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7414004 Gas diffusion layer, electrode and membrane electrode assembly for fuel cell, and production methods thereof  
The present invention provides a gas diffusion layer for a fuel cell which has proper rigidity, is easy to handle and contributes to the improvement of the productivity of fuel cells. A method for...
7407717 Protective coating for substrates that are subjected to high temperatures and method for producing said coating  
A method is disclosed for producing a protective coating on a chromium oxide-forming substrate, which comprises the steps of: (a) applying on the chromium-oxide-forming substrate having at...
7396559 Method of making an electrically conductive element for use in a fuel cell  
The present invention provides an electrically conductive element for a proton exchange membrane fuel cell having low electrical contact resistance and high corrosion resistance. The conductive...
7390582 Method for producing a protective coating for substrates that are subjected to high temperatures and form chromium oxide  
A method is disclosed for producing a protective coating on a chromium oxide forming substrate, in which on a surface of the chromium oxide forming substrate, a mixture of CoO, MnO, and CuO in...
7390528 Method for forming functional porous layer, method for manufacturing fuel cell, electronic device, and automobile  
To provide an efficient method to form a functional porous layer, a functional material being supported on a porous material such that the content of the functional material has a desired...
7381492 Thin film solid oxide fuel cell and method for forming  
A thin film solid oxide fuel cell (TFSOFC) having a porous metallic anode and a porous cathode is provided. The fuel cell is formed by using a continuous metal foil as a substrate to epitaxially...
7365121 Highly conductive thermoplastic composites for rapid production of fuel cell bipolar plates  
A low cost method of fabricating bipolar plates for use in fuel cells utilizes a wet lay process for combining graphite particles, thermoplastic fibers, and reinforcing fibers to produce a...
7361424 Solid polymer MEMS-based fuel cells  
A micro-electro-mechanical systems (MEMS) based thin-film fuel cells for electrical power applications. The MEMS-based fuel cell may be of a solid oxide type (SOFC), a solid polymer type (SPFC), or...
7351444 Low platinum fuel cell catalysts and method for preparing the same  
This invention provides novel fuel cell catalysts comprising new series of catalytically active thin-film metal alloys with low platinum concentration supported on nanostructured materials...
7348087 Fuel cell with integral manifold  
A MEMS-based fuel cell has a substrate, an electrolyte in contact with the substrate, a cathode in contact with the electrolyte, an anode spaced apart from the cathode and in contact with the...
7344804 Lithium/air batteries with LiPON as separator and protective barrier and method  
A method and apparatus for making lithium/air batteries with LiPON as separator and protective barrier, and the resulting cell(s) and/or battery(s). Some embodiments include an apparatus that...
7341800 Fuel cell  
A simple, inexpensive and highly efficient fuel cell has boundary structures made of a photo-sensitive material in combination with selective patterning. Printed circuit board (PCB) fabrication...
7332241 Cathode layer structure for a solid polymer fuel cell and fuel cell incorporating such structure  
A cathode layer structure for a solid polymer fuel cell is disclosed. It comprises a composite cathode layer ( 48 ) of catalyst ( 11 ), anion ion conducting polymer ( 12 ) and cation conducting...
7329432 Method for manufacturing fuel cell, and electronic device and automobile including the fuel cell  
The invention provides a low-cost, simple, and efficient method of manufacturing a fuel cell having any pattern, and an electronic device and automobile including the fuel cell as a power supply. A...
7318972 Hydrophilic polymers and their use in electrochemical cells  
A hydrophilic cross-linked polymer obtainable by copolymerization of hydrophobic and hydrophilic monomers that give a cross-linked hydrophilic polymer on polymerization; a monomer including a...
7316794 Continuous production of catalyst coated membranes  
A process for the production of catalyst coated membranes, especially catalyst coated membranes for use in fuel cells, that includes applying followed by drying of an electrocatalyst coating...
7306876 Method for producing membrane-electrode structure and polymer electrolyte fuel cell  
A membrane-electrode structure having an electrode catalyst layer adhered to a diffusion electrode, wherein the structure is manufactured by applying a catalyst paste onto a sheet substrate, and...
7306824 Method for encapsulating nanoparticles in a zeolite matrix  
A method for preparing a metal nanocluster composite material. A porous zeolitic material is treated with an aqueous metal compound solution to form a metal ion-exchanged zeolitic material, heated...
7303834 Catalytic coatings and fuel cell electrodes and membrane electrode assemblies made therefrom  
Fuel cell electrodes comprising a minimal load of catalyst having maximum catalytic activity and a method of forming such fuel cell electrodes. The preferred method comprises vaporizing a catalyst,...
7300718 Electrolyte-electrode joined assembly and method for producing the same  
A flattening layer is provided between an anode and a solid electrolyte. The flattening layer has a porosity which is set to be smaller than that of the anode. Large diameter pores, which are open...
7294359 Method of manufacturing electrode for secondary cell  
A method of manufacturing an electrode for a secondary cell capable of readily forming an active material layer only on a necessary portion of a collector by a method supplying raw material from a...
7291419 Durable membrane electrode assembly catalyst coated diffusion media with no lamination to membrane  
A technique for fabricating an MEA for a fuel cell that is prepared as a catalyst-coated diffusion media (CCDM). The MEA includes a diffusion media layer having a microporous layer. A catalyst...
7285354 Polymer electrolyte fuel cell, fuel cell electrode, method for producing electrode catalyst layer, and method for producing polymer electrolyte fuel cell  
A method for producing a polymer electrolyte membrane type fuel cell including a polymer electrolyte membrane, fuel and air electrodes that sandwich therebetween the polymer electrolyte membrane...
7255954 Energy devices  
Electrocatalyst powders and energy devices fabricated using electrocatalyst powders and methods for making energy devices. The energy devices, such as fuel cells, have improved performance over a...
7255953 Electrode pattern for solid state ionic devices  
A solid oxide fuel cell electrode is stable during thermal cycling and includes a plurality of discrete geometric elements lightly packed on the electrolyte surface. Preferably, the geometric...
7252851 Method and apparatus for electrostatic spray deposition for a solid oxide fuel cell  
A method and apparatus for electrostatic spray deposition (ESD) for fabricating a thin-layer yttria-stabilized zirconia (YSZ) electrolyte on a solid oxide fuel cell (SOFC) anode substrate...
7250232 Processing techniques for the fabrication of solid acid fuel cell membrane electrode assemblies  
Processes, techniques, and compositions used to fabricate high performance solid acid fuel cell membrane electrode assemblies are disclosed. The techniques include preparing the solid acid...
7250189 Increasing the hydrophilicity of carbon fiber paper by electropolymerization  
An electroconductive porous substrate such as carbon fiber paper with an electroconductive polymer deposited on the carbon fibers of the paper is used as a wicking material or diffusion medium in a...
7250188 Depositing metal particles on carbon nanotubes  
Metal catalyst particles are deposited on carbon nanotubes by preparing a silane solution of a metal catalyst salt, e.g. platinum or ruthenium chloride, immersing an electrically conducting...
7226691 Unit cell solid oxide fuel cell and related method  
A unit cell for a solid oxide fuel cell is provided with a substrate including a portion having a first porosity, a battery element formed on the substrate and having an electrode layer and an...
7226686 Fuel cell and method of manufacturing the fuel cell  
In order to prevent an electrolyte membrane from being broken, and make an assembling steps of a cell easy, in a fuel cell provided with a membrane electrode complex in which catalyst layers are...
7226635 Sealing material coating method for fuel cell-use separator  
A method for coating a sealant ( 39 ) on a separator ( 40 ) for a fuel cell. The separator has a sealing groove ( 118 ) formed therein, and widths of the sealing groove at a coating-start portion (...
7220514 Polymer electrolyte fuel cell  
In a polymer electrolyte fuel cell including a hydrogen ion conductive polymer electrolyte membrane; a pair of electrodes composed of catalyst layers sandwiching the hydrogen ion conductive polymer...
7217300 Method and apparatus for gasketing a fuel cell  
In a solid-oxide fuel cell assembly comprising a plurality of components having electrically-conductive mating surfaces therebetween, the surfaces are sealed by gasket elements that include first...
7211351 Lithium/air batteries with LiPON as separator and protective barrier and method  
A method and apparatus for making lithium/air batteries with LiPON as separator and protective barrier, and the resulting cell(s) and/or battery(s). Some embodiments include an apparatus that...
7205255 Electrode catalyst for fuel cell and method for production thereof  
An electrode catalyst for a fuel cell is provided which excels in catalytic activity and catalytic durability. The electrode catalyst for the fuel cell has noble metal-containing particle deposited...
7195794 Method of making an electrolytic cell  
A method of making an electrolytic cell in which an electrolyte layer of an intermediate sintered form is coated with a pre-coat layer containing electrically non-conductive particles of less than...
7195652 Method for forming compact chemical reactors with reactor frames  
The invention relates to a method making a compact chemical reactor with high aspect ratio cavities comprising the steps: forming at least one intermediate assembly, consisting of: at least one...
7189471 Solid oxide MEMS-based fuel cells  
A micro-electro-mechanical systems (MEMS) based thin-film fuel cells for electrical power applications. The MEMS-based fuel cell may be of a solid oxide type (SOFC), a solid polymer type (SPFC), or...
7179561 Nanowire-based membrane electrode assemblies for fuel cells  
The present invention discloses nanowires for use in a fuel cell comprising a metal catalyst deposited on a surface of the nanowires. A membrane electrode assembly for a fuel cell is disclosed...
7179501 Modified diffusion layer for use in a fuel cell system  
A fuel cell diffusion layer providing a preferential path by which liquid reactants or byproducts may be supplied to or removed from a direct oxidation fuel cell is described. The modified...
7179500 Sub-micron electrolyte thin film on nano-porous substrate by oxidation of metal film  
A fluid impermeable thin film is fabricated on a porous substrate by depositing a material having a certain spatial oxidation expansion. After deposition, the material is oxidized whereby the...
7163713 Method for making dense crack free thin films  
The process described herein provides a simple and cost effective method for making crack free, high density thin ceramic film. The steps involve depositing a layer of a ceramic material on a...
7157176 Membrane-electrode assembly for polymer electrolyte fuel cell, and process for its production  
A process for producing a membrane-electrode assembly for a polymer electrolyte fuel cell comprising an anode and a cathode each having a catalyst layer, and an ion exchange membrane disposed...
7153802 Method of making an electrode for a membrane electrode assembly and method of making the membrane electrode assembly  
A method of making an electrode decal, comprises forming a catalyst ink comprising a catalyst compound, a perfluorinated sulfonyl fluoride polymer, and an ester; disposing the catalyst ink on a...
7150918 Bilayer coating system for an electrically conductive element in a fuel cell  
The present invention relates to an electrically conductive element for an electrochemical cell comprising an electrically conductive corrosion-susceptible metal substrate having a surface...
7147744 Process for production of multi-layer electrode or electrode assembly and gaseous diffusion electrode  
In order to make a process available for the production of a multi-layer electrode or electrode assembly, with which an electrode or electrode assembly optimized for the respective use may be...
7144648 Bipolar plate  
A bipolar plate has a multi-layered structure including an inner metallic layer and at least one outer metallic, corrosion-resistant layer splatted, embedded, diffused and interlocked into the...
7141271 Method for producing a solid ceramic fuel cell  
According to a method for producing a solid ceramic fuel cell, a solid electrolyte layer is gas-tightly deposited on an electrode inside a coating chamber, using a plasma spraying technique. The...
7141270 Method for the production of membrane electrode assemblies for fuel cells  
The present invention relates to a method for the production of a membrane electrode assembly comprising a polymer electrolyte membrane with two opposing membrane surfaces and a cathode and an...
Matches 1 - 50 out of 612 1 2 3 4 5 6 7 8 9 10 11 12 13 >