ALEXANDRIA, Va., July 3 -- United States Patent no. 12,345,404, issued on July 1, was assigned to HLI SOLUTIONS INC. (Greenville, S.C.).

"Luminaire with stacked UV and visible light sources" was invented by Douglas Matthew Hamilton (Arlington Heights, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A lighting system includes a housing having a light exit aperture at a distal end; a first light source configured to emit visible light; a second light source configured to emit ultraviolet light; a controller operatively coupled to the second light source; and at least one sensor operatively coupled to the controller. The second light source is disposed in the housing between the first light source and the l...