US Patent 9,506,843
United States Patent and Trademark Office
University of Iowa Research Foundation (Iowa City, IA, US)
A personally portable nanoparticle respiratory deposition (NRD) sampler configured to collect nanoparticles based upon a sampling criterion. In an aspect, the NRD sampler has an impactor stage, and a diffusion stage. In another aspect, the NRD sampler includes a particle size separator in addition to an impactor stage and a diffusion stage.
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Peters, Thomas and Cena, Lorenzo Personal nanoparticle respiratory depositions sampler and methods of using the same. US Patent 9,506,843 filed February 18, 2013 and issued November 29, 2016. https://ir.uiowa.edu/patents/676