number: 11358366Abstract: An aerogel structure body includes a composite layer containing fibrous materials and aerogel, the aerogel being held between the fibrous materials, and an aerogel layer having a first surface on at least one surface of the composite layer and formed of the aerogel, in which the aerogel layer having a second surface opposite to the first surface, the second surface including a projection portion projecting from the second surface, and a density of the aerogel in the projection portion is 0.1% to 3.0% higher than a density of the aerogel in the aerogel layer (flat portion) other than the projection portion. Therefore, the aerogel structure body that is excellent in dimensional stability and heat insulating properties and that can be manufactured with high productivity and a method of manufacturing the same are provided.Type: GrantFiled: April 27, 2021Date of Patent: June 14, 2022Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Takashi Tsuruta, Rikako Iwasaki
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Patent number: 11293583Abstract: Heat-insulation materials that can be placed along the lines of heat sources, heat-insulation structures using the same, and processes for producing the same. A heat-insulation material, that includes: fiber sheets that each have fibers and an aerogel and that have different sizes; and at least one covering material that covers the fiber sheets, or at least one elastic material that includes the fiber sheets. The at least one covering material may include a first covering material and a second covering material.Type: GrantFiled: February 14, 2018Date of Patent: April 5, 2022Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Daido Kohmyohji, Kazuma Oikawa, Takashi Tsuruta, Tooru Wada, Shigeaki Sakatani, Hidenori Miyakawa
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Publication number: 20210370636Abstract: An aerogel structure body includes a composite layer containing fibrous materials and aerogel, the aerogel being held between the fibrous materials, and an aerogel layer having a first surface on at least one surface of the composite layer and formed of the aerogel, in which the aerogel layer having a second surface opposite to the first surface, the second surface including a projection portion projecting from the second surface, and a density of the aerogel in the projection portion is 0.1% to 3.0% higher than a density of the aerogel in the aerogel layer (flat portion) other than the projection portion. Therefore, the aerogel structure body that is excellent in dimensional stability and heat insulating properties and that can be manufactured with high productivity and a method of manufacturing the same are provided.Type: ApplicationFiled: April 27, 2021Publication date: December 2, 2021Inventors: TAKASHI TSURUTA, RIKAKO IWASAKI
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Publication number: 20210131025Abstract: A thermal insulation sheet is used that includes a fiber, a silica aerogel contained in the fiber, and a fibrous cavity. A method for manufacturing a thermal insulation sheet is used that includes: an impregnation step of impregnating a silica aerosol in a nonwoven fabric substrate containing a fiber that is insoluble in an acidic solution, and a fiber that is soluble in the acidic solution; a gelling step of gelling the silica aerosol; a hydrophobizing step of hydrophobizing the gel; and a drying step of drying the gel. The fiber that is soluble in the acidic solution is dissolved in the hydrophobizing step.Type: ApplicationFiled: January 11, 2021Publication date: May 6, 2021Inventors: Tatsuhiro OOSHIRO, Takashi TSURUTA
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Patent number: 10998154Abstract: A connection terminal 9 of a cable 8 is fastened to a right area of a terminal block of a relay box 1, using a bolt 26. At this time, a connection terminal 6 of a power supply cable 5 is not connected to a power supply-side terminal 11 or a relay terminal 15, and power is not supplied from a battery to power seats. Then, a tab 30 provided on the connection terminal 6 of the power supply cable 5 is inserted into the relay terminal 15 from an inlet 19, and the connection terminal 6 and the relay terminal 15 are electrically connected to each other temporarily. Thus, operations of the power seats are checked.Type: GrantFiled: August 22, 2019Date of Patent: May 4, 2021Assignee: SUMITOMO WIRING SYSTEMS, LTD.Inventor: Takashi Tsuruta
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Patent number: 10920367Abstract: A thermal insulation sheet is used that includes a fiber, a silica aerogel contained in the fiber, and a fibrous cavity. A method for manufacturing a thermal insulation sheet is used that includes: an impregnation step of impregnating a silica aerosol in a nonwoven fabric substrate containing a fiber that is insoluble in an acidic solution, and a fiber that is soluble in the acidic solution; a gelling step of gelling the silica aerosol; a hydrophobizing step of hydrophobizing the gel; and a drying step of drying the gel. The fiber that is soluble in the acidic solution is dissolved in the hydrophobizing step.Type: GrantFiled: March 7, 2017Date of Patent: February 16, 2021Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Tatsuhiro Ooshiro, Takashi Tsuruta
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Patent number: 10913411Abstract: A power relay device is provided that relays power from a power source and supplies the power to an electric component. The power relay device includes a main device body, a terminal cover, and a holding unit. The main device body includes a power source terminal electrically connected to the power source and a load terminal electrically connected to the electric component. The terminal cover includes a connection terminal electrically connectable to a connected subject that is one of the power source terminal and the load terminal. The holding unit selectively sets a temporary holding state in which the connection terminal is electrically disconnected from the connected subject or a final holding state in which the connection terminal is electrically connected to the connected subject.Type: GrantFiled: June 17, 2019Date of Patent: February 9, 2021Assignees: SUMITOMO WIRING SYSTEMS, LTD., HONDA MOTOR CO., LTD.Inventors: Takashi Tsuruta, Kentaro Wakebe
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Publication number: 20200378058Abstract: A manufacturing method of a heat insulating sheet of the present disclosure includes a composite generating step of impregnating a nonwoven fiber with a basic sol prepared to generate a composite of a hydrogel-nonwoven fiber, the basic sol being prepared by adding carbonate ester to a water glass composition; and a drying step of drying a liquid contained in the composite at a temperature lower than a critical temperature of the liquid and a pressure lower than a critical pressure of the liquid to remove the liquid from the composite. A heat insulating sheet according to the present disclosure includes an aerogel and a nonwoven fiber, and has a compression rate at 0.30 MPa to 5.0 MPa of 40% or less. In an electronic device of the present disclosure, the heat insulating sheet is disposed between an electronic component and a housing. In a battery unit of the present disclosure, the heat insulating sheet is disposed between batteries.Type: ApplicationFiled: May 18, 2020Publication date: December 3, 2020Inventors: KAZUMA OIKAWA, TOORU WADA, SHIGEKI SAKAGUCHI, TAKASHI KUBO, TAKASHI TSURUTA, SHIGEAKI SAKATANI, DAIDO KOMYOJI
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Publication number: 20200075278Abstract: A connection terminal 9 of a cable 8 is fastened to a right area of a terminal block of a relay box 1, using a bolt 26. At this time, a connection terminal 6 of a power supply cable 5 is not connected to a power supply-side terminal 11 or a relay terminal 15, and power is not supplied from a battery to power seats. Then, a tab 30 provided on the connection terminal 6 of the power supply cable 5 is inserted into the relay terminal 15 from an inlet 19, and the connection terminal 6 and the relay terminal 15 are electrically connected to each other temporarily. Thus, operations of the power seats are checked.Type: ApplicationFiled: August 22, 2019Publication date: March 5, 2020Inventor: Takashi Tsuruta
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Publication number: 20190389408Abstract: A power relay device is provided that relays power from a power source and supplies the power to an electric component. The power relay device includes a main device body, a terminal cover, and a holding unit. The main device body includes a power source terminal electrically connected to the power source and a load terminal electrically connected to the electric component. The terminal cover includes a connection terminal electrically connectable to a connected subject that is one of the power source terminal and the load terminal. The holding unit selectively sets a temporary holding state in which the connection terminal is electrically disconnected from the connected subject or a final holding state in which the connection terminal is electrically connected to the connected subject.Type: ApplicationFiled: June 17, 2019Publication date: December 26, 2019Applicants: SUMITOMO WIRING SYSTEMS, LTD., HONDA MOTOR CO., LTD.Inventors: Takashi TSURUTA, Kentaro WAKEBE
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Publication number: 20190308770Abstract: A cargo handling pallet includes: a cargo placement surface, and a ground contact surface parallel with the placement surface and in contact with a pallet supporting surface. At least one of four edges of the placement surface is formed as an eaves edge over the entire length or a part of the length. A recess is defined below the eaves edge such that the pallet supporting surface is exposed by the recess, and a distal end of a fork can be inserted into the recess. The eaves edge has a sliding contact portion that is brought into sliding contact with an upper surface of the distal end of the fork. The depth of the recess is set longer than the fork insertion length for a case where the upper surface of the distal end of the fork is first brought into contact with the sliding contact portion.Type: ApplicationFiled: May 31, 2017Publication date: October 10, 2019Applicant: Advanced Logi-Tech Japan Co., Ltd.Inventor: Takashi TSURUTA
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Publication number: 20190071818Abstract: A thermal insulation sheet is used that includes a fiber, a silica aerogel contained in the fiber, and a fibrous cavity. A method for manufacturing a thermal insulation sheet is used that includes: an impregnation step of impregnating a silica aerosol in a nonwoven fabric substrate containing a fiber that is insoluble in an acidic solution, and a fiber that is soluble in the acidic solution; a gelling step of gelling the silica aerosol; a hydrophobizing step of hydrophobizing the gel; and a drying step of drying the gel. The fiber that is soluble in the acidic solution is dissolved in the hydrophobizing step.Type: ApplicationFiled: March 7, 2017Publication date: March 7, 2019Inventors: TATSUHIRO OOSHIRO, TAKASHI TSURUTA
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Publication number: 20180245731Abstract: Heat-insulation materials that can be placed along the lines of heat sources, heat-insulation structures using the same, and processes for producing the same. A heat-insulation material, that includes: fiber sheets that each have fibers and an aerogel and that have different sizes; and at least one covering material that covers the fiber sheets, or at least one elastic material that includes the fiber sheets. The at least one covering material may include a first covering material and a second covering material.Type: ApplicationFiled: February 14, 2018Publication date: August 30, 2018Inventors: DAIDO KOHMYOHJI, KAZUMA OIKAWA, TAKASHI TSURUTA, TOORU WADA, SHIGEAKI SAKATANI, HIDENORI MIYAKAWA
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Patent number: 9694382Abstract: A manufacturing apparatus of a coating film product rolls a mixture coating material by a first roll and transfers the mixture coating material to a coated object in motion to thereby manufacture the coating film product. An arithmetic average roughness Ra on a roll surface of the first roll is higher than a value 0.05 times of a particle size “d10” in which an integrated distribution of particle sizes of particles included in the mixture coating material is 10% and lower than a value 20 times a particle size “d90” in which an integrated distribution is 90%.Type: GrantFiled: December 26, 2014Date of Patent: July 4, 2017Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Masashi Hamabe, Takao Kuromiya, Takashi Tsuruta, Masateru Mikami
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Publication number: 20150362634Abstract: First protrusions (321) and second protrusions (322) surrounding the first protrusions (321) are formed on the surface of an optical member (1). The first and second protrusions (321, 322) are sized for a wavelength with antireflection and have different heights or pitches.Type: ApplicationFiled: December 10, 2013Publication date: December 17, 2015Inventors: Teppei IWASE, Tosihiko WADA, Takashi TSURUTA, Yuta MORIYAMA
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Publication number: 20150238994Abstract: A manufacturing apparatus of a coating film product, which rolls a mixture coating material containing a solvent by using a roll and transfers the mixture coating material to a moving coated object to thereby manufacture the coating film product, in which plural rolls are provided, a surface contact angle between a first roll which transfers the mixture coating material to an adjacent second roll and the solvent is larger than a surface contact angle between a roll surface of the second roll and the solvent concerning the first roll and the second roll in the plural rolls, and the surface contact angle between the roll surface of the second roll and the solvent is larger than a surface contact angle between a coated-object surface of the coated object and the solvent concerning the second roll in the plural roll and the coated object.Type: ApplicationFiled: December 26, 2014Publication date: August 27, 2015Inventors: MASATERU MIKAMI, MASASHI HAMABE, TAKASHI TSURUTA, TAKAO KUROMIYA
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Publication number: 20150224529Abstract: A manufacturing apparatus of a coating film product rolls a mixture coating material by a first roll and transfers the mixture coating material to a coated object in motion to thereby manufacture the coating film product. An arithmetic average roughness Ra on a roll surface of the first roll is higher than a value 0.05 times of a particle size “d10” in which an integrated distribution of particle sizes of particles included in the mixture coating material is 10% and lower than a value 20 times a particle size “d90” in which an integrated distribution is 90%.Type: ApplicationFiled: December 26, 2014Publication date: August 13, 2015Inventors: MASASHI HAMABE, TAKAO KUROMIYA, TAKASHI TSURUTA, MASATERU MIKAMI
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Patent number: 9013193Abstract: An object of the present invention is to accurately detect concentrations of mixtures in a fluid. An internal electrode 23 is disposed on the inner side of an external electrode 22 coaxially with the external electrode 22, and a plurality of points in the length direction of the internal electrode 23 are supported by a casing 21 via supporting members 28a and 28b. The state of a fluid S passing through a passage 26 between the external electrode 22 and the internal electrode 23 is detected based on electrostatic capacitance between the external electrode 22 and the internal electrode 23.Type: GrantFiled: May 8, 2012Date of Patent: April 21, 2015Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Takashi Tsuruta, Kazuhiro Nishikawa, Koichi Kubota, Takuto Shibayama