ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,415,009, issued on Sept. 16.

"Systems and methods for air treatment using UV irradiation" was invented by Feng Ling (East Brunswick, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An air treatment system includes an enclosure, a first UV lamp, a second UV lamp, and one or more air driving components. The enclosure includes an inlet, an outlet, and a passageway between the inlet and the outlet. The one or more air driving components are configured to draw air into the enclosure via the inlet, and to direct air toward the outlet via the passageway. The first UV lamp is configured to output first UV light having a first peak wavelength, and the secon...