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| Number | Title | Issue Date |
| 8173303 | Lithium secondary battery Disclosed is a lithium secondary battery including a positive electrode including a positive active material; a negative electrode including a negative active material; a separator interposed between the positive and negative electrodes; and an electrolyte, where an... | 05/08/2012 |
| 8129052 | Polymer adhesive seals for protected anode architectures Protected anode architectures for active metal anodes have a polymer adhesive seal that provides an hermetic enclosure for the active metal of the protected anode inside an anode compartment. The compartment is substantially impervious to ambient moisture and batter... | 03/06/2012 |
| 7901810 | Battery active materials and methods for synthesis Active materials for rechargeable batteries have a general formula Aa(MO)bM′cXO4 where A represents an alkali metal or mixture of alkali metals, a is greater than about 0.1 and less than or equal to ... | 03/08/2011 |
| 7824806 | Compliant seal structures for protected active metal anodes Protected anode architectures have ionically conductive protective membrane architectures that, in conjunction with compliant seal structures and anode backplanes, effectively enclose an active metal anode inside the interior of an anode compartment. This enclosure ... | 11/02/2010 |
| 7662514 | Non-aqueous electrolyte secondary battery and method for producing negative electrode material for non-aqueous electrolyte secondary battery A non-aqueous electrolyte secondary battery including a positive electrode capable of reversibly absorbing and desorbing lithium, a negative electrode including an alloy material as an active material, and a non-aqueous electrolyte, wherein the alloy material includ... | 02/16/2010 |
| 7482097 | Alkali-transition metal phosphates having a +3 valence non-transition element and related electrode active materials This invention relates to electrode active materials, electrodes, and batteries. In particular, this invention relates to active materials comprising lithium or other alkali metals, transition metals, +3 oxidation state non-transition elements, and phosphates or sim... | 01/27/2009 |
| 7429435 | Method for preparing positive electrode active material for non-aqueous secondary battery There is provided a simple and easy method of preparation of a positive electrode active material for a non-aqueous secondary battery which comprises a compound comprising lithium, nickel and manganese and having a layered structure. Said method comprises firing a m... | 09/30/2008 |
| 7422823 | Alkali-iron-cobalt phosphates and related electrode active materials This invention relates to electrode active materials, electrodes, and batteries. In particular, this invention relates to active materials comprising lithium or other alkali metals, iron, cobalt, and other transition metals, and phosphates or similar moieties. ... | 09/09/2008 |
| 7419746 | Solid electrolyte and all solid state battery using the same A solid electrolyte of the present invention is represented by a general formula: LixMOyNz, where M is at least one element selected from the group consisting of Si, B, Ge, Al, C, Ga and S, and x, y and z respectively satisfy x=0.6 t... | 09/02/2008 |
| 7399552 | Battery Provided is a battery capable of improving charge-discharge cycle characteristics. The battery comprises a spirally wound electrode body in which a cathode and an anode are spirally wound with a separator in between. The capacity of the anode includes a capacity com... | 07/15/2008 |
| 7389580 | Method and apparatus for thin-film battery having ultra-thin electrolyte A method and system for fabricating solid-state energy-storage devices including fabrication films for devices without an anneal step. A film of an energy-storage device is fabricated by depositing a first material layer to a location on a substrate. Energy is suppl... | 06/24/2008 |
| 7390594 | Anode material for lithium batteries Primary and secondary Li-ion and lithium-metal based electrochemical cell system. The suppression of gas generation is achieved through the addition of an additive or additives to the electrolyte system of respective cell, or to the cell itself whether it be a liqui... | 06/24/2008 |
| 7378192 | Nonaqueous electrolyte battery To present a nonaqueous electrolyte secondary battery using iron compound which is inexpensive and abundant in resource, as the active material for the positive electrode. An iron compound with particle size of 1 to 300 nm or less, being composed of substantially sp... | 05/27/2008 |
| 7371338 | Metal fluorides as electrode materials Safe and economical electrochemically active nanocomposites based on metal fluoride compounds useful in rechargeable battery cell electrodes. When incorporated as the active electrode material in lithium battery cell systems, the nanocomposites enable high, stable s... | 05/13/2008 |
| 7358010 | Fluorinated carbon for metal/fluorinated carbon batteries A novel cathode composition for use in a metal/fluorinated carbon battery is produced by mixing fluorinated carbons made from anisotropic and isotropic carbon, where the anisotropic carbon is carbon fiber and the isotropic carbon is graphite. This cathode compositio... | 04/15/2008 |
| 7348096 | Flexible thin printed battery and device and method of manufacturing same A flat, flexible electrochemical cell is provided. The within invention describes various aspects of the flat, flexible electrochemical cell. A printed anode is provided that obviates the need for a discrete anode current collector, thereby reducing the size of the ... | 03/25/2008 |
| 7335448 | Lithium ion secondary battery A lithium ion secondary battery includes: (a) a positive electrode plate comprising an active material part and a current collector carrying the active material part, the active material part comprising a positive electrode active material capable of absorbing or de... | 02/26/2008 |
| 7309548 | Lithium secondary battery A lithium secondary battery comprising a positive electrode, a negative electrode, and a nonaqueous electrolyte, wherein the positive electrode or the negative electrode is an electrode obtained by depositing a thin film of active material capable of lithium storage... | 12/18/2007 |
| 7300722 | Lithium battery containing bismuth metal oxide A battery includes a cathode having an oxide containing one or more metals and pentavalent bismuth, an anode including lithium, a separator between the cathode and the anode, and an electrolyte. The metal(s) can be an alkali metal, an alkaline earth metal, a transit... | 11/27/2007 |
| 7282296 | 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 |
| 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 |
| 7279249 | Organic electrolytic solution and lithium battery employing the same An organic electrolytic solution containing an organic solvent and a compound that contains an anionic polymerization monomer with an added component capable of being chelated with a lithium metal cation. A lithium battery may utilize the organic electrolytic soluti... | 10/09/2007 |
| 7270915 | Alkali/transition metal HALO-and hydroxy-phosphates and related electrode active materials The present invention relates to novel battery having a first electrode comprising an electrode active material represented by the general formula AaMb(XY4)2Zd, a second electrode which is a counter-electrode to... | 09/18/2007 |
| 7255963 | Non-aqueous electrolyte rechargeable battery A non-aqueous electrolyte rechargeable battery including: (a) a positive electrode capable of charging and discharging lithium; (b) a negative electrode capable of charging and discharging lithium; (c) a separator or a lithium ion conductive layer interposed between... | 08/14/2007 |
| 7250233 | Lithium-sulfur batteries A lithium-sulfur battery having a positive electrode including a positive active material including an active sulfur, where the positive electrode comprises an electron-conductive path and an ion-conductive path, and includes active pores of the average size of up t... | 07/31/2007 |
| 7229713 | Electrode and battery using the same Provided are an electrode and a battery having superior charge-discharge cycle characteristics and capable of obtaining a higher energy density. The battery comprises a spirally wound electrode body (20) including a cathode (21) and an anode (22... | 06/12/2007 |
| 7214448 | Alkali/transition metal halo-and hydroxy-phosphates and related electrode active materials The present invention relates to novel electrode active materials represented by the general formula AaMb(XY4)2Zd, wherein: (a) A is one or more alkali metals, and 0 | 05/08/2007 |
| 7198871 | Non-aqueous electrolyte secondary battery In a non-aqueous electrolyte secondary battery provided with a positive electrode, a negative electrode, and a non-aqueous electrolyte solution, a positive electrode active material is a mixture of lithium-manganese composite oxide and at least one of lithium-nickel... | 04/03/2007 |
| 7183019 | Negative active material composition for a rechargeable lithium battery, method of producing a negative electrode for a rechargeable lithium battery using the same, and rechargeable lithium battery fabricated using the same Disclosed is a negative active material composition for a rechargeable lithium battery, a method of producing a negative electrode for a rechargeable lithium battery using the same, and a rechargeable lithium battery using the same. The negative active material comp... | 02/27/2007 |
| 7179566 | Positive electrode active material for secondary cell, positive electrode for secondary cell using same, and secondary cell A cathode active material for a secondary battery including a lithium-manganese composite oxide having a spinel structure and represented by the following general formula (I), Lia(MxMn2-x-y-zYyAz)(O4-w | 02/20/2007 |
| 7169328 | Multiphase nanocomposite material and method for its manufacture A multiphase composite material having utility as an electrochemical electrode or catalyst includes a first active phase which is an amorphous, electrochemically active material; and a second, stabilizer phase which includes one or more of: metals, carbon, ceramics,... | 01/30/2007 |
| 7157187 | Thin-film battery devices and apparatus for making the same A method and system for fabricating solid-state energy-storage devices including fabrication films for devices without an anneal step. A film of an energy-storage device is fabricated by depositing a first material layer to a location on a substrate. Energy is suppl... | 01/02/2007 |
| 7150941 | Secondary battery Provided is a secondary battery in which high energy density can be obtained and charging/discharging cycle characteristic can be improved. A positive electrode (13) and a negative electrode (15) are stacked with a separator (16) interposed ther... | 12/19/2006 |
| 7147478 | Electric element having liquid metals An electric element for electric connection of two corresponding electric elements comprises: two conductors; and liquid metals with low impedance connecting to the two conductors. The two conductors keep in contact with the liquid metals at a situation of relative ... | 12/12/2006 |
| 7144655 | Thin-film battery having ultra-thin electrolyte A method and system for fabricating solid-state energy-storage devices including fabrication films for devices without an anneal step. A film of an energy-storage device is fabricated by depositing a first material layer to a location on a substrate. Energy is suppl... | 12/05/2006 |
| 7129002 | Method for producing a rechargeable electrochemical element A method for producing a rechargeable button cell having a negative electrode composed of a lithium/indium alloy, a positive lithium/intercalating electrode and an organic electrolyte, a lithium layer and an indium layer are introduced into a negative housing half-s... | 10/31/2006 |
| 7108944 | Active material having surface treatment layer for battery and method of preparing the same An active material for a battery has a surface treatment layer that includes a conductive agent and at least one coating-element-containing compound selected from the group consisting of a coating-element-containing hydroxide, a coating-element-containing oxyhydroxi... | 09/19/2006 |
| 7094500 | Secondary battery A secondary battery comprising: a substrate; a first current collector; a first electrode; a solid electrolyte; a second electrode; and a second current collector; the first current collector being formed on the substrate and serving as a current collector of the fi... | 08/22/2006 |
| 7087346 | Alkali/transition metal phosphates and related electrode active materials Electrode active materials comprising lithium or other alkali metals, a transition metal, and a phosphate or similar moiety, of the formula: Aa+xMbP1−xSixO4 wherein ... | 08/08/2006 |
| 7083878 | Nonaqueous electrolytic solution and lithium secondary battery An object of the invention is to provide such a battery that has a high capacity, is excellent in storage characteristics, cycle characteristics and continuous charging characteristics, and is small in gas generation amount, whereby size reduction and improvement in... | 08/01/2006 |
