Method and apparatus for monitoring equivalent series resistance and for shunting a fuel cell
US6716549B2
Fuel cell having metalized gas diffusion layer
US6703722B2
Reconfigurable plural DC power source power system responsive to changes in the load or the plural DC power sources
US6703155B2
Power tap device, fuel cell stack, and method of dividing a fuel cell stack
US6532792B2
Method of compensating a MOS gas sensor, method of manufacturing a MOS gas sensor, MOS gas sensor, and fuel cell system
US6497974B2
Fuel cell power system, method of distributing power, and method of operating a fuel cell power system
US6630259B2
Fuel cell power system performing AC inversion, method of distributing AC power, and method of operating a fuel cell power system
WO02069423A1
Method for forming a membrane electrode diffusion assembly for use in an ion exchange membrane fuel cell
US6468682B1
Ion exchange membrane fuel cell
US6428918B1
Fuel cell power systems, direct current voltage converters, fuel cell power generation methods, power conditioning methods and direct current power conditioning methods
US6387556B1
Fuel cell power systems and methods of controlling a fuel cell power system
