Patents for H01M 4 - Electrodes (97,472)
12/2004
12/29/2004EP1490919A1 Alkali/transition metal phosphates and related electrode active materials
12/29/2004EP1490918A2 Improved manganese dioxide for alkaline cells
12/29/2004EP1490917A1 Batteries comprising alkali-transition metal phosphates and preferred electrolytes
12/29/2004EP1490916A1 Lithium secondary battery comprising overdischarge-preventing agent
12/29/2004EP1490299A1 Method for the surface purification of a graphite containing impurities using a dilute aqueous solution of nh4f and h2so4
12/29/2004EP1334065B1 Potato-shaped graphite particles with low impurity rate at the surface, method for preparing same
12/29/2004EP1163703A4 Metal vanadium oxide particles
12/29/2004EP1025600B1 Polymer-stabilised metal colloid containing catalysts, method for producing said catalysts and use of the same as catalysts for fuel cell
12/29/2004CN2667676Y Leaf vein shape positive pole plate grid without maintenance
12/29/2004CN2667675Y Accumulator battery plate grid double-side pasting machine
12/29/2004CN2667674Y Analog battery die
12/29/2004CN1559092A Carbon material, production method and use thereof
12/29/2004CN1559073A Polarizing electrode, manufacturing method thereof, and electric double-layer capacitor
12/29/2004CN1558462A Sealed basic Ni-Cd secondary cell
12/29/2004CN1558461A Method for producing an electrolyte film-electrode joint
12/29/2004CN1558460A Process for preparing proton exchange film fuel cell multi component catalyst
12/29/2004CN1558459A Consecution dried embedding production process for gaseous diffusion electrodes
12/29/2004CN1558458A Graphite powder for negative electrode of lithium ion secondary cell and manufacturing method thereof
12/29/2004CN1558457A Process for preparing odified sulfonic acid lateral group polybenzimidazoles proton interchange films
12/29/2004CN1557705A Method for manufacturing expanded graphite with ultra-low microelement
12/29/2004CN1557631A Top bar type calandria forming machine
12/29/2004CN1182616C Process for making sealed cylindrical nickel-hydrogen storage battery
12/29/2004CN1182613C Sealed type alkaline accumulator
12/29/2004CN1182612C Conductive porous body and metal porous body and cell polar plate made thereby
12/29/2004CN1182611C Method for preparing gradient material of lithium ion cell by using injection thermolysis reaction
12/29/2004CN1182610C Preparation method for negative carbon material of lithium ion cell
12/29/2004CN1182609C Process for preparing alloy material as cathode of Ni-metal hydride battery
12/29/2004CN1182608C Positive electrode of alkali accumulator and manufacturing method thereof
12/29/2004CN1182607C Technology for preparing anode material of lithium ion battery
12/29/2004CN1182606C Negative pole for rechargeable lithium cell and rechargeable lithium cell
12/29/2004CN1182605C Cell
12/29/2004CA2848580A1 Method for preparing an electrode from a porous material, resulting electrode and corresponding electrochemical system
12/29/2004CA2545114A1 Electrochemical thermodynamo
12/29/2004CA2530177A1 Anode material for lithium secondary cell with high capacity
12/29/2004CA2528847A1 Method for preparing an electrode from a porous material, resulting electrode and corresponding electrochemical system
12/28/2004US6835500 Hydrated iron phosphate electrode materials for rechargeable lithium battery cell systems
12/28/2004US6835499 Negative electrode formulation for a low toxicity zinc electrode having additives with redox potentials positive to zinc potential
12/28/2004US6835498 Nickel hydroxide electrode for alkaline storage battery and alkaline storage battery
12/28/2004US6835497 Applying active nickel hydroxide paste to conductive cobalt-sodium oxide substrate
12/28/2004US6835496 A negative electrode material with high discharge capacity and good cycle life is made from an alloy particle including silion phase grain 40 and a phase of a solid solution or an intermetallic compound of silicon and other element
12/28/2004US6835495 Pentacyclic anion salts or tetrazapentalene derivatives and their uses as ionic conducting materials
12/28/2004US6835493 Thin film battery
12/28/2004US6835492 Activating the surface of the lithium metal anode and forming a LiF protective layer on the activated surface of the lithium metal anode.
12/28/2004US6835490 Alloy for hydrogen storage, method for absorption and release of hydrogen using the alloy, and hydrogen fuel cell using the method
12/28/2004US6835489 Double layer oxygen electrode and method of making
12/28/2004US6835488 Fuel cell with patterned electrolyte/electrode interface
12/28/2004US6835485 Solid oxide fuel cell having a supported electrolyte film
12/28/2004US6835332 Process for producing an electrode material for a rechargeable lithium battery, an electrode structural body for a rechargeable lithium battery, process for producing said electrode structural body, a rechargeable lithium battery in which said electrode structural body is used, and a process for producing said rechargeable lithium battery
12/28/2004US6835226 Milling alloy powder; gas atomization; improved charging/discharging
12/28/2004US6835215 Immersing sieved graphite powder into an acidic solution as an immersion treatment; washing with water; neutralizing; and drying; superior reversibility in lithium intercalation-deintercalation reaction; good charging/discharging
12/27/2004CA2472557A1 Electrode catalyst for use in fuel cells, and fuel cell and eletrode utilizing same
12/25/2004CA2432397A1 Procedure for preparing an electrode from porous silicon, the electrode so obtained, and an electrochemical system containing at least one such electrode
12/24/2004CA2453642A1 Methods for applying electrodes or electrolytes to a substrate
12/23/2004WO2004112214A2 Methods for use of a photobiofuel cell in production of hydrogen and other materials
12/23/2004WO2004112175A2 Oxidation facilitator
12/23/2004WO2004112174A1 Method for producing electrode for oxygen reduction, electrode for oxygen reduction, and electrochemical device using same
12/23/2004WO2004112173A2 Electrode for fuel cell and solid oxide fuel cell using the same
12/23/2004WO2004110599A2 Multilayered structures and methods for producing the same
12/23/2004WO2004068619A3 Methods for producing agglomerates of metal powders and articles incorporating the agglomerates
12/23/2004WO2004057690A3 Cr0sslinked polymer electroltyes and method of making such crosslinked polymers
12/23/2004WO2004049477A3 Metal alloy for electrochemical oxidation reactions and method of production thereof
12/23/2004WO2004034487A3 Proton exchange reactive membrane, reactor and method for conversion of light alkanes to higher hydrocarbons and method of reactivating a catalyst layer
12/23/2004WO2004021468A3 Fuel cell having porous electrodes and method for forming same
12/23/2004WO2004015793A3 Electrochemical cell with flat casing and vent
12/23/2004WO2003105253A3 Carboxylic acid-based ionomer fuel cells
12/23/2004WO2002052664A3 Novel compositions for use in batteries, capacitors, fuel cells and for hydrogen production
12/23/2004US20040260020 Modified polyvinyl acetal resin
12/23/2004US20040259730 Conductive catalysit particle manufacturing method, gas-diffusing catalyst electrode manufacturing method, apparatus used for manufacturing conductive catalyst particles, and vibrator
12/23/2004US20040259725 Method for the synthesis of a fuel cell electrocatalyst
12/23/2004US20040259002 A lithium salt; a non-aqueous organic solvent; an additive compound which initiates a decomposition at 4V to 5V and shows a constant current maintenance plateau region of more than or equal to 0.5V at measurement of LSV (linear sweep voltammetry).
12/23/2004US20040259000 Battery
12/23/2004US20040258998 Alkali metal polysilicate primer, electroconductive metal filler chemically and electrochemically stable, electronically conductive, applied to at least one of the first and second electrode current collectors
12/23/2004US20040258997 First layer of carbon, second layer particles selected from metal particles, alloy particles and metal oxide particles bounded by a binder
12/23/2004US20040258996 Solvent; anionic polymerization monomer has an allyl or a vinyl group capable of an anionic polymerization, an oxalate, acetoacetate, and malonate compound as additive capable of forming chelate with lithium metal cation
12/23/2004US20040258995 An anode includes zinc particles, about 30% by weight of the zinc particles are spherical; zinc particle having an aspect ratio 1.0 - 2.0
12/23/2004US20040258994 Alkaline dry cell
12/23/2004US20040258993 a positive electrode; a negative electrode containing an alloy having a CeNiSi2 type crystal structure; a nonaqueous electrolyte; excellent in both the charge-discharge cycle life
12/23/2004US20040258992 Perforating each of collectors to create perforations, filling powders of metal hydride between the collectors, and compressing the collectors having the powders of the metal hydride filled therebetween the collectors, coating metal hydride powder with nickel or copper or both
12/23/2004US20040258991 Anode composition for lithium battery, and anode and lithium battery using the same
12/23/2004US20040258986 Battery impedance is a relatively low, excellent high rate of discharge, low temperature-rise during large current discharge, and good safety performance
12/23/2004US20040258984 Integrated thin film batteries on silicon integrated circuits
12/23/2004US20040258982 Battery employing an electrode pellet having an inner electrode embedded therein
12/23/2004US20040258979 Second anode catalyst layer, coated on a gas diffusion layer, contains a porosity-reducing additive such as polytetrafluoroethylene (PTFE) to make anode, reversal tolerant
12/23/2004US20040258978 Catalyst structure and fuel cell having the same
12/23/2004US20040258972 Solid state electrochemical devices
12/23/2004US20040258967 Bonded membrane-electrode assembly having water-electrolyzing and power-generating functions, and fuel cell system porvided with water electorolyzer using the same
12/23/2004US20040258836 Method for the synthesis of surface-modified materials
12/23/2004US20040258606 Vapor grown, wettable, low aspect ratio; adhesively, uniformly dispersed in resin, ceramic or metal matrix; electrical and thermal conductivity; battery electrodes
12/23/2004US20040256640 Self-centering current collector for an electrochemical cell
12/23/2004US20040256359 Self-filling wet electrochemical cells by laser processing
12/23/2004US20040256223 Gas diffusion electrode assembly, bonding method for gas diffusion electrodes, and electrolyzer comprising gas diffusion electrodes
12/23/2004US20040255851 Method of and apparatus for producing electrode of fuel cell
12/23/2004DE10324396A1 Fuel cell e.g. solid oxide fuel cell, has support substrate which is made of iron and/or iron group metal oxides along with rare earth oxides
12/23/2004DE10324200A1 Fuel cell consuming or regenerating liquid fuel and oxidant, which is suitable for underwater applications, is supplied with peroxide and selected fuel
12/23/2004DE10322781A1 Fuel cell system for generating electricity has magnetic field acting on anode and cathode, permanent magnet device arranged with one pole behind the anode and the other pole behind the cathode
12/23/2004DE10012963B4 Graphitteilchen für negative Elektroden von nicht-wäßrigen Sammelbatterien Graphite for a negative electrode of non-aqueous secondary batteries
12/22/2004EP1489679A2 Secondary battery and manufacturing system and method thereof
12/22/2004EP1489677A2 Method of making a membrane electrode assembly for electrochemical fuel cells
12/22/2004EP1489676A2 Organic fuel cell with gas separator
12/22/2004EP1489674A2 Organic fuel cell with air circulator