Patents Assigned to Sanyo
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Patent number: 12381281Abstract: The power supply device includes: a plurality of secondary battery cells each including a prismatic exterior can; a pair of end plates covering both end surfaces of a battery stack body in which the plurality of secondary battery cells are stacked; and a plurality of fastening members made of metal each having a plate shape extending in a stack direction of the plurality of secondary battery cells and disposed on an opposing side surface of the battery stack body to fasten the end plates to each other, in which each of the plurality of fastening members includes fastening part fixed to the end plate at each of both ends in a longer direction, and intermediate part coupling fastening parts with each other, and fastening parts is higher in strength than intermediate part, and intermediate part is higher in stretchability than fastening parts.Type: GrantFiled: December 24, 2019Date of Patent: August 5, 2025Assignee: SANYO Electric Co., Ltd.Inventor: Go Yamashiro
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Publication number: 20250234908Abstract: Provided is a granular food which contains oil and fat at a high concentration, and has flowability suitable for being filled in a container in which the occurrence of aggregates of the oil and fat and the seeping out of the oil and fat are suppressed. The granular food comprises: (A) at least one fatty acid ester selected from the group consisting of a (poly)glycerin fatty acid ester having an average degree of polymerization of a glycerin moiety of 1 to 8, and a sucrose fatty acid ester having an HLB of 8 or less; (B) an organic acid salt; (C) oil and fat; and (D) a food raw material, wherein the content of the oil and fat is 3-15 mass % and the Carr index is 79 or higher.Type: ApplicationFiled: March 24, 2023Publication date: July 24, 2025Applicant: SANYO FOODS CO., LTD.Inventor: Hiroyuki NAGAOKA
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Publication number: 20250231288Abstract: A power supply device includes a plurality of battery cells each including an outer covering can in a prismatic shape, a pair of end plates that cover both end surfaces of a battery stack in which the plurality of battery cells are stacked, a plurality of bind bars each formed into a plate shape extending in a stacking direction of the plurality of battery cells, the plurality of bind bars being respectively disposed on opposite side surfaces of the battery stack to fasten end plates to each other, heat radiation plate placing the battery stack on its upper surface side for releasing heat from the battery stack, and heat transfer sheet interposed between an upper surface of heat radiation plate and a lower surface of the battery stack to bring heat radiation plate and the battery stack into a thermally coupled state, wherein low friction slide layer with a friction resistance smaller than a friction resistance of the upper surface of heat transfer sheet is provided between heat transfer sheet and the pluralitType: ApplicationFiled: April 7, 2025Publication date: July 17, 2025Applicant: SANYO Electric Co., Ltd.Inventor: Hiroyuki Takahashi
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Patent number: 12359130Abstract: Provided is a powder which has a high saturation magnetic flux density and excellent flame retardancy. This powder is a flame retardant powder for a magnetic member, and includes a plurality of flaky particles. These particles are composed of an Fe—Si-based alloy containing 7% by mass or more and 12% by mass or less of Si. The content of Si in terms of percentage by mass, P(Si), in this alloy and the flame retardancy parameter PNF satisfy the following mathematical formulae (I) and (II): (?0.97×P(Si)+13.0)<PNF?10 (I), PNF=D50×TD/? (II), wherein, D50 represents the median diameter of the powder, TD represents the tap density of the powder, and ? represents the true density of the powder.Type: GrantFiled: December 17, 2019Date of Patent: July 15, 2025Assignee: Sanyo Special Steel Co., Ltd.Inventors: Kodai Miura, Toshiyuki Sawada, Ryosuke Ochi
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Patent number: 12362378Abstract: This nonaqueous electrolyte secondary battery has a non-aqueous electrolyte and an electrode assembly formed by layering a positive electrode and a negative electrode layered via a separator. The positive electrode has a positive electrode core and a positive electrode mix layer containing a positive electrode active substance. The median diameter (D50) of the positive electrode active substance in terms of volume is 5.0 to 7.0 ?m, the BET specific surface area of the positive electrode active substance is 2.00 to 3.00 m2/g, the TAP density of the positive electrode active substance is 1.30 to 1.70 g/cm3, and the density of the positive electrode mix layer is 2.3 to 2.5 g/cm3.Type: GrantFiled: February 8, 2021Date of Patent: July 15, 2025Assignee: SANYO Electric Co., Ltd.Inventors: Ken Kaneko, Yuu Takanashi, Kentaro Takahashi
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Patent number: 12355046Abstract: The battery module includes a plurality of batteries stacked together, and separator disposed between an adjoining two of the plurality of batteries and configured to insulate between the adjoining two of batteries. Separator includes thermal conduction suppressor and position regulator. Thermal conduction suppressor has lower thermal conductivity than position regulator and suppresses thermal conduction between the adjoining two of batteries. Position regulator has higher rigidity than thermal conduction suppressor, has dimension in stacked direction of batteries equal to or greater than dimension of thermal conduction suppressor in stacked direction, and abuts the adjoining two of batteries to regulate a position of each of the adjoining two of batteries in stacked direction.Type: GrantFiled: May 3, 2024Date of Patent: July 8, 2025Assignee: SANYO Electric Co., Ltd.Inventors: Go Yamashiro, Shingo Ochi
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Patent number: 12355051Abstract: A power supply device includes a plurality of battery cells each having a prismatic exterior can, heat-shrinkable films having insulating property and each covering one of the plurality of battery cells, a plurality of separators interposed between the plurality of battery cells, a battery stack constituted by the plurality of battery cells stacked with separators interposed between the plurality of battery cells, a pair of end plates disposed on both end faces of the battery stack, and a plurality of bind bars disposed on side surfaces, facing opposite directions, of the battery stack to fasten the end plates to each other, where an edge of an end edge of each separator is broken.Type: GrantFiled: April 20, 2020Date of Patent: July 8, 2025Assignee: SANYO Electric Co., Ltd.Inventors: Go Yamashiro, Hiroyuki Takahashi, Kazuhiro Harazuka
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Patent number: 12353067Abstract: A liquid crystal device according to one aspect of the present disclosure includes a liquid crystal layer and an electrode layer. The electrode layer is configured to create an electric field in the liquid crystal layer. The liquid crystal layer includes a liquid crystal composition that includes a liquid crystal mixture, to which a polymerization inhibitor for inhibiting radical polymerization caused by light action is added. In particular, the liquid crystal layer includes the liquid crystal composition in which a hindered amine based organic compound is added to the liquid crystal mixture as the polymerization inhibitor.Type: GrantFiled: July 19, 2021Date of Patent: July 8, 2025Assignees: santec Holdings Corporation, Sanyo-Onoda City Public University CorporationInventors: Yasuki Sakurai, Masashi Nishitateno, Koki Takatou, Masahiro Ito
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Publication number: 20250215143Abstract: The present invention aims to provide a polyol composition for producing a polyurethane resin, the polyol composition being capable of providing a polyurethane resin-forming composition having low viscosity and an appropriately long pot life and thus having good castability and providing a cured polyurethane resin having excellent moisture and heat resistance and substrate adhesion. The present invention relates to a polyol composition for producing a polyurethane resin, the polyol composition containing an ester (A) of a hydroxycarboxylic acid (h) and at least one of an amine polyol (a1) represented by the following formula (1) or a polyamine polyol (a2) represented by the following formula (2).Type: ApplicationFiled: March 16, 2023Publication date: July 3, 2025Applicant: SANYO CHEMICAL INDUSTRIES, LTD.Inventors: Masanobu WADA, Chie SATO
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Patent number: 12341222Abstract: In this secondary battery in which an electrode body having a positive electrode tab group at one end thereof is accommodated in a battery case, a positive electrode terminal and the positive electrode tab group are electrically connected via a second positive electrode current collector, the positive electrode tab group is connected to a tab connection part of the second positive electrode current collector in a bent state, and a tape as a fixing means is attached across a first main surface of the electrode body-the tab connection part of the second positive electrode current collector-a second main surface of the electrode body.Type: GrantFiled: September 11, 2020Date of Patent: June 24, 2025Assignees: SANYO ELECTRIC CO., LTD., PANASONIC HOLDINGS CORPORATIONInventors: Ryoichi Wakimoto, Hiroaki Imanishi, Yukinobu Miyamura
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Patent number: 12331167Abstract: The present invention provides a resin modifier (Y) containing: a block polymer (X) that has a block of a hydrophobic polymer (a) and a block of a hydrophilic polymer (b) as constitutional units, the block polymer (X) having an orientation index (?) obtained by the following formula of 1.5 to 15: orientation index (?)=(?)/(?) wherein (?) represents a weight ratio [(?b)/(?a)] between the hydrophilic polymer (b) and the hydrophobic polymer (a) in the block polymer (X), and (?) represents a weight ratio [(?b)/(?a)] between the hydrophilic polymer (b) and the hydrophobic polymer (a) determined by reflective infrared spectroscopy of the block polymer (X) heat-melted and pressed to a thickness of 500 ?m.Type: GrantFiled: January 22, 2019Date of Patent: June 17, 2025Assignee: SANYO CHEMICAL INDUSTRIES, LTD.Inventors: Shimpei Hasegawa, Yuhei Tanaka
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Publication number: 20250192345Abstract: A secondary battery includes: an electrode assembly including a positive electrode plate and a negative electrode plate; an exterior housing that has an opening and houses the electrode assembly; and a sealing plate (2) that seals the opening. The exterior housing and the sealing plate (2) form a battery case. A deformable member (19) that deforms when the pressure inside the battery case reaches a prescribed value or higher and a gas release valve (18) that breaks when the pressure inside the battery case reaches a prescribed value or higher to release gas inside the battery case to the outside of the battery case are provided in the sealing plate (2). A metallic reinforcing member (30) is connected to the inner surface of the sealing plate (2).Type: ApplicationFiled: February 18, 2025Publication date: June 12, 2025Applicant: SANYO Electric Co., Ltd.Inventors: Ryoichi Wakimoto, Hiroyuki Yamada
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Patent number: 12322760Abstract: A secondary battery configured so as to comprise: a plurality of positive electrodes each including a positive electrode core and a positive electrode active substance disposed on the positive electrode core; a plurality of negative electrodes each including a negative electrode core and a negative electrode active substance disposed upon the negative electrode core; at least one separator; and an adhesive coated so as to have a substantially constant area density on at least one side surface in the thickness direction of the separator. The secondary battery includes a laminated section in which the positive electrodes and the negative electrodes are alternately stacked, having the separator therebetween. The area of adhered sections adhered by the adhesive is greater on the outside in the lamination direction of the laminated section than on the inside in the lamination direction.Type: GrantFiled: December 15, 2020Date of Patent: June 3, 2025Assignee: SANYO Electric Co., Ltd.Inventors: Atsushi Kawamura, Daiki Watanabe, Yu Matsui, Shingo Tode
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Patent number: 12319821Abstract: Provided is an aqueous pigment dispersion having high initial dispersibility, high storage stability, and high color developability after printing, and particularly having high rub resistance (rubbing fastness) in cotton fabrics. An aqueous pigment dispersion for an aqueous inkjet ink, including a pigment and an aqueous medium, the pigment being dispersed with a polyurethane resin prepared by reacting an active hydrogen atom-containing component (A) with an organic polyisocyanate component (B), the active hydrogen atom-containing component (A) containing a polycarbonate polyol (a1), the organic polyisocyanate component (B) containing at least one compounds selected from the group consisting of aliphatic polyisocyanates (b1), alicyclic polyisocyanates (b2), and aromatic polyisocyanates (b3), wherein a coating film formed by drying the aqueous pigment dispersion at 50° C. for 12 hours has a storage modulus G? at 160° C. of 1 to 10 MPa.Type: GrantFiled: March 29, 2023Date of Patent: June 3, 2025Assignees: SANYO CHEMICAL INDUSTRIES, LTD., SEIKO EPSON CORPORATIONInventors: Hiroshi Odajima, Takeshi Yano, Kenji Kitada, Shinichi Naito
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Patent number: 12315948Abstract: Power supply device includes: battery stack in which a plurality of battery cells each having electrode terminal formed on a top surface thereof are stacked; a pair of end plates respectively covering end surfaces in a stacking direction of battery stack; fastening member that fastens the pair of end plates to each other; and insulating member interposed between a side surface of battery stack and fastening member. Insulating member has groove extending in a stacking direction of battery stack on a surface facing battery stack.Type: GrantFiled: December 22, 2020Date of Patent: May 27, 2025Assignee: SANYO Electric Co., Ltd.Inventors: Naotake Yoshida, Eri Kohira, Kazuhiro Harazuka
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Patent number: 12294114Abstract: Protective element-mounted flexible flat cable includes a plurality of conductive wires, insulating sheet covering the plurality of conductive wires, and protective element that is disposed in the middle of at least one of conductive wires and limits an overcurrent flowing through the at least one of conductive wires.Type: GrantFiled: July 8, 2019Date of Patent: May 6, 2025Assignee: SANYO Electric Co., Ltd.Inventors: Hiroaki Kita, Hiroyuki Mihara, Tisato Magara
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Patent number: 12289015Abstract: There is provided a motor armature structure including an armature that includes: a winding body; an armature core having a plurality of winding cores; and a structure framework, at least a part of the structure framework includes an insulating member, and the armature core includes a molded magnetic material admixture.Type: GrantFiled: February 8, 2022Date of Patent: April 29, 2025Assignee: SANYO DENKI CO., LTD.Inventors: Manabu Horiuchi, Shintarou Koichi, Yasushi Misawa
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Patent number: 12283855Abstract: Provided is a rotor of an interior permanent magnet synchronous motor, including a plurality of poles, wherein each of the plurality of poles includes a plurality of magnets, and the plurality of magnets is provided in such a manner that a magnetomotive force resulting from each magnet becomes weaker with increasing distance from a magnet center.Type: GrantFiled: November 21, 2022Date of Patent: April 22, 2025Assignee: SANYO DENKI CO., LTD.Inventors: Manabu Horiuchi, Kojiro Kawagishi, Yasushi Misawa
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Patent number: 12278383Abstract: A battery includes an electrode body obtained by stacking a positive electrode plate and a negative electrode plate with a separator interposed therebetween, an exterior body having an opening and housing the electrode body, a sealing plate sealing the opening, and an external terminal attached to the sealing plate. A tab is provided at at least one of the positive electrode plate or the negative electrode plate, and is electrically connected to the external terminal via a current collector between the electrode body and the sealing plate. The current collector includes a first current collector and a second current collector. The first current collector and the second current collector are welded to each other at a welding point covered with a covering member.Type: GrantFiled: June 23, 2020Date of Patent: April 15, 2025Assignee: SANYO ELECTRIC CO., LTD.Inventor: Ryoichi Wakimoto
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Patent number: 12278395Abstract: An overcurrent protection element includes: chip fuse; a printed circuit board configured by mounting chip fuse on a surface thereof; external connection part configured by being coupled to the printed circuit board; and insulating layer configured by being provided on the printed circuit board. The printed circuit board is provided with conductive parts on a surface of an insulating substrate. External connection part is electrically connected to the conductive parts of the printed circuit board. Chip fuse is electrically connected to the conductive parts, and chip fuse is connected to external connection part via the conductive parts.Type: GrantFiled: December 26, 2019Date of Patent: April 15, 2025Assignee: SANYO ELECTRIC CO., LTD.Inventors: Hiroyuki Mihara, Hiroaki Kita