ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,480,651, issued on Nov. 25, was assigned to ROBE lighting s.r.o. (Roznov pod Radhostem, Czech Republic).

"System and method for controlling the humidity and pressure in a luminaire" was invented by Pavel Jurik (Prostredni Becva, Czech Republic) and Josef Valchar (Prostredni Becva, Czech Republic).

According to the abstract* released by the U.S. Patent & Trademark Office: "A luminaire is provided, having an enclosure and a chamber air coupled to the enclosure. The enclosure includes luminaire components that emit a light beam, has an opening, and is otherwise sealed. The chamber includes a drying agent, two openings, and is otherwise sealed from the external air. One opening of the ch...