Alan R. Arthur

Printhead having memory element

Hydrogen generation cartridge and portable hydrogen generator

Pump having shape memory actuator and fuel cell system including the same

Fuel-cell resistors and methods

Integrated fuel container and impurity removal cartridge

Integral fuel cartridge and filter

Multi-cell fuel cell layer and system

Method of facilitating a chemical reaction by applying radio frequency energy

Fuel cell system including air flow control

Fuel container with integrated impurity removal cartridge, sulfur removal cartridge and method of reducing filter maintenance and making such a cartridge