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7449260 Fuel cell stack including hydrogen pumping fuel cells  
A fuel cell system includes a fuel cell stack having a first plurality of fuel cells each having an anode, a cathode and an electrolyte disposed therebetween, the first plurality of fuel cells...
7449261 Holding member for holding an electrochemical cell, a holding substrate for the same, an electrochemical system and a connecting member for electrochemical cells  
An assembly structure for facilitating assembly of laminated cells, for reducing the possibility of gas leakage and for preventing the reduction of generating efficiency of cells due to the gas...
7445859 Organic fuel cell methods and apparatus  
A liquid organic, fuel cell is provided which employs a solid electrolyte membrane. An organic fuel, such as a methanol/water mixture, is circulated past an anode of a cell while oxygen or air is...
7445866 Fuel cell stack  
A fuel cell stack includes a stack body, an end separator, a terminal plate, an insulating plate, and an end plate provided at one end of the stack body in a stacking direction. The insulating...
7445865 Fuel cell  
A fuel cell includes a membrane electrode assembly, and first and second separators. A first insulating bushing is attached to a first positioning hole of a first separator, and a second insulating...
7445647 Method for making a single unit fuel cell  
A method for making fuel cells is disclosed and includes placing catalyst strips on an anode side and a cathode side of a proton exchange membrane disposed between carbon bases. The method includes...
7445860 Electrical power generator  
An improved system for generating electrical power using a fuel cell. More particularly, a system for generating hydrogen gas by reacting water vapor with a substantially non-fluid substance and...
7442461 Fuel processing system having gas recirculation for transient operations  
A fuel processor system capable of circulating fuel processor system gases, such as reformate, anode exhaust, and/or combustor exhaust, through the fuel processor to provide a number of distinct...
7442460 Direct-alcohol fuel-cell stack and corresponding method of fabrication  
Described herein is a fuel-cell stack, which comprises a plurality of direct-alcohol fuel cells electrically connected together. Each cell has a miniaturized structure comprising a first electrode,...
7438535 Structure of ejector pump  
An ejector pump is provided which works to use dynamic energy of a jet of a main fluid emitted from a nozzle to suck a sub-fluid therein. When it is required to stop the ejector pump, the needle is...
7438985 Proton exchange membrane (PEM) electrochemical cell having an integral, electrically-conductive, resiliently compressible, porous pad  
Electrolysis cell comprises, in one embodiment, a proton exchange membrane (PEM), an anode positioned along one face of the PEM, and a cathode positioned along the other face of the PEM. A...
7438986 Fuel cell system with improved humidification system  
A method for operating a fuel cell power plant. The fuel cell can include a reactant passage ( 22 ) with an upstream portion and a downstream portion for providing reactant to an electrode ( 16, 18...
7435501 Fuel cell compression assembly  
A fuel compression assembly includes a carnage unit having at least two opposing side walls maintained in spaced relation by a base member extending between the opposing side walls at a lower...
7435500 Fuel cell casing and fuel cell  
The fuel cell casing includes a plural stacked units. Each unit includes a base body having a concavity, for accommodating a membrane electrode assembly; a first fluid channel formed in the base...
7435503 Planar membraneless microchannel fuel cell  
A planar microfluidic membraneless flow cell. The design eliminates the need for a mechanical membrane, such as a polyelectrolyte membrane (PEM) in a fuel cell, by providing a flow channel in which...
7435502 Internal PEM fuel cell water management  
Water transfer means ( 86 ) transfers fuel cell product water from a cathode water transport plate ( 34 ) to an anode water transport plate ( 23 ) of the same or a different fuel cell, wholly...
7435499 Fuel cartridge for fuel cell and fuel cell  
A fuel cartridge for a fuel cell includes a casing configured to detachably connect to a predetermined position on the cell and having a connecting port communicated with a supply port of the cell,...
7432007 Molded fuel cell plates with seals  
A fuel cell unit incorporates a pair of plates; one plate an anode, the other a cathode. Respective anode and cathode plates are physically bonded together to form such pairs; wherein pluralities...
7432006 Electrochemical probe for screening multiple-cell arrays  
Novel systems for combinatorially screening an array of electrochemical cells are disclosed. The screening aparatus may comprise a system of electrodes and electrolytes common to each of the...
7432003 Mixing tank for fuel cell  
A mixing tank for a fuel cell is provided with a container housing fuel for the fuel cell, an absorbent member housed in the container, which has a cavity therein, an inlet flow path...
7427448 Portable device, case for portable device, and fuel cell structure  
A fuel cell is disposed inside a camera housing in the vicinity of a front panel, an upper panel, and a side panel in parallel with the respective panels. The invention provides broader cell area...
7425382 Fuel cell assembly  
A fuel cell assembly in accordance with a present invention includes at least one reactant path that extends at least once around the perimeter of the inner region of the assembly and has an...
7425379 Passive electrode blanketing in a fuel cell  
A fuel cell module is provided having a fuel cell stack, a parasitic load connectable across the electrodes, and a reactant reservoir for storing an amount of a first reactant such as hydrogen....
7422813 Fuel cell systems comprising microfibrous fuel cell elements and methods of making and using same  
Fuel cells having microfibrous hollow membrane separators with fiber-reinforced ion exchange polymeric membrane walls. The reinforcing fibers are continuous and extend along directions which are...
7422818 Seal construction for a fuel cell electrolyser and process for making a fuel cell with same  
A sealing structure in a fuel cell and/or an electrolyzer (particularly a solid-oxide fuel cell and/or a solid-oxide electrolyzer) is arranged between neighboring separator plates of a cell stack....
7422821 On the uniformity of fluid flow rate for interconnecting plate for planar solid oxide fuel cell  
A flat connecting plate designed for solid oxide fuel cell to improve the uniformity of fluid flow rate comprising a series of parallel ribs and grooves formed by the spaces between the ribs, the...
7422816 Fuel cell system  
A fuel cell system includes a fuel cell and a fuel infeed device. The fuel cell has first and second electrodes (cathode and anode). A layer with catalytic activity permeable to protons is between...
7422817 Fuel cell device with compound power supply  
A fuel cell device with a compound power supply is disclosed, which comprises a bipolar fuel cell board and an auxiliary power supply. The bipolar fuel cell board includes at least one fuel cell...
7422812 Solid-oxide fuel cell system having a thermally-regulated cathode air heat exchanger  
In a solid-oxide fuel cell system, an integrated air supply system provides oxygen for the fuel cell cathode reaction via a first air flow through a heat exchanger and a second air flow bypassing...
7422815 Fuel cell separator, manufacturing method thereof and fuel cell  
A separator is provided with a substrate portion having a predetermined concave-convex shape, an underlying coating layer formed on the substrate portion, a first coating layer coating the...
7419720 Conductive plastic molding material, the use thereof and moulded bodies produced therefrom  
The present invention relates to a plastics molding composition based on polyarylene sulfide and/or on liquid-crystalline plastic, where the molding composition comprises carbon black and graphite...
7419737 Fuel supply device for direct methanol fuel cells  
A fuel supply device for direct methanol fuel cells includes a fuel tank for storing liquid fuel, a wick structure formed on the fuel tank, the wick structure for receiving the liquid fuel from the...
7419731 Fuel container with reticulated material  
A fuel reservoir having a reticulated material, generally a felt or a foam, disposed therein is provided. The addition of this reticulated material, either alone or in combination with a viscous...
7416799 Oxidizer for a fuel cell system  
An oxidizer that is usable with a fuel cell includes a catalyst, an inlet to communicate an oxidant flow, an injection tube to communicate an anode exhaust flow, a mixing tube and a divergent...
7416796 Fuel cell with capacitor attached to the fuel cell separator plate  
The present invention provides a capacitor-embedded fuel cell. The capacitor-embedded fuel cell comprises a membrane electrode assembly including a hydrogen ion exchange membrane consisting of a...
7416808 Fuel cell apparatus including manifolds therein  
A fuel cell apparatus which runs on liquid fuel includes a first inlet manifold which is a way to supply air to the anode of the fuel cell apparatus, a second inlet manifold which is a way to...
7416804 Process for making planar framed membrane electrode assembly arrays, and fuel cells containing the same  
The present invention relates to a process for making single or multiple planar array five layer membrane electrode assemblies utilizing array assemblies, as well as the array assemblies...
7416806 Fuel cell system for an automotive vehicle  
A fuel cell system includes a windshield washer container 1 storing windshield washer fluid, a permeable membrane unit 2 provided inside the windshield washer container 1 , and a fuel cell 11...
7416805 Fuel cell device and case thereof  
A fuel cell device is disclosed that is capable of being made compact when being transported and in storage. The fuel cell device includes a fuel cell unit including a number of fuel cells arranged...
7416797 Monitor device for fuel cell  
A seal space is formed between first and second metal separators of a power generation cell. A device body is disposed in the seal space. The device body includes a voltage measurement sensor and a...
7413826 Anode electrodes for direct oxidation fuel cells and systems operating with concentrated liquid fuel  
An anode electrode for use in a fuel cell comprises a stacked structure including, in sequence: a catalyst layer, a hydrophobic, microporous layer (“MPL”), a porous gas diffusion layer...
7414244 Mixing ration detecting apparatus, method of controlling mixing ration detecting apparatus, and fuel cell system incorporating mixing ratio detecting apparatus  
A mixture ratio detecting apparatus comprises: a light source which emits light including light of an infrared region; a first light detecting unit which detects the light of the infrared region...
7413820 Fuel cell system with recombiner  
A fuel cell system, which may include a fuel processing subsystem for converting hydrocarbons into a hydrogen-rich gas, is designed so that at least some of the components of the fuel cell system...
7413825 Fuel cell  
A fuel cell ( 10 ) is formed by sandwiching a membrane electrode assembly ( 14 ) between first and second separators ( 16, 18 ). An oxygen-containing gas supply passage ( 20 ) extends through the...
7413824 Direct oxidation fuel cell with a divided fuel tank having a movable barrier pressurized by anode effluent gas  
The present invention provides improved, low-cost fuel cells having reduced fuel crossover, reduced sensitivity to metal ion impurities and ability to operate under a broad range of temperatures....
7410715 Fuel cell system  
A fuel cell system includes a circulatory device and a fuel cell module. The fuel cell module includes a membrane electrode assembly (MEA), an anode flow field plate and a heat exchange module. The...
7410716 Electrolyte sheet with protruding features having undercut angles and method of separating such sheet from its carrier  
According to one embodiment of the present invention an electrolyte sheet includes a body of varied thickness, the electrolyte sheet having a textured surface with multiple protruding features. The...
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...
7405016 Apparatus for supplying an oxygen-containing gas to a fuel cell system  
A fuel cell system ( 1 ) comprises at least one fuel cell ( 2 ) and at least one gas generation system ( 6 ) in which at least one component requires air during operation. A compression device ( 11...
7405017 Bipolar plate  
The present invention relates to bipolar plate ( 1 ) as well as to a fuel cell assembly ( 2 ). The bipolar plate comprises two outer surfaces ( 3 a , 3 b ) which are electrically connected to one...