Patents Assigned to MAXELL HOLDINGS, LTD.
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Patent number: 10396352Abstract: Provided are a non-aqueous electrolyte battery and a non-aqueous electrolyte battery system that can be repeatedly charged and that have good storage characteristics in a high-temperature environment. A non-aqueous electrolyte battery of the present invention includes an electrode body in which a positive electrode and a negative electrode are laminated with a separator interposed therebetween, and a non-aqueous electrolyte. The negative electrode has a laminated body including a metal base layer that does not form an alloy with Li, and Al active layers respectively bonded to both faces of the metal base layer, or a laminated body including a metal base layer that is made of a metal selected from Ni, Ti, and Fe, or an alloy thereof, and an Al active layer bonded to the metal base layer. A Li—Al alloy is formed at least on a surface side of each Al active layer.Type: GrantFiled: September 8, 2015Date of Patent: August 27, 2019Assignee: Maxell Holdings, Ltd.Inventors: Atsushi Hatakeyama, Yasunori Masaoka, Yoshihisa Hirose
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Publication number: 20190233634Abstract: A composition for a support material according to the present invention is to be used in a support material for supporting a model material used to form a shaped article through ink-jet stereolithography and contains polyalkylene glycol having an oxybutylene group, a water-soluble monofunctional ethylenic unsaturated monomer, and a photopolymerization initiator, and the content of the polyalkylene glycol having an oxybutylene group is 15 parts by mass or more and 75 parts by mass or less with respect to the total mass of the composition for a support material taken as 100 parts by mass.Type: ApplicationFiled: November 29, 2017Publication date: August 1, 2019Applicant: MAXELL HOLDINGS, LTD.Inventors: Hiroshi OTA, Keisuke OKUSHIRO
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Publication number: 20190229317Abstract: A non-aqueous electrolyte battery of the present invention includes a positive electrode, a negative electrode, a separator, and a non-aqueous electrolyte, and the separator contains polyphenylenesulfide fibers, aramid fibers, and cellulose fibers at ratios of 50 to 85 mass %, 10 to 30 mass %, and 5 to 35 mass %, respectively. This makes it possible to provide a non-aqueous electrolyte battery with characteristics that are less likely to deteriorate under a high-temperature environment and in which few defects occur during assembly.Type: ApplicationFiled: March 14, 2018Publication date: July 25, 2019Applicants: Maxell Holdings, Ltd., NIPPON KODOSHI CORPORATIONInventors: Yu SUGIOKA, Masahiro KUROIWA, Naoya KAWASAWA
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Patent number: 10361432Abstract: A positive electrode mixture layer of a non-aqueous secondary battery of the present invention contains a first positive electrode active material and a second positive electrode active material each composed of a lithium-containing composite oxide represented by General Composition Formula (1): Li1+yMO2 (1). The first positive electrode active material contains Co, and the second positive electrode active material contains Co, Ni and Mn. The ratio of the first positive electrode active material to all positive electrode active materials contained in the positive electrode mixture layer is 20 mass % or more. The positive electrode mixture layer has a density of 3.4 g/cm3 or less. Further, a negative electrode mixture layer contains carbon-coated SiOx and graphite, or a conductive layer is formed on a surface of a positive electrode current collector.Type: GrantFiled: January 23, 2015Date of Patent: July 23, 2019Assignee: MAXELL HOLDINGS, LTD.Inventors: Yuta Takaichi, Keisuke Kawabe, Yoshimi Hamatani
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Publication number: 20190215994Abstract: Provided is an electric-wave absorbing sheet that can favorably absorb high frequency electric waves in the millimeter-wave band or higher and that has high handleability. The electric-wave absorbing sheet includes a flexible electric-wave absorbing layer 1 that contains a particulate electric-wave absorbing material 1a and a resin binder 1b. The electric-wave absorbing material is a magnetic iron oxide that magnetically resonates at a frequency band equal to or higher than the millimeter-wave band.Type: ApplicationFiled: June 21, 2017Publication date: July 11, 2019Applicant: Maxell Holdings, Ltd.Inventors: Toshio HIROI, Masao FUJITA, Makoto TERASAWA
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Patent number: 10326174Abstract: A battery pack (1) includes: a battery stack (20) in which a plurality of laminar battery cells (10) are connected in series; a voltage monitoring unit (3) that monitors the voltage of each battery cell; a power unit (4) that has power lines (41p, 41n) for connecting the battery stack (20) and external connection terminals (42p, 42n), a current monitoring unit (44) for monitoring the current of the power lines, and a switch (43) for disconnecting the power lines; and a control unit (5) that receives signals from the voltage monitoring unit and the current monitoring unit, and outputs to the switch a signal for shutting off the power line. The power unit (4) is provided on a power board (74) separately from boards (73, 75) on which the voltage monitoring unit (3) and the control unit (5) are provided. Wiring formed on the power board (74) is thicker than that formed on the boards (73, 75) on which the voltage monitoring unit and the control unit are provided.Type: GrantFiled: July 30, 2014Date of Patent: June 18, 2019Assignee: MAXELL HOLDINGS, LTD.Inventors: Tatsuya Kamada, Naoaki Ogino
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Patent number: 10317149Abstract: A transparent heat-shielding/heat-insulating member includes a transparent substrate 11 and, from the transparent substrate side, an infrared reflective layer 12 and a protective layer 18 in this order. The protective layer 18 includes, from the infrared reflective layer side, a medium refractive index layer 13, a high refractive index layer 14 and a low refractive index layer 15 in this order. The medium refractive index layer 13 has a light refractive index at a wavelength of 550 nm of 1.45 to 1.55 and a thickness of 80 to 200 nm. The high refractive index layer 14 has a light refractive index at a wavelength of 550 nm of 1.65 to 1.95 and a thickness of 100 to 350 nm. The low refractive index layer 15 has a light refractive index at a wavelength of 550 nm of 1.30 to 1.45 and a thickness of 70 to 150 nm.Type: GrantFiled: March 3, 2016Date of Patent: June 11, 2019Assignee: MAXELL HOLDINGS, LTD.Inventors: Yoshimasa Mitsumoto, Teruhisa Miyata, Noriaki Otani
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Patent number: 10320038Abstract: A method for charging a lithium ion secondary battery of the present invention includes a first step and a second step. In the first step, A, B, and C satisfy the relationship A>B and B<C, where A represents an average charging current value in the range where a charge rate of the lithium ion secondary battery is 0% or more and less than 40%, B represents an average charging current value in the range where the charge rate is 40% or more and 60% or less, and C represents an average charging current value in the range where the charge rate is more than 60%. In the first step, the ratio of CMAX to CMIN (CMAX/CMIN) is 1.01 to 3.00, where CMAX represents the maximum value of the charging current value and CMIN represents the minimum value of the charging current value.Type: GrantFiled: December 10, 2015Date of Patent: June 11, 2019Assignee: MAXELL HOLDINGS, LTD.Inventors: Hirokazu Nomura, Kunihiko Koyama
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Patent number: 10255938Abstract: A magnetic recording medium of the present invention includes a non-magnetic substrate, and a magnetic layer containing a magnetic powder. The magnetic powder is constituted by an ?-iron oxide powder. The magnetic layer has a squareness in a thickness direction of 0.65 or more. In a differential curve obtained by differentiating a hysteresis curve in the thickness direction of the magnetic layer, two or more peaks are present. In a case where, out of peaks in the same direction among the above-described peaks, a local maximum of a largest peak in a magnetic field range of +500 oersted [Oe] or more is taken as P1 and a local maximum of a largest peak in a magnetic field range of ?500 oersted [Oe] or more and less than +500 oersted [Oe] is taken as P2, a relationship below is satisfied: 0.25?P2/P1?0.60.Type: GrantFiled: January 31, 2017Date of Patent: April 9, 2019Assignee: MAXELL HOLDINGS, LTD.Inventors: Toshio Hiroi, Shinji Kawakami, Kenji Tanaka
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Patent number: 10253218Abstract: An adhesive tape includes: a sheet-like base; an undercoat layer that is laminated on the base and contains an acid modified compound; and an adhesive agent layer that is laminated on the undercoat layer and contains butyl rubber, an alicyclic saturated hydrocarbon resin and a multifunctional epoxy-based compound.Type: GrantFiled: April 28, 2016Date of Patent: April 9, 2019Assignee: MAXELL HOLDINGS, LTD.Inventors: Tadahiko Nakagawa, Masahiro Saigo, Akiyoshi Masuda
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Publication number: 20190077931Abstract: A composition for forming a transparent conductive film contains transparent conductive particles, a binder resin, and a solvent, in which the composition for a transparent conductive film has a solid concentration of 20 to 50 mass %, the solvent includes a solvent A having a relative evaporation rate of 1 or more and a solvent B having a relative evaporation rate of less than 1, where an evaporation rate of butyl acetate is 1, a mass ratio between the solvent A and the solvent B is solvent A: solvent B=40:60 to 5:95, and the solvent A and the solvent B each contain at least a ketone-based solvent.Type: ApplicationFiled: March 8, 2017Publication date: March 14, 2019Applicant: Maxell Holdings, Ltd.Inventors: Takuo MIZUTANI, Fumie MITSUHASHI, Kenichiro YOSHIDA
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Publication number: 20190069400Abstract: A three-dimensional molded circuit component, includes: a base member which includes a metal part and a resin part; a circuit pattern which is formed on the resin part; and a mounted component which is mounted on the base member, and is electrically connected to the circuit pattern. The resin part includes a resin thin film as a portion thereof, which includes a thermoplastic resin, of which a thickness is in the range of 0.01 mm to 0.5 mm, and which is formed on the metal part. The mounted component is arranged on the metal part via the resin thin film.Type: ApplicationFiled: October 25, 2018Publication date: February 28, 2019Applicant: MAXELL HOLDINGS, LTD.Inventors: Atsushi YUSA, Satoshi YAMAMOTO, Akiko KITO, Hironori OTA, Hideto GOTO, Naoki USUKI
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Patent number: 10216697Abstract: Service can be offered free of charge and the cost of a skin condition measuring device can be reduced by effectively using data on the occasion of obtaining an analysis result by transmitting measurement data by the skin condition measuring device to a server of a company providing a service of analyzing the measurement data. When a request is made from a contractor client to acquire data registered in a measurement data database, authentication is executed based on a contractor ID input from the contractor client. Additionally, when the measurement data database is searched from a contractor database based on the contractor ID, a search level and an access level are obtained. The contractor client is permitted to search the measurement data database within a range of the search level and the access level.Type: GrantFiled: May 17, 2017Date of Patent: February 26, 2019Assignee: MAXELL HOLDINGS, LTD.Inventors: Fumie Kusumoto, Masashi Yoshimura, Eiji Sakata, Hironobu Nagano, Kenji Matsuoka, Kengo Miura
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Publication number: 20190033504Abstract: A transparent heat-shielding/heat-insulating member having a transparent screen function of the present invention includes: an infrared reflective layer and an optical adjustment protective layer in this order from a transparent base substrate side; and a light diffusing layer on a surface of the transparent base substrate that is opposite to the surface on which the infrared reflective layer is formed or between the transparent base substrate and the infrared reflective layer. The optical adjustment protective layer includes at least a high refractive index layer and a low refractive index layer in this order from the infrared reflective layer side. The transparent heat-shielding/heat-insulating member has a visible light reflectance of 12% or more and 30% or less, a haze value of 5% or more and 35% or less, a shading coefficient of 0.69 or less, and a normal emissivity of 0.22 or less.Type: ApplicationFiled: January 27, 2017Publication date: January 31, 2019Applicant: Maxell Holdings, Ltd.Inventors: Teruhisa MIYATA, Yoshimasa MITSUMOTO
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Publication number: 20190008051Abstract: A method for producing a plated part, includes: forming, on a surface of a base member, a catalyst activity inhibiting layer containing a polymer which has at least one of an amide group and an amino group; irradiating with light or heating a part of the surface of the base member on which the catalyst activity inhibiting layer is formed; applying an electroless plating catalyst to the surface of the base member heated or irradiated with the light; and bringing an electroless plating solution into contact with the surface of the base member to which the electroless plating catalyst is applied, to form an electroless plating film at a light-irradiated portion or a heated portion of the surface.Type: ApplicationFiled: September 5, 2018Publication date: January 3, 2019Applicant: MAXELL HOLDINGS, LTD.Inventors: Naoki USUKI, Akiko KITO, Atsushi YUSA
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Publication number: 20180366689Abstract: A flat battery of the present invention is a flat battery including an exterior can and a sealing can with which an opening of the exterior can is sealed, wherein the exterior can and the sealing can include a bottom portion and a circumferential wall extending upright from an outer circumference of the bottom portion and have a cylindrical shape that is open at one end; a distal end portion of the circumferential wall of the exterior can is bent toward a central axis of the sealing can to form a curve, whereby the exterior can is fixed to the sealing can by crimping; in a cross-sectional shape of the sealing can in the direction of the central axis, the circumferential wall of the sealing can is a single layer wall without being folded back, and the circumferential wall of the sealing can includes a rectilinear portion that is connected to the bottom portion via a corner portion; and the rectilinear portion has a Vickers hardness greater than the Vickers hardness of the corner portion.Type: ApplicationFiled: August 27, 2018Publication date: December 20, 2018Applicant: Maxell Holdings, Ltd.Inventors: Koji YAMAGUCHI, Noriyuki YABUSHITA, Toshikazu YOSHIBA, Kenji TSUDA
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Publication number: 20180350398Abstract: A refractive index nL and an attenuation rate kL of a magnetic layer are obtained by irradiating linearly polarized light at an irradiation angle of 70° from a lengthwise direction of the magnetic layer to the surface of the magnetic layer, and a vertical reflectance RL during vertical incidence of the linearly polarized light in the lengthwise direction is obtained based on nL and kL. A refractive index nT and an attenuation rate kT of the magnetic layer are obtained by irradiating linearly polarized light at an irradiation angle of 70° from a width direction of the magnetic layer to the surface of the magnetic layer, and a vertical reflectance RT during vertical incidence of the linearly polarized light in the width direction is obtained from nT and kT. If a variation rate A (%) of RL and RT is A=|RL/RT?1|×100, the relationship A?10% is established.Type: ApplicationFiled: June 4, 2018Publication date: December 6, 2018Applicant: Maxell Holdings, Ltd.Inventors: Shinji KAWAKAMI, Toshio KAWAKITA, Masao FUJITA
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Publication number: 20180309139Abstract: A non-aqueous electrolyte primary battery of the present invention includes: a negative electrode; a positive electrode; a separator; and a non-aqueous electrolyte. The negative electrode contains metallic lithium or a lithium alloy. The positive electrode contains a manganese oxide or a lithium-containing manganese oxide with a lithium content of 3.5% by mass or less. The non-aqueous electrolyte contains a phosphoric acid compound or a boric acid compound having in its molecule a group represented by General Formula (1) below, and the content of the phosphoric acid compound or the boric acid compound in the non-aqueous electrolyte is 8% by mass or less: where X is Si, Ge or Sn; R1, R2 and R3 independently represent an alkyl group having 1 to 10 carbon atoms, an alkenyl group having 2 to 10 carbon atoms, or an aryl group having 6 to 10 carbon atoms; and some or all of hydrogen atoms may be substituted with a fluorine atom.Type: ApplicationFiled: March 13, 2017Publication date: October 25, 2018Applicant: Maxell Holdings, Ltd.Inventors: Yu SUGIOKA, Hidetoshi MORIKAMI, Takumi OTSUKA
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Patent number: 10098434Abstract: Provided is a sprayer usable as a cosmetic mist device and an inhaler. The sprayer includes an air pump, a motor, a battery, a mist nozzle, a tank for storing a mist liquid concentrate, and a vertically long, cylindrical, main body case. The main body case is divided into front and back chambers by a division wall, and the tank is housed in the front chamber. The air pump, the motor, and an electrical component section including the battery are disposed, in this order, in the back chamber. The tank is formed in a vertically long shape occupying most of the front chamber without affecting an outer shape of the main body case. A grip portion is formed in a recessed manner at an upper portion of a back face of the main body case and the air pump and the motor are disposed near the grip portion.Type: GrantFiled: September 4, 2014Date of Patent: October 16, 2018Assignees: Sunstar Inc., Maxell Holdings, Ltd.Inventors: Masahiro Nishiura, Akio Yonetani, Hironobu Nagano, Kazuhiko Inoue, Yugo Watari, Yusuke Okamoto
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Patent number: 10098545Abstract: Provided are a system and method for surface condition measurement and analysis to effectively utilize image data photographed when a surface as an object is photographed regularly and continuously. When a surface as an object is sequentially photographed as time passes and the photographed image data is sequentially stored, the sequentially stored images are compared and the presence or absence of image regions among the images that nearly coincide with each other is determined. When there are images with image regions that nearly coincide with each other, a coordinate system having one image as a reference is set, and a position of the other image in the coordinate system is determined. When an image with an undetermined position overlaps with an image with a determined position, including images photographed subsequent thereto, the position of the image is determined.Type: GrantFiled: October 23, 2014Date of Patent: October 16, 2018Assignee: MAXELL HOLDINGS, LTD.Inventors: Hiroe Nakajima, Masashi Yoshimura