ALEXANDRIA, Va., April 21 -- United States Patent no. 12,605,479, issued on April 21, was assigned to Nakiesha Cowan-Richardson (McDonough, Ga.).

"Portable shoe sole decontamination device with optional internal shoe disinfectant and deodorizer" was invented by Nakiesha Cowan-Richardson (Hanscom AFB, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A portable, rechargeable battery-powered sanitizing device for decontaminating shoe soles may be provided. The device may include a housing enclosure with an access door, a divider within the housing enclosure forming two shoe chambers, and UV-C LED lights directed upward from the bottom of each shoe chamber. The device may also include proximity sensors locat...