US Patent 7573028 Ion drive and odor emitter

The present invention relates to an ion drive for selectively isolating an analyte of interest and methods of use thereof. The ion drive includes a substrate with channels therethrough, a conductive material coating on the bottom and top of the substrate, a top electrical lead connected to the conductive material coating covering the top of the substrate, and a bottom electrical lead connected to the conductive material coating covering the bottom of the substrate. The invention further relates to an odor emitter which is made up of an ion drive mounted towards the top of a vessel.