Machines for generating gas by electrolysis; Electrolyzers in the nature of machines for producing hydrogen or oxygen by electrolysis; Proton exchange membrane (PEM) electrolyzers in the nature of machines for producing hydrogen or oxygen by electrolysis; Electronic equipment, namely, electrolysis cells and electrolysis cell stacks for use in the manufacture of hydrogen and oxygen gas; Electronic equipment, namely, electrolysis systems comprised of electrolysis cells, electrolysis cell stacks and proton exchange membranes (PEM) for use in the manufacture of hydrogen gas and oxygen gas; Machines for generating electrolytic hydrogen and oxygen gas by electrolysis
MachineryAdsorption apparatus for generating hydrogen; Adsorption apparatus for generating hydrogen and oxygen from water and other sources of renewable electricity; Electrochemical gas generators
Environmental Control Apparatus