Patents Assigned to Sanyo
  • Patent number: 12381281
    Abstract: 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: Grant
    Filed: December 24, 2019
    Date of Patent: August 5, 2025
    Assignee: SANYO Electric Co., Ltd.
    Inventor: Go Yamashiro
  • Publication number: 20250234908
    Abstract: 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: Application
    Filed: March 24, 2023
    Publication date: July 24, 2025
    Applicant: SANYO FOODS CO., LTD.
    Inventor: Hiroyuki NAGAOKA
  • Publication number: 20250231288
    Abstract: 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 pluralit
    Type: Application
    Filed: April 7, 2025
    Publication date: July 17, 2025
    Applicant: SANYO Electric Co., Ltd.
    Inventor: Hiroyuki Takahashi
  • Patent number: 12359130
    Abstract: 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: Grant
    Filed: December 17, 2019
    Date of Patent: July 15, 2025
    Assignee: Sanyo Special Steel Co., Ltd.
    Inventors: Kodai Miura, Toshiyuki Sawada, Ryosuke Ochi
  • Patent number: 12362378
    Abstract: 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: Grant
    Filed: February 8, 2021
    Date of Patent: July 15, 2025
    Assignee: SANYO Electric Co., Ltd.
    Inventors: Ken Kaneko, Yuu Takanashi, Kentaro Takahashi
  • Patent number: 12355046
    Abstract: 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: Grant
    Filed: May 3, 2024
    Date of Patent: July 8, 2025
    Assignee: SANYO Electric Co., Ltd.
    Inventors: Go Yamashiro, Shingo Ochi
  • Patent number: 12355051
    Abstract: 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: Grant
    Filed: April 20, 2020
    Date of Patent: July 8, 2025
    Assignee: SANYO Electric Co., Ltd.
    Inventors: Go Yamashiro, Hiroyuki Takahashi, Kazuhiro Harazuka
  • Patent number: 12353067
    Abstract: 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: Grant
    Filed: July 19, 2021
    Date of Patent: July 8, 2025
    Assignees: santec Holdings Corporation, Sanyo-Onoda City Public University Corporation
    Inventors: Yasuki Sakurai, Masashi Nishitateno, Koki Takatou, Masahiro Ito
  • Publication number: 20250215143
    Abstract: 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: Application
    Filed: March 16, 2023
    Publication date: July 3, 2025
    Applicant: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: Masanobu WADA, Chie SATO
  • Patent number: 12341222
    Abstract: 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: Grant
    Filed: September 11, 2020
    Date of Patent: June 24, 2025
    Assignees: SANYO ELECTRIC CO., LTD., PANASONIC HOLDINGS CORPORATION
    Inventors: Ryoichi Wakimoto, Hiroaki Imanishi, Yukinobu Miyamura
  • Patent number: 12331167
    Abstract: 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: Grant
    Filed: January 22, 2019
    Date of Patent: June 17, 2025
    Assignee: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: Shimpei Hasegawa, Yuhei Tanaka
  • Publication number: 20250192345
    Abstract: 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: Application
    Filed: February 18, 2025
    Publication date: June 12, 2025
    Applicant: SANYO Electric Co., Ltd.
    Inventors: Ryoichi Wakimoto, Hiroyuki Yamada
  • Patent number: 12322760
    Abstract: 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: Grant
    Filed: December 15, 2020
    Date of Patent: June 3, 2025
    Assignee: SANYO Electric Co., Ltd.
    Inventors: Atsushi Kawamura, Daiki Watanabe, Yu Matsui, Shingo Tode
  • Patent number: 12319821
    Abstract: 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: Grant
    Filed: March 29, 2023
    Date of Patent: June 3, 2025
    Assignees: SANYO CHEMICAL INDUSTRIES, LTD., SEIKO EPSON CORPORATION
    Inventors: Hiroshi Odajima, Takeshi Yano, Kenji Kitada, Shinichi Naito
  • Patent number: 12315948
    Abstract: 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: Grant
    Filed: December 22, 2020
    Date of Patent: May 27, 2025
    Assignee: SANYO Electric Co., Ltd.
    Inventors: Naotake Yoshida, Eri Kohira, Kazuhiro Harazuka
  • Patent number: 12294114
    Abstract: 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: Grant
    Filed: July 8, 2019
    Date of Patent: May 6, 2025
    Assignee: SANYO Electric Co., Ltd.
    Inventors: Hiroaki Kita, Hiroyuki Mihara, Tisato Magara
  • Patent number: 12289015
    Abstract: 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: Grant
    Filed: February 8, 2022
    Date of Patent: April 29, 2025
    Assignee: SANYO DENKI CO., LTD.
    Inventors: Manabu Horiuchi, Shintarou Koichi, Yasushi Misawa
  • Patent number: 12283855
    Abstract: 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: Grant
    Filed: November 21, 2022
    Date of Patent: April 22, 2025
    Assignee: SANYO DENKI CO., LTD.
    Inventors: Manabu Horiuchi, Kojiro Kawagishi, Yasushi Misawa
  • Patent number: 12278383
    Abstract: 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: Grant
    Filed: June 23, 2020
    Date of Patent: April 15, 2025
    Assignee: SANYO ELECTRIC CO., LTD.
    Inventor: Ryoichi Wakimoto
  • Patent number: 12278395
    Abstract: 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: Grant
    Filed: December 26, 2019
    Date of Patent: April 15, 2025
    Assignee: SANYO ELECTRIC CO., LTD.
    Inventors: Hiroyuki Mihara, Hiroaki Kita