ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,770,452, issued on Oct. 20, was assigned to MOBILE LOCKER NV (Antwerp, Belgium).

"Gas detector for a storage device with multiple compartments" was invented by Jef Van Hyfte (Brasschaat, Belgium) and Koen Mortelmans (Zandhoven, Belgium).

According to the abstract* released by the U.S. Patent & Trademark Office: "A storage device includes a plurality of compartments. The storage device has a substance detection system configured for detecting the presence of one or more tracer substances in one or more of the plurality of compartments. The substance detection system includes a gas detector configured for detecting a presence of the one or more tracer substances within a volume of air,...