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| Number | Title | Issue Date |
| 7348093 | Fuel cell stack The invention relates to a fuel cell stack which is composed of several individual fuel cells that are stacked on top of each other. Each of said fuel cells comprises a cathode-electrolyte-anode unit (7) and a perforated film (1) which distributes a co... | 03/25/2008 |
| 7344797 | Compact fuel cell stack structure An electro-chemical fuel cell stack having a plurality of fuel cells arranged in a stacked configuration to form a fuel cell assembly. The fuel cell assembly has opposite first and second ends with a length therebetween. First and second end plates are disposed on t... | 03/18/2008 |
| 7344799 | Direct hydrogen peroxide fuel cell A direct hydrogen peroxide fuel cell for stable and efficient production of electric current by direct reduction of hydrogen peroxide via a cathode comprising a metal phthalocyanine electrocatalyst, coupled with oxidation of fuel by means of ion transfer across an i... | 03/18/2008 |
| 7345005 | Electrocatalysts and processes for producing Noble metal catalysts and methods for producing the catalysts are provided. The catalysts are useful in applications such as fuel cells. The catalysts exhibit reduced agglomeration of catalyst particles as compared to conventional noble metal catalysts. ... | 03/18/2008 |
| 7345135 | Crosslinkable aromatic resin having protonic acid group, and ion conductive polymer membrane, binder and fuel cell using the resin The invention provides a crosslinkable aromatic resin having a protonic acid group and a crosslinkable group, suitable for electrolytic membranes and binders used in fuel cells, etc., and electrolytic polymer membranes, binders and fuel cells using the resin. The cr... | 03/18/2008 |
| 7344794 | Fuel cell with deformable seal members A seal member is formed integrally on surfaces of a metal separator of a fuel cell. The seal members include an outer seal provided near the outer edge of the separator, and an inner seal spaced inwardly from the outer seal by a predetermined distance. When a load i... | 03/18/2008 |
| 7344795 | Fuel cell system and method of discontinuing same A fuel cell system has a fuel cell, a gas supply device and an electronic control unit. The gas supply device supplies a scavenging gas to the fuel cell. The electronic control unit controls scavenging of the fuel cell with the scavenging gas when a request for disc... | 03/18/2008 |
| 7344790 | Humidified fuel cell system and process for warming the same A humidifier for humidifying a fuel cell composed of an anode side humidifier and a cathode side humidifier each possessing a plurality of hollow fiber membrane modules for migrating moisture between a supply gas, which is supplied to a fuel cell, and an exhaust gas... | 03/18/2008 |
| 7344792 | Electrical contacting device for a fuel cell A contacting device comprising a non-metallic, electrically conductive elastomeric composition for providing reliable, corrosion resistant electrical contacts to fuel cell components. Such a contacting device is particularly suitable for measuring voltages at carbon... | 03/18/2008 |
| 7344793 | Reinforcement structures for electrolyte-supported solid oxide fuel cell An electrode assembly for solid oxide fuel cells includes an electrolyte member defining a cathode side and an anode side and having an active area and an edge portion; cathode disposed on the cathode side; an anode disposed on the anode side; and at least one elect... | 03/18/2008 |
| 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 |
| 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 techniques combine boundary structures with two and three dimensional el... | 03/11/2008 |
| 7341439 | Scroll fluid machine having an adiabatic expansion chamber A scroll fluid machine comprises a driving shaft having an eccentric axial portion at one end; a fixed scroll having a fixed wrap; and an orbiting scroll having an orbiting wrap and rotatably mounted to the eccentric axial portion of the driving shaft. A gas introdu... | 03/11/2008 |
| 7341799 | Separator from a fuel cell having first and second portions of different materials A separator 10 for a fuel cell is formed by bonding a first separator member 11 facing to an anode electrode AE and a second separator member 12 facing to a cathode electrode CE. A material for forming the first separator member 11 is a c... | 03/11/2008 |
| 7340818 | Method of improving the contact between bipolar plates and membrane electrode assembly of a flat panel fuel cell A flat panel DMFC (direct methanol fuel cell) includes a first electrode plate, a set of membrane assemblies, at least a bonding sheet, a second electrode, and fuel container base. Because of the gap between the first/second electrode plates and the membrane assembl... | 03/11/2008 |
| 7338729 | Fuel cell collector structure and solid oxide fuel cell stack using the same A fuel cell collector structure of the present invention includes a single cell which is formed by sandwiching a plate-shaped solid electrolyte between a fuel electrode and an air electrode, a collector which is provided at a position adjacent to the single cell, an... | 03/04/2008 |
| 7338730 | Conductive curable resin composition and separator for fuel cell There is provided a conductive curable resin composition comprising (A) a curable resin composition comprising an elastomer with a Mooney viscosity (ML1+4 (100° C.)) of 25 or greater at 2-80 wt % and (B) a carbon material, with a weight ratio of componen... | 03/04/2008 |
| 7338728 | Fuel cell block including a water separator A fuel cell block includes a plurality of channels and pipings and a resulting plurality of connecting and sealed points. Vibrations of the fuel cell block, particularly in vehicles, lead to stress and fatigue of sealed points. This causes a safety problem during op... | 03/04/2008 |
| 7338731 | Compact reactant gas plumbing serving dual identical fuel cell stacks A power plant (10) having a pair of substantially identical fuel cell stacks (12, 13), each having an oxidant or fuel inlet/outlet manifold (15, 16) identical to the inlet/outlet manifold of the other stack, each inlet/outlet manifold mounted on... | 03/04/2008 |
| 7334427 | Ejector with tapered nozzle and tapered needle In an ejector, a nozzle includes a nozzle tapered section having an inner passage with a radial dimension reduced toward a nozzle outlet port, and a needle having a needle tapered section disposed in the inner passage. The needle tapered section has a cross sectiona... | 02/26/2008 |
| 7335434 | Fuel cell separator assembly with diffusion layer, manufacturing method therefor, fuel cell unit, and fuel cell stack A separator assembly for a fuel cell stack includes a diffusion layer including a porous metal body for diffusing and supplying fuel or oxidizer to an electrode of the fuel cell stack, and a separator including a metal plate which is disposed adjacent to the diffusi... | 02/26/2008 |
| 7335431 | Fuel cell with embedded series/parallel mechanism The present invention is a fuel cell with embedded series/parallel mechanism, which comprises: an anode circuit board including: anode current collector circuits; anode wirings which are electrically connected to these anode current collector circuit, respectively; ... | 02/26/2008 |
| 7335435 | Water storage device for fuel cell system and fuel cell system equipped with the same A water storage device for a fuel cell system, which includes: a water storage section; and a volume expansion absorber which contracts to absorb volume expansion of water in the water storage section. ... | 02/26/2008 |
| 7335438 | Bipolar plate and fuel cell including the same A bipolar plate and a fuel cell using the same are provided. The bipolar plate includes a flow field that has a length between three and eight times greater than the square of the area of the bipolar plate. The fuel cell includes a first bipolar plate in which a fue... | 02/26/2008 |
| 7334627 | Enhanced heat transfer device with electrodes An enhanced heat transfer device with electrodes is provided, which is applied to a heat exchanger with a plurality of fluid channels and includes a plurality of electrodes mounted in the fluid channels of the heat exchanger; a plurality of sensor units mounted in t... | 02/26/2008 |
| 7335437 | Fuel cell stack A fuel cell stack for gaseous fuel includes a membrane electrode unit and a distribution plate including a channel area having gas channels for distributing the anode gas and the cathode gas to the membrane electrode unit and a port area for supplying the anode gas ... | 02/26/2008 |
| 7335436 | Proton exchange membrane fuel cell stack Provided a proton exchange membrane fuel cell (PEMFC) stack with at least two cell units. Each cell unit includes: a catalyzed membrane formed by catalyzing both surfaces of an electrolyte layer; a fuel flow field portion and air flow field portion formed at opposit... | 02/26/2008 |
| 7332240 | Spatially varying diffusion media and devices incorporating the same A diffusion media and a scheme for spatially varying the parameters of the diffusion media to address issues related to water management in electrochemical cells and other devices employing the diffusion media are provided. A device is configured to convert a hydrog... | 02/19/2008 |
| 7332237 | Stream reforming of solid carbon in protonic ceramic fuel cells A process for converting a carbon containing fuel and water vapor into a reformate gas that includes hydrogen, carbon monoxide and carbon dioxide, using water molecules that diffuse through a membrane by steam permeation reforming. The process includes providing a c... | 02/19/2008 |
| 7332239 | Coolant flow transfer component for liquid cooled fuel cell stacks Flow transfer component for liquid cooled fuel cell stacks. The flow transfer component comprises a first inlet/outlet, a second inlet/outlet, and an electrically resistive flow portion. The first inlet/outlet can be dimensioned so as to complement a fluid carrying ... | 02/19/2008 |
| 7332557 | Epoxy resin, epoxy resin composition thereof and cured product thereof An epoxy resin represented by general formula (2), wherein R1-R4 indicate a hydrocarbon group of carbon number 1-6, n is 0 or integer of 1 or more and X is a bond or the following general fo... | 02/19/2008 |
| 7332090 | Process for the removal of mercury from solutions contaminated with mercury Mercury is removed from solutions contaminated with mercury by filtration through a carbon filter consisting of electrode graphite. ... | 02/19/2008 |
| 7331259 | Ratchet wrench The present invention relates to a ratchet wrench including a wrench with one end provided with a pivot hole; a turning knob disposed in the pivot hole of the wrench and containing a dial; a wheel member disposed to the handle of the wrench and containing also a dia... | 02/19/2008 |
| 7332238 | Electrochemical cells and systems An electrochemical cell or cell system includes an air mover, such as a fan, and one or more pressure-sensitive mechanisms, such as a slit valve, that allow air to enter or to exit the cell or system. ... | 02/19/2008 |
| 7329698 | Conductive curable resin composition and separator for fuel cell There is provided a conductive curable resin composition comprising (A) a curable resin composition comprising an elastomer with a Mooney viscosity (ML1+4 (100° C.)) of 25 or greater at 2-80 wt % and (B) a carbon material, with a weight ratio of componen... | 02/12/2008 |
| 7329471 | Methods and apparatus for assembling solid oxide fuel cells A solid oxide fuel cell comprises at least one hollow manifold, an anode, an electrolyte, and a cathode. The at least one hollow manifold comprises a wall that defines a chamber therein. A plurality of openings extending through, such that the plurality of openings ... | 02/12/2008 |
| 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 method for manufacturing a fuel cell includes: defining first gas ch... | 02/12/2008 |
| 7329470 | Apparatus and method for in situ production of fuel for a fuel cell Fuel cell fuel supplies having single and multiple compartments for storing and containing fuel cell fuel precursor reagents. These fuel supplies allow storage and packaging of precursors for in situ production and use of fuel cell fuel. A method for making fuel cel... | 02/12/2008 |
| 7326480 | Fuel cell power system and method of controlling a fuel cell power system A fuel cell power system includes a fuel cell which has an optimal voltage; an energy storage device having a nominal voltage substantially similar to the optimal voltage of the fuel cell; and an electrical switch that, in operation, selectively electrically couples... | 02/05/2008 |
| 7326481 | Fuel cell system The invention provides a reactant delivery system for a dead-headed PEM fuel cell system, comprising a fuel cell, a fuel supply, a purge valve, an inlet orifice, an outlet orifice, and a controller. A first fuel flow circuit is provided, wherein fuel is flowed from ... | 02/05/2008 |
