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| Number | Title | Issue Date |
| 8182947 | Electrode assembly and lithium ion secondary battery having the same An electrode assembly includes a positive electrode including a positive electrode active material; a negative electrode including a negative electrode active material; and a separator separating the positive electrode and the negative electrode from each other, and... | 05/22/2012 |
| 8110309 | Secondary battery The invention provides a secondary battery having positive electrode plates 14 and negative electrode plates, with insulating tapes 22A, 22B affixed to the cut end portions 14d, including an active material layer 14b ... | 02/07/2012 |
| 8088517 | Lithium ion secondary battery and production method thereof A lithium ion secondary battery having an electrode group that includes: a winding core, a positive electrode containing a positive electrode core member and a positive electrode active material layer, a negative electrode comprising a negative electrode core member... | 01/03/2012 |
| 8012628 | Polymer electrochemical device This invention relates to an electrochemical device which comprises a molding containing as a main ingredient a copolymer (Z) and at least two mutually insulated electrodes in joint with the molding, wherein the copolymer (Z) comprises a polymer block (A) having as ... | 09/06/2011 |
| 7951492 | Secondary battery and electrode plate therefor A secondary battery includes a first electrode plate, a second electrode plate, a separator interposed therebetween, and at least one insulation member. The first electrode plate has a first electrode collector having at least one surface on which a first electrode ... | 05/31/2011 |
| 7927746 | Systems and methods for internal short circuit protection in battery cells Systems and methods are provided to prevent separator failure in wound battery structures. The systems and methods employ reinforcing material that is attached or otherwise positioned relative to one or more battery structure components in area/s adjacent to a separ... | 04/19/2011 |
| 7887955 | Nonaqueous electrolyte battery, battery pack and vehicle A nonaqueous electrolyte battery includes an electrode group and a nonaqueous electrolyte. The electrode group has a laminated structure in which positive electrodes and negative electrodes are alternately interposed between overlapped parts of a separator folded in... | 02/15/2011 |
| 7875391 | Lithium ion secondary battery and method for manufacturing same A lithium ion secondary battery with improved safety against both internal short-circuiting and overcharge is provided. This lithium ion secondary battery includes a positive electrode comprising a composite lithium oxide, a negative electrode, and a non-aqueous ele... | 01/25/2011 |
| 7767348 | Non-aqueous electrolyte secondary battery and battery pack using the same A non-aqueous electrolyte secondary battery includes an electrode assembly formed by winding positive and negative electrodes, and an insulating layer together. Each of the electrodes has a core sheet and mixture layers formed on both sides of the sheet. The insulat... | 08/03/2010 |
| 7682751 | Lithium ion secondary battery and charging method therefor, and charge or charge/discharge control system for lithium ion secondary battery A lithium ion secondary battery includes a positive electrode containing a composite lithium oxide, a negative electrode capable of absorbing and desorbing lithium ions, a sheet-like separator interposed between the positive electrode and the negative electrode, a n... | 03/23/2010 |
| 7604900 | Cylindrical alkaline storage battery A cylindrical alkaline storage battery suitable for increasing capacity thereof and arranged to prevent a short circuit between positive and negative electrodes. The battery has an electrically-conductive cylindrical outer can that accommodates therein an electrode ... | 10/20/2009 |
| 7595135 | Alkali storage battery and method of producing the same An alkaline storage battery comprising: a positive electrode plate; a negative electrode plate; separators interposed between the positive electrode plate and the negative electrode plate; and an alkaline electrolyte, wherein a first edge of the positive electrode p... | 09/29/2009 |
| 7560193 | Secondary battery and method for producing the same In a secondary battery including a positive electrode, a negative electrode and a porous film bonded to the surface of at least one of the positive electrode and the negative electrode, the porous film includes ceramic particles and a binder, and the ceramic particl... | 07/14/2009 |
| 7553587 | Non-aqueous electrolyte secondary battery and method of manufacturing the same A non-aqueous electrolyte secondary battery has an insulating porous membrane, on at least one of a positive electrode, negative electrode, and separator thereof. The membrane contains an inorganic filler, and an active agent for dispersing the inorganic filler unif... | 06/30/2009 |
| 7435507 | Lithium ion secondary battery and method for manufacturing the same A lithium ion secondary battery has an electrode group including: a winding core; and a positive electrode and a negative electrode that are wound around the winding core. This electrode group does not have an independent separator between the positive and negative ... | 10/14/2008 |
| 7432017 | Compositions and methods for protection of active metal anodes and polymer electrolytes Electrochemical structures with a protective interlayer for prevention of deleterious reactions between an active metal electrode and polymer electrolytes, and methods for their fabrication. The structures may be incorporated in battery cells. The interlayer is capa... | 10/07/2008 |
| 7422825 | Nonaqueous electrolyte secondary battery A non-aqueous electrolyte secondary battery including: a positive electrode; a negative electrode; a separator interposed between the positive electrode and the negative electrode; a non-aqueous electrolyte; and a porous insulating film adhered to a surface of at le... | 09/09/2008 |
| 7402184 | Secondary battery and method for producing the same In a secondary battery including a positive electrode, a negative electrode and a porous film bonded to the surface of at least one of the positive electrode and the negative electrode, the porous film includes ceramic particles and a binder, and the ceramic particl... | 07/22/2008 |
| 7390591 | Ionically conductive membranes for protection of active metal anodes and battery cells Disclosed are ionically conductive membranes for protection of active metal anodes and methods for their fabrication. The membranes may be incorporated in active metal negative electrode (anode) structures and battery cells. In accordance with the invention, the mem... | 06/24/2008 |
| 7377948 | Layered electrochemical cell and manufacturing method therefor Methods of the present invention are provided for forming a plurality of electrochemical cell layers, each cell layer generally including a pair of electrodes and a separator electrically insulating the pair of electrodes. Cells of a desired size are formed by slici... | 05/27/2008 |
| 7351501 | Electrolyte for rechargeable lithium battery and rechargeable lithium battery comprising same Disclosed is a non-aqueous electrolyte for a rechargeable lithium battery including a polyether-modified silicon oil in which a polyether chain is bonded to a terminal end of a linear polysiloxane, a cyclic carbonate, and a lithium salt. ... | 04/01/2008 |
| 7351507 | Electrophotographic photoreceptor, image forming apparatus and method, and image process cartridge An electrophotographic photoreceptor and image processing method, the photoreceptor including an electroconductive substrate; an undercoat layer overlying the electroconductive substrate; and a photosensitive layer overlying the undercoat layer, wherein the undercoa... | 04/01/2008 |
| 7348103 | Polyfluorinated boron cluster anions for lithium electrolytes The present invention relates to an improvement in lithium secondary batteries comprised of a negative electrode, a positive electrode, a separator, and a lithium-based electrolyte carried in an aprotic solvent and to the electrolyte compositions. The improvement re... | 03/25/2008 |
| 7326494 | Composite material and electrodes made therefrom A composite material having utility as a cathode material for a lithium ion battery includes a first component which is a metal phosphate and a second component which is a metal nitride, a metal oxynitride, or a mixture of the two. The second component is coated on,... | 02/05/2008 |
| 7318982 | Polymer composition for encapsulation of electrode particles Compositions and methods are provided for coating electroactive particles. Coating materials include a conductive component and a low refractive index component. Coatings are provided in which the conductive and low refractive index components are linked and/or do n... | 01/15/2008 |
| 7303839 | Negative electrode for lithium sulfur battery, method of preparing same and lithium sulfur battery comprising same Disclosed is a negative electrode for a lithium sulfur battery. The negative electrode includes a lithium metal, a pre-treatment layer, and a protection layer for the lithium metal. The pre-treatment layer has a thickness of 50 to 5000 Å and includes a lithium ion... | 12/04/2007 |
| 7282295 | Protected active metal electrode and battery cell structures with non-aqueous interlayer architecture Active metal and active metal intercalation electrode structures and battery cells having ionically conductive protective architecture including an active metal (e.g., lithium) conductive impervious layer separated from the electrode (anode) by a porous separator im... | 10/16/2007 |
| 7282302 | Ionically conductive composites for protection of active metal anodes Disclosed are ionically conductive composites for protection of active metal anodes and methods for their fabrication. The composites may be incorporated in active metal negative electrode (anode) structures and battery cells. In accordance with the invention, the p... | 10/16/2007 |
| 7276314 | Lithium metal dispersion in secondary battery anodes The present invention is a secondary battery having a high specific capacity and good cycleability, and that can be used safely. The secondary battery is manufactured to include an anode formed from a host material capable of absorbing and desorbing lithium in an el... | 10/02/2007 |
| 7264898 | Primary zinc-air battery A rectangular-shaped primary zinc-air battery is provided. Hence, many components of the primary zinc-air battery can be designed in shapes of sheets for easy production. In addition, the primary zinc-air battery comprises two sheets of air cathodes on opposite side... | 09/04/2007 |
| 7258948 | Non-aqueous electrolyte secondary battery and manufacturing methods of an electrode used therein To provide a non-aqueous electrolyte secondary battery adapted to prevent an internal short circuit between an positive electrode and a negative electrode caused by the penetration of electrically conductive micro particles through a separator, which occurs when win... | 08/21/2007 |
| 7220516 | Bipolar battery with flexible insulation film A bipolar battery comprises a bipolar electrode having a positive electrode layer on one side of a collecting foil and a negative electrode layer on the other side of the collecting foil, and a polymer electrolyte layer disposed between the bipolar electrodes. In th... | 05/22/2007 |
| 7217476 | Battery Disclosed is a battery with a light weight and a high energy density. The battery includes a anode 5, having a layer of an anode active material 9 formed on an anode substrate 8, a cathode 6, including a layer of a cathode active material... | 05/15/2007 |
| 7189478 | Lithium secondary battery The invention aims to provide a lithium secondary battery exhibiting the improved function of self safety in an abnormal state without sacrificing battery characteristics. To attain the object, in a lithium secondary battery comprising a positive electrode (3... | 03/13/2007 |
| 7163565 | Electrode plate for secondary battery, method of manufacturing the same, and secondary battery using the same An electrode plate for a secondary battery is provided for reducing adverse influences caused by paste of an insulating sheet in an electrode body and a battery specification. Active material layers 22a to 22d and 22a′ to 22 | 01/16/2007 |
| 7157171 | Metal-air battery with programmed-timing activation This invention provides an actively controlled battery with a programmed-timing actuation capability. As a preferred embodiment, the battery comprises (a) a first metal-air cell assembly and at least a second metal-air cell assembly electronically connected in paral... | 01/02/2007 |
| 7144658 | Ultrathin, conformal polymer coatings as separators at nanostructured metal oxides used for energy storage An electrode for use in energy storage comprising a nanostructured mesoporous electrically conductive metal oxide and an ultrathin, conformal polymer coating on the metal oxide wherein said electrode has a mesoporous structure. Also disclosed is the related method f... | 12/05/2006 |
| 7118828 | Implantable battery The present invention discloses a device and method pertaining to battery construction. In the preferred embodiment, the shape and construction of the battery is designed to maximize energy density and efficiency, while minimizing volume and related restrictions. Fu... | 10/10/2006 |
| 7105251 | Nonaqueous secondary battery A nonaqueous secondary battery comprising a positive electrode and a negative electrode both containing a material capable of reversibly intercalating and deintercalating lithium, a nonaqueous electrolyte containing a lithium salt, and a separator, which has a least... | 09/12/2006 |
| 7097673 | Coating edge control Described are methods and products prepared from the methods, each of which include methods of coating certain materials onto a substrate, including coating a coating material and an edge material onto the substrate in a manner which may provide an improved thicknes... | 08/29/2006 |
