ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,226,728, issued on Feb. 18.
"Detoxification device having heated filter for killing pathogens" was invented by Monzer A. Hourani (Houston), Zhifeng Ren (Houston) and Luo Yu (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "A detoxification device for removing pathogens from air within an environment. The detoxification device may include a filtration media for catching and retaining particles larger than about 0.3 micrometers (micro metre) with an efficiency of at least 99%. The detoxification device may also include a heating element having a metallic foam. The heating element may be heated upon application of an electrical current to the heating...