July 02, 2009      

Summary: Protonex Technology Corp. produces ultra-light fuel cells that power hybrid and low emission vehicles. The high power-to-weight ratio of its products has landed it continually expanding contracts with the U.S. military, but its small size has prevented it from expanding the technology into civilian markets that provide more growth potential in the long term.

Advanced, ultra-light fuel-cell developer Protonex Technology Corp. is having a good year, but the high demand in its primary ma...

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