ALEXANDRIA, Va., May 19 -- United States Patent no. 12,629,654, issued on May 19, was assigned to Genesis Systems LLC (Tampa, Fla.).
"Concentration of chemical species through the use of photosenstive sorbent materials" was invented by Kurt Francis (Yuma, Ariz.), Owen Erickson (Largo, Fla.) and David Stuckenberg (Tampa, Fla.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A device comprising a photosensitive sorbent material is configured to concentrate a target chemical species. The photosensitive sorbent material has a stepped Type F-IV isotherm profile with a high working capacity and can adsorb the target chemical species in a porous open phase. The photosensitive material can be converted into a less por...