International Fuel Cells - Manufactures, markets and supports fuel cells for commercial and residential power systems as well as transportation, space, and defense applications. Lynntech, Inc. - Developers of fuel cells and fuel cell test stations. 3M Fuel Cell Division - Global supplier of innovative products and services that power the proton exchange membrane fuel cell industry. 3M Fuel Cell Vision - Information on new developments in cell technology. Some very good diagrams.
Site has info on products, technology, etc.
Nuvera Fuel Cells - Designs and develops fuel processors, PEM fuel cell stacks, and integrated fuel cell systems for stationary and transportation applications. Oxygen Depletion Caused by Hydrogen and Fuel Cells - Paper by Ruggero Santilli outlining concerns about hydrogen and fuel cell induced oxygen depletion from the Hydrogen International Conference 2000. Rare earth metal hydride and canister replacement systems solve the issues of hydrogen storage and fuel infrastructure with integration via proprietary electronics. Proton Energy Systems - Proton Exchange Membrane fuel cells and hydrogen generators produced by this company include unique regenerative fuel cells offering the ability to capture and store energy effectively. Used in industry, electronics, energy storage and research.