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| Number | Title | Issue Date |
| 8168350 | Fuel cell structures and assemblies with channeled current collectors, and method of making the same A channeled metal clad fiber comprises one or more surface channels that extend along directions substantially parallel to the longitudinal axis of such fiber. Metal clad fibers may include multiple protective layers, and one or more protective layers may contain mu... | 05/01/2012 |
| 7972731 | Electrode for cell of energy storage device and method of forming the same A method of the present invention is used for the high-rate deposition of materials, such as carbon, silicon, metals, metal oxides, and the like, onto a metal substrate defined by a metal current collector. The particles of the material are mixed with fluid and are ... | 07/05/2011 |
| 7879497 | Battery A battery is adapted such that a nickel hydroxide particle group constituted of a number of nickel hydroxide particles filled in a void part of a positive electrode substrate contains, at a ratio of 15 wt % or less, small-diameter nickel hydroxide particles each hav... | 02/01/2011 |
| 7838154 | Negative electrode for nonaqueous secondary battery A negative electrode 10 for a nonaqueous secondary battery, has an active material layer 2 containing active material particles 2a. The active material layer 2 has a metallic material 4 deposited among the particles by elect... | 11/23/2010 |
| 7473490 | Fuel cell structures and assemblies with channeled current collectors, and method of making the same The present invention relates to a channeled metal clad fiber comprising one or more surface channels that extend along directions that are substantially parallel to the longitudinal axis of such fiber. The present invention also provides a microfibrous fuel cell st... | 01/06/2009 |
| 7427455 | Anode for lithium metal polymer secondary battery comprising surface patterned anodic current collector and method of preparing the same There are provided an anode for a lithium metal polymer secondary battery comprising an anodic current collector having a surface on which a plurality of recesses having a predetermined shape are formed and a method of preparing the same. The plurality of recesses a... | 09/23/2008 |
| 7405020 | Carbonized charcoal electrode An apparatus (1) for use of carbonized charcoal powder as an electrode is provided. Charcoal is provided as a powder, carbonized, and placed in a container (16) by which compressive pressure is applied to the carbonized-charcoal powder via one or more ... | 07/29/2008 |
| 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 |
| 7332245 | Electrode for electrochemical devices and battery using the same An electrode according to the present invention employs the metal plate having the specified structure as the electrode substrate. The metal plate 51 has a plurality of protuberances 54 that are alternately protruded on both front and back sides thereo... | 02/19/2008 |
| 7316862 | Active material for electrode and non-aqueous secondary battery using the same A lithium-containing complex oxide represented by General Formula: Li1+x+αNi(1−x−y+δ)/2Mn(1−x−y−δ)/2MyO2 (where 0≦x≦0.15, −0.05≦x+α≦0.2, 0≦y≦0.4; −0.1≦δ≦0.1 (when 0≦y≦0.2) ... | 01/08/2008 |
| 7297446 | Negative electrode for rechargeable lithium battery and method for fabrication thereof A negative electrode for a rechargeable lithium battery which is obtained by sintering under a non-oxidizing atmosphere, in the form of a layer on a surface of a metal foil current collector, an anode mix containing a binder and particles of active material containi... | 11/20/2007 |
| 7291410 | Orientation independent liquid fuel reservoir A fuel reservoir for a liquid fuel cell particularly useful for portable electronic devices or for a reformer, includes (a) a container defining a volume for holding a liquid fuel; (b) a wicking structure positioned within the volume and into which at least one port... | 11/06/2007 |
| 7285152 | Method of manufacturing chain-structure metal powder A method of manufacturing the chain-structure metal powder comprises precipitating a metal powder by a reaction performed in an aqueous solution in which nickel ions, complex ions, and titanium ions containing trivalent titanium ions (Ti3+) and tetravalent titanium ... | 10/23/2007 |
| 7258821 | Nickel-rich quaternary metal oxide materials as cathodes for lithium-ion and lithium-ion polymer batteries Positive electrode-active materials for use in lithium-ion and lithium-ion polymer batteries contain quaternary composite oxides of manganese, nickel, cobalt and aluminum where one of the four is present at levels of over 70 mol percent. The composite oxides can be ... | 08/21/2007 |
| 7252907 | Nonaqueous electrolyte secondary battery A nonaqueous electrolyte secondary battery including positive and negative electrodes capable of occluding and releasing lithium and a nonaqueous electrolyte and in which the negative electrode includes a foamed metal containing silicon as an active material therein... | 08/07/2007 |
| 7227235 | Electrowetting battery having a nanostructured electrode surface A method and apparatus are disclosed wherein a battery comprises an electrode having at least one nanostructured surface. The nanostructured surface is disposed in a way such that an electrolyte fluid of the battery is prevented from contacting the electrode, thus p... | 06/05/2007 |
| 7192509 | Process for producing a metal structure in foam form, a metal foam, and an arrangement having a carrier substrate and a metal foam Process for producing a metal structure in foam form, including the steps of providing a nonconductive substrate having a foamed structure, applying conductive particles to the substrate, so that the conductive particles are fixed to the entire surface of the substr... | 03/20/2007 |
| 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 |
| 7153611 | Lithium secondary battery and method for manufacturing thereof A lithium secondary battery comprising an electrode in which an active material layer which includes an active material that electrochemically occludes and releases lithium is formed on a current collector, wherein cracks are formed in the active material layer by o... | 12/26/2006 |
| 7153609 | Rechargeable battery with nonaqueous electrolyte A rechargeable battery with a nonaqueous electrolyte using a constituent material, which has high energy density and a high level of safety. The constituent material includes a positive electrode having a lithium compound-containing active material and a current col... | 12/26/2006 |
| 7138034 | Electrode member used in a plasma treating apparatus In a plasma treating apparatus, a ceramic porous substance having a three-dimensional network structure in which a frame portion formed of ceramic containing alumina is provided continuously like a three-dimensional network is used for the material of an electrode m... | 11/21/2006 |
| 7115336 | Honeycomb structure and method for production of said structure The invention concerns an alveolar structure (1) comprising at least one alveolar zone (2a, 2b) partially delimited by an associated leak tight surface (4a, 4b) . According to the invention, each alveola... | 10/03/2006 |
| 7108813 | Gas/ion species selective membrane supported by multi-stage nano-hole array metal structure An improved two-step replication process for fabrication of porous metallic membranes is provided. A negative of a porous non-metallic template is made by infiltration of a liquid precursor into the template, curing the precursor to form a solid negative, and removi... | 09/19/2006 |
| 7074455 | Method of manufacturing porous metal plates and electrodes for alkaline storage batteries A method of manufacturing an electrode for an alkaline storage battery, including a process of manufacturing a porous metal plate. A method of manufacturing this porous metal plate includes adding a predetermined organic substance to a urethane sponge or coating a f... | 07/11/2006 |
| 7033702 | Particulate electrode including electrolyte for a rechargeable lithium battery A matted particulate electrode located between the current collector and a porous separator of a rechargeable lithium battery is described, which contains electro-active particles intermixed with pliable, solid, lithium ion conducting, polymer electrolyte filaments ... | 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 |
| 6994932 | Liquid fuel reservoir for fuel cells The present invention concerns a fuel reservoir for a liquid fuel cell particularly useful for portable electronic devices in which the fuel reservoir can deliver the liquid fuel regardless of the orientation. The fuel reservoir comprises (a) a container defining a ... | 02/07/2006 |
| 6979513 | Battery including carbon foam current collectors A battery having a current collector constructed of carbon foam. The carbon foam includes a network of pores into which a chemically active material is disposed to create either a positive or negative plate for the battery. The carbon foam resists corrosion and exhi... | 12/27/2005 |
| 6972044 | Battery electrode and manufacturing method and apparatus for the same A workpiece, in which a lead is laid on top of a three-dimensional porous metal body, is placed between an ultrasonic horn and an anvil with a lead portion facing the ultrasonic horn. A support is raised so that the lead portion of the workpiece is pressed between t... | 12/06/2005 |
| 6953641 | Battery grid A method of forming battery grids or plates that includes the step of applying a lead alloy coating to a continuous strip of interconnected battery grids formed from a lead alloy grid material is disclosed. The battery grids may be formed by a continuous battery gri... | 10/11/2005 |
| 6946222 | Sintered nickel electrode for alkaline storage battery, method of forming the same, and alkaline storage battery In a sintered nickel electrode for alkaline storage battery formed by filling nickel hydroxide as an active material into a porous sintered substrate and an alkaline storage battery using as its positive electrode the sintered nickel electrode for alkaline storage b... | 09/20/2005 |
| 6926969 | Process for the production of sintered porous bodies The invention relates to a process for the production of sintered porous bodies, to porous bodies produced correspondingly using the process, and to their use. With the solution according to the invention, sintered bodies which achieve improved properties, such as a... | 08/09/2005 |
| 6924062 | Nickel-metal hydride storage battery A nickel-metal hydride storage battery which includes a positive electrode containing nickel hydroxide, a negative electrode containing a hydrogen absorbing alloy and an alkaline electrolyte, wherein the positive electrode contains a hydroxide and/or an oxide of an ... | 08/02/2005 |
| 6905797 | Porous mat electrodes for electrochemical reactor having electrolyte solution distribution channels A multicell assembly for a redox flow electrolyzer is constituted by alternately stacking pre-assembled elements, typically an electrode subassembly including porous mat electrodes on opposite faces of a conductive plate and a permionic membrane subassembly. Pressur... | 06/14/2005 |
| 6849361 | Manufacturing method for sintered substrate of alkaline storage battery A manufacturing method for a sintered substrate of alkaline batteries is provided. The manufacturing method includes a first step for mixing particles with a pore former and applying the mixture to a porous substrate, and a second step for sintering the porous subst... | 02/01/2005 |
| 6835498 | Nickel hydroxide electrode for alkaline storage battery and alkaline storage battery A nickel hydroxide electrode for an alkaline storage battery comprises titanium hydroxide formed on the surface of nickel hydroxide as a main active material impregnated into pores of a porous sintered substrate. An alkaline storage battery comprises a negative elec... | 12/28/2004 |
| 6824925 | Method for manufacturing base for electrode plate, method for manufacturing positive electrode plate and alkaline storage battery A base for an electrode plate that has an excellent ability to retain an active material and can be manufactured at a low cost, a method for manufacturing the same, and an alkaline storage battery using the same are provided. The method includes (i) forming a slurry... | 11/30/2004 |
| 6815120 | Battery electrode and manufacturing method and apparatus for the same A workpiece, in which a lead is laid on top of a three-dimensional porous metal body, is placed between an ultrasonic horn and an anvil with a lead portion facing the ultrasonic horn. A support is raised so that the lead portion of the workpiece is pressed between t... | 11/09/2004 |
| 6815121 | Particulate electrode including electrolyte for a rechargeable lithium battery A matted particulate electrode located between the current collector and a porous separator of a rechargeable lithium battery is described, which contains electro-active particles intermixed with pliable, solid, lithium ion conducting, polymer electrolyte filaments ... | 11/09/2004 |
| 6797432 | Method for producing sintered cadmium negative electrode A cadmium negative electrode is prepared having excellent cycle characteristics without impairing the production efficiency even in case the impurities incorporated during filling the active material should be removed by heat treatment. The method includes filling t... | 09/28/2004 |
