ALEXANDRIA, Va., July 3 -- United States Patent no. 12,349,250, issued on July 1, was assigned to GOODRICH LIGHTING SYSTEMS INC. (Phoenix).

"Night vision imaging system (NVIS) compatible lighting with an adjustable melanopic photopic ratio" was invented by Philippe G. Lapujade (Chandler, Ariz.) and David K. McCombs (Tampa, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A lighting system and assembly comprising a controller in operable communication with a light unit. The controller is configured to apply a lighting condition using the light unit for a target light color below an upper level of NVIS radiance while controlling a Melanopic-Photopic (M/P) ratio associated with the target light color, and al...