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| Number | Title | Issue Date |
| 8399129 | Negative electrode for lithium secondary battery, and lithium secondary battery including the same A negative electrode for a lithium secondary battery of the present invention includes a current collector and a negative electrode active material layer carried on the current collector. The negative electrode active material layer includes a plurality of columnar ... | 03/19/2013 |
| 8377593 | Energy storage device An energy storage device comprising an anode, electrolyte, and cathode is provided. The cathode comprises a plurality of granules comprising a support material, an active electrode metal, and a salt material, such that the cathode has a granule packing density equal... | 02/19/2013 |
| 8357467 | Lithium secondary battery To provide a lithium secondary battery excellent in the life characteristic and the power density. A lithium secondary battery, comprising: a positive electrode capable of intercalating and deintercalating lithium; and an negative electrode capable of intercalating ... | 01/22/2013 |
| 8252461 | Lithium-sulfur battery and cathode therefore An improved cathode suitable for lithium-sulfur batteries, a battery including the cathode, and a battery including a separator containing inorganic fillers are disclosed. The cathode includes sulfur and a metal oxide and optionally includes an additional polymeric ... | 08/28/2012 |
| 8137840 | Nonaqueous secondary battery and method of using the same A nonaqueous secondary battery containing a positive electrode having a positive electrode mixture layer, a negative electrode, and a nonaqueous electrolyte, in which the positive electrode comprises, as active materials, three or more lithium-containing transition ... | 03/20/2012 |
| 7816034 | High-power battery A method of forming battery electrodes with high specific surface and thin layers of active material is disclosed. The method enables low series resistance and high battery power. ... | 10/19/2010 |
| 7736806 | Cathode material and non-aqueous electrolyte secondary battery using it A negative electrode material for non-aqueous electrolyte secondary batteries, characterized in that the negative electrode material comprises a composite particle including solid phases A and B, the solid phase A being dispersed in the solid phase B, and the ratio ... | 06/15/2010 |
| 7597997 | Nonaqueous electrolyte secondary battery and method for producing same A nonaqueous electrolyte secondary battery with excellent charging/discharging cycle characteristics is provided, more specifically a nonaqueous electrolyte secondary battery in which deterioration of the conductivity of a negative electrode due to charging/discharg... | 10/06/2009 |
| 7537863 | Primary alkaline battery containing bismuth metal oxide A battery includes a cathode having an oxide containing one or more metals and pentavalent bismuth, an anode, a separator between the cathode and the anode, and an alkaline electrolyte. The metal(s) can be an alkali metal, an alkaline earth metal, a transition metal... | 05/26/2009 |
| 7465518 | Cell with copper oxide cathode An electrochemical battery cell with CuxO, where x is from 0.9 to 1.3, as a positive electrode active material. The specific surface area of the CuxO is from 1.0 to 4.0 m2/gram, preferably from 1.0 to 2.9 m2/g to provide a... | 12/16/2008 |
| 7422824 | Active material of positive electrode for nonaqueous electrolyte secondary battery and process for producing the same A positive electrode active material for a non-aqueous electrolyte secondary battery includes a particle of a composite oxide which contains Li and Co, wherein: the composite oxide further contains an element M1 and an element M2; the element M... | 09/09/2008 |
| 7416816 | Electrical storage battery with an electrolyte filled vessel having a front wall electrode A battery providing a storage of electrical energy with electrolytic processes of charging and discharging, comprising a first vessel having a front wall formed as an electrode, a second vessel having a front wall formed as an electrode, the vessels being arranged s... | 08/26/2008 |
| 7407726 | Primary alkaline battery containing bismuth metal oxide A primary battery includes a cathode having an oxide containing one or more metals and pentavalent bismuth, an anode, a separator between the cathode and the anode, and an alkaline electrolyte. The metal(s) can be an alkali metal, an alkaline earth metal, a transiti... | 08/05/2008 |
| 7399554 | Hybrid rechargeable battery having high power and high energy density lithium cells A hybrid rechargeable lithium battery, which includes a plurality of high power rechargeable cells, having nano-particles therein, and high energy density rechargeable cells, with the high energy cells recharging the high power cells. The battery preferably includes... | 07/15/2008 |
| 7378189 | Electrode material for lithium secondary battery, electrode structure employing electrode material, and lithium secondary battery having electrode structure The present invention provides: an electrode material for a lithium secondary battery containing lithium boron mixed oxide having a monoclinic LiBO2 structure and represented by a chemical formula LiB1-xDxO2-yE | 05/27/2008 |
| 7341806 | Battery having carbon foam current collector A battery cell includes a negative current collector and at least one carbon foam positive current collector disposed within the cell such that the negative current collector at least partially surrounds the at least one carbon foam positive current collector. An in... | 03/11/2008 |
| 7332248 | Active material for positive electrode for non-aqueous electrolyte secondary battery and method of manufacturing the same A method of manufacturing a non-aqueous electrolyte secondary battery is provided wherein the positive electrode is made from a lithium-metal composite oxide represented by the general formula Lix(Ni1-y, Coy)1-zMz | 02/19/2008 |
| 7316717 | Method of manufacturing an electrode active material particle for a rechargeable battery A rechargeable battery includes electrodes containing particles of an active material capable of being alloyed with Li. A metallic element that is not alloyed with Li is distributed by its diffusion in particles of the active material. ... | 01/08/2008 |
| 7314685 | Oxidized titanium as a cathodic current collector A titanium substrate having a thickened outer oxidation layer provided thereon by a treatment process performed either in an air atmosphere at elevated temperatures or through electrolytic oxidation (anodization), is discribed. The thusly conditioned titanium substr... | 01/01/2008 |
| 7311997 | Rechargeable batteries based on nonconjugated conductive polymers Rechargeable batteries have been fabricated using doped nonconjugated conductive polymers as the cathode and various metals such as aluminum, copper and zinc as the anode. A nonconjugated conductive polymer is a polymer with at least one double bond in the repeat wi... | 12/25/2007 |
| 7309545 | Anode material and battery using the same Provided is a battery with a higher capacity and superior charge-discharge cycle characteristics. A cathode contained in a package can and an anode contained in a package cup are laminated with a separator in between. The separator is impregnated with an electrolyte... | 12/18/2007 |
| 7235329 | Electrode material for non-aqueous solvent-secondary cell, electrode and secondary cell An electrode material comprising a powdery mixture of a metal material (particularly, an intermetallic compound) and a capacitive carbon material each capable of doping and dedoping lithium, and an optionally added fine electroconductive additive, and containing the... | 06/26/2007 |
| 7229717 | Anode active material and battery using it A battery with a high capacity and superior cycle characteristics, and an anode active material used for it are provided. An anode active material contains tin as a first element, a second element, and a third element. The second element is at least one from the gro... | 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 |
| 7211237 | Solid state synthesis of lithium ion battery cathode material Single-phase lithium-transition metal oxide compounds containing cobalt, manganese and nickel can be prepared by wet milling cobalt-, manganese-, nickel- and lithium-containing oxides or oxide precursors to form a finely-divided slurry containing well-distributed co... | 05/01/2007 |
| 7211349 | Silver vanadium oxide provided with a metal oxide coating An improved cathode material for nonaqueous electrolyte lithium electrochemical cell is described. The preferred active material is ε-phase silver vanadium oxide (Ag2V4O11) coated with a protective layer of a metal oxide, preferably... | 05/01/2007 |
| 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 |
| 7160647 | Battery cathode Batteries are disclosed. In some embodiments, a battery has a cathode that includes CuxMyOzXt, where M is a metal, X includes one or more halides and/or nitrate, x+y is from about 6.8 to about 7.2, and z and t are selected... | 01/09/2007 |
| 7147970 | Electrode material for non-aqueous solvent secondary cell, electrode and secondary cell An electrode material comprising a powdery mixture of a metal material (particularly, an intermetallic compound) and a capacitive carbon material each capable of doping and dedoping lithium, and an optionally added fine electroconductive additive, and containing the... | 12/12/2006 |
| 7147968 | Positive electrode for lithium-sulfur battery A positive electrode for a lithium-sulfur battery includes a positive active material including a sulfur-based compound, an electrically conductive material, an agent for increasing viscosity, and a binder. The agent is selected from a cellulose-based compound, an i... | 12/12/2006 |
| 7132197 | Battery Provided is a battery with a higher capacity, a superior charge-discharge cycle characteristic and a superior load characteristic. A cathode and an anode with a separator in between are spirally wound. The cathode comprises a cathode mixed layer containing a composi... | 11/07/2006 |
| 7125630 | Non-aqueous electrolyte battery A non-aqueous electrolyte battery includes an cathode having an cathode mixture layer containing an cathode active material; an anode having an anode mixture layer containing an anode active material which includes a first active material and/or a second active mate... | 10/24/2006 |
| 7097938 | Negative electrode material and battery using the same A negative electrode material and a battery which have an excellent cycle characteristic as well as a high capacity are provided. A positive electrode housed in an exterior can and a negative electrode housed in an exterior cup are laminated with a separator therebe... | 08/29/2006 |
| 7081320 | High energy density secondary battery for repeated use A secondary battery exhibiting a long cycle life and comprising a negative pole activating material made of lithium or zinc is provided, the battery at least having a negative pole made of lithium or zinc serving as the negative pole activating material, an electrol... | 07/25/2006 |
| 7060238 | Synthesis of metal phosphates The present invention relates to a method for preparing a metal phosphate which comprises milling in a carbonaceous vessel a lithium source, a phosphate source, such as LiH2PO4, and a metal oxide containing a metal ion wherein the metal ion is ... | 06/13/2006 |
| 7049030 | Battery Batteries and methods of making batteries are disclosed. In some embodiments, a battery includes a housing, a positive electrode comprising a copper material in the housing, a negative electrode in the housing, a separator between the positive electrode and the nega... | 05/23/2006 |
| 7045249 | Lithium cell with improved cathode A primary lithium cell having an anode comprising lithium and a cathode comprising electrochemically active material selected from copper vanadates having the formula CuV2O6 or Cu2V2O7 or mixtures thereof. The c... | 05/16/2006 |
| 7033699 | Fuel cell cathodes and their fuel cells Fuel cell cathodes and instant startup fuel cells employing the cathodes. The cathodes operate through the valency change mechanism of redox couples which uniquely provide multiple degrees of freedom in selecting the operating voltages available for such fuel cells.... | 04/25/2006 |
| 7033703 | Composite material and current collector for battery A composite material including a first carbon foam structure including a network of pores and a second carbon foam structure including a network of pores. An intermediate bonding structure is disposed at least in part between the first and second carbon foam structu... | 04/25/2006 |
| 7011906 | Battery for an electrical appliance that consumes low voltage battery A battery for electrical appliances that consume low voltage battery has a body containing a fluid material that is composed of active carbon and water therein, two conductive rods functioning as the opposite electrodes of the battery and extending into the body, an... | 03/14/2006 |
