Patents for H01M 4 - Electrodes (97,472)
07/2003
07/30/2003CN1116706C Process for production of surficially roughened foam nickel
07/29/2003US6599663 Negative electrode for lithium secondary battery
07/29/2003US6599662 Electroactive material for secondary batteries and methods of preparation
07/29/2003US6599659 Secondary cell and method for preparation thereof
07/29/2003US6599580 Method for improving electrical conductivity of a metal oxide layer on a substrate utilizing high energy beam mixing
07/29/2003CA2287536C Anode structure for manufacture of metallic foil
07/24/2003WO2003061057A1 Rechargeable metal air electrochemical cell incorporating collapsible cathode assembly
07/24/2003WO2003061051A1 Electric storage battery construction and method of manufacture
07/24/2003WO2003061050A1 Porous membrane based on a mixture of a fluoropolymer and a silane
07/24/2003WO2003061043A1 Fuel cell
07/24/2003WO2003061042A2 Metal stack for fuel cells or electrolysers
07/24/2003WO2003061036A2 Rechargeable electrochemical battery cell
07/24/2003WO2003059812A1 Carbonaceous material and dispersion containing the same
07/24/2003WO2003059556A2 Porous metal stack for fuel cells or electrolysers
07/24/2003WO2002043168A3 Reticulated and controlled porosity battery structures
07/24/2003US20030138703 Electrolyte is formed by impregnating an organic solution with a polyacrylate having >3 acrylic groups which polymerizes on the cathode to form a protective coating by intercalating and deintercalating lithium; capacitance; low temperature
07/24/2003US20030138700 Electrolyte-insoluble, protective coating of oxides of manganese, boron and phosphorus on anode of manganese oxide; improved storage; for cameras, memory back-up, meter devices; high rate discharge and discharge at low temperature
07/24/2003US20030138699 Positive active material for rechargeable lithium battery
07/24/2003US20030138698 Carbonaceous materials coated with a metal or metal oxide, a preparation method thereof, and a composite electrode and lithium secondary battery comprising the same
07/24/2003US20030138697 Cathode active material coated with a metal oxide for incorporation into a lithium electrochemical cell
07/24/2003US20030138696 High voltage lithium insertion compound usable as cathode active material for a rechargeable lithium electrochemical cell
07/24/2003US20030138695 Feedstock comprising active material, e.g. pyrite, and a barrier coating, e.g. sulfur, to protect the active material from decomposition or other undesirable transformation; thermal batteries; thin films; thickness control
07/24/2003US20030138694 Conducting powder, e.g. polyaniline, being free of organic solvent residue, in contact with the anode mixture of zinc, alkaline electrolyte and a gelling agent; enhance discharge and conductivity; high voltage; good high rate pulse
07/24/2003US20030138693 Flat non-aqueous electrolyte secondary cell
07/24/2003US20030138691 Flat electrodes for a packaging arrangement in which an electrically conductive bipolar layer serves as the electrical interconnection between adjacent cells, which permits perpendicular flow of current; stable cycling; sealed
07/24/2003US20030138689 Electrodes with adjustable gas permeability, and method of producing such electrodes
07/24/2003US20030138554 Method for manufacturing electrode for lithium secondary battery
07/24/2003US20030135989 Electrodes for alkali metal batteries
07/24/2003CA2473221A1 Carbonaceous material and dispersion containing the same
07/24/2003CA2462189A1 Fuel cell with improved water draining capability
07/24/2003CA2417080A1 Cathode active material coated with a metal oxide for incorporation into a lithium electrochemical cell
07/23/2003EP1329976A1 Lithium secondary cell
07/23/2003EP1329973A1 Method of manufacturing an electrode
07/23/2003EP1329416A1 Method of absorption-desorption of hydrogen storage alloy and hydrogen storage alloy and fuel cell using said method
07/23/2003EP1328996A2 High performance lithium or lithium ion cell
07/23/2003EP1328994A2 Electrode pattern for solid oxide fuel cells
07/23/2003EP1328993A2 Production of catalyst coated membranes
07/23/2003EP1328990A2 Method and apparatus for maintaining compression of the active area in an electrochemical cell
07/23/2003EP1328982A2 Device enclosures and devices with integrated battery
07/23/2003EP1328947A2 Conductive nonwoven
07/23/2003EP1328467A1 Safe, economical transport of hydrogen in pelletized form
07/23/2003EP1224705B1 Fuel cell having an internal reformer and a method for operating same
07/23/2003EP0931022A4 METHOD OF PREPARING Li 1+x?Mn 2-x?O 4? FOR USE AS SECONDARY BATTERY ELECTRODE
07/23/2003EP0900139A4 Device and method for generating electrical energy
07/23/2003EP0853824B1 Flow field structures for membrane electrode assemblies of fuel cells
07/23/2003CN1432204A Nickel-hydrogen storage battery and assembly thereof
07/23/2003CN1432202A Multilayer electrode
07/23/2003CN1432201A Composite electrode material and method for producing same, and electrochemical element using same
07/23/2003CN1431972A Lithium-transition metal composite oxide
07/23/2003CN1431732A Cathode material of lithium ion battery with high circulating stability
07/23/2003CN1431731A Cathode active material for lithium secondary battery, its mfg. method and application
07/23/2003CN1431730A Method for preparing anode material of lithum ion battery by using solvent-nonsolvent
07/23/2003CN1431729A Method for preparing anode material of lithium ion battery by spray refrigeration
07/23/2003CN1431728A Technology for preparing anode material of lithium ion battery
07/23/2003CN1431727A Technology for preparing anode material of lithium ion battery
07/23/2003CN1431726A Method for preparing expansible graphite ting powder
07/23/2003CN1431725A Method for mfg. expansible graphite tiny powder utilized in mercury free hattery
07/23/2003CN1431147A Wet chemistry method for preparing lithium iron phosphate
07/23/2003CN1115737C Non-aquous electrolyte secondary battery and method for producing cathode material
07/23/2003CN1115736C 碱性蓄电池 Alkaline batteries
07/23/2003CN1115735C Hydrogen-absorbing alloy, and secondary battery
07/23/2003CN1115734C Manganese dry cell
07/22/2003US6596439 Configured to discharge to very low voltage, e.g. zero volts, without causing permanent damage to battery; configured to define a Zero Volt Crossing Potential which is lower than the battery's Damage Potential Threshold
07/22/2003US6596438 An anode, an aqueous alkaline electrolyte, and a cathode comprising manganese dioxide and graphite material( graphitized carbon fiber having and average BET surface area between 10 and 60 m2/g
07/22/2003US6596437 Active material for negative electrode used in lithium-ion battery and method of manufacturing same
07/22/2003US6596436 Nickel positive electrode plate for alkaline storage batteries and method for producing the same
07/22/2003US6596435 Lithium manganese oxide-based active material
07/22/2003US6596432 Rechargeable batteries
07/22/2003US6596422 Air breathing direct methanol fuel cell
07/22/2003US6596052 Ultrafine nickel powder
07/17/2003WO2003058748A2 Electrochemical conversion system
07/17/2003WO2003058746A1 Electrolyte system and energy storage device using same
07/17/2003WO2003058744A2 Sofc pen
07/17/2003WO2003058743A2 Gas diffusion backing for fuel cells
07/17/2003WO2003058739A1 Porous carbon body for a fuel cell having an electronically conductive hydrophilic agent
07/17/2003WO2003058735A2 Electrocatalyst ink
07/17/2003WO2003058734A1 Porous fuel cell electrode structures having conformal electrically conductive layers thereon
07/17/2003WO2003058733A1 Fuel cell having metalized gas diffusion layer
07/17/2003WO2003058732A1 New electrode materials for a rechargeable electrochemical cell
07/17/2003WO2003058145A1 Lithium-ion secondary battery
07/17/2003WO2003057367A2 Aerogel and metallic compositions
07/17/2003WO2002031891A9 Electrode and electron emission applications for n-type doped nanocrystalline materials
07/17/2003US20030134739 Catalyst agglomerates for membrane electrode assemblies
07/17/2003US20030134204 Highly conductive and stable nonaqueous electrolyte for lithium electrochemical cells
07/17/2003US20030134203 Fire and corrosion resistant thermally stable electrodes and batteries and method for manufacturing same
07/17/2003US20030134202 Lithium polymer battery
07/17/2003US20030134201 A graphite material formed from a carbonizable organic material, calcining and pulverizing, carbon material capable of charging and discharging lithium ions; particle size and specific surface area, high capacity
07/17/2003US20030134200 Positive electrode active material and nonaqueous electrolyte secondary cell
07/17/2003US20030134199 Additive for alkaline batteries
07/17/2003US20030134198 An intermetallic compound, microcrystal grains capable of forming an alloy with lithium, quenching a melt alloy to a single roll, storing and releasing lithium
07/17/2003US20030134197 An alloy powder having geometric shapes, a mesh sheet core materials with slits
07/17/2003US20030134196 Positive electrode metal plate as a current collector, a conductive film composed of carbon black composite and adhesive, a negative electrode plate composed of the lithium or alloy foil, polyelectrolytes
07/17/2003US20030134191 Thin-wall anode can
07/17/2003US20030134188 Sandwich electrode design having relatively thin current collectors
07/17/2003US20030134186 Non-aqueous electrolyte secondary battery
07/17/2003US20030134185 Electric storage battery construction and method of manufacture
07/17/2003US20030134181 Fuel electrode for solid polymer electrolyte fuel cell, solid polymer electrolyte fuel cell and method for controlling solid polymer electrolyte fuel cell
07/17/2003US20030134180 Polymer electrolyte type fuel cell
07/17/2003US20030134179 Gas diffusion substrate
07/17/2003US20030134178 Precompressed gas diffusion layers for electrochemical cells