ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,449,452, issued on Oct. 21, was assigned to SAGEMCOM ENERGY & TELECOM SAS (Bois-Colombes, France).
"Fire detection by a pre-existing electricity meter" was invented by Henri Teboulle (Bois-Colombes, France), Christophe Grincourt (Bois-Colombes, France) and Marc Jeanrot (Bois-Colombes, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "An ancillary apparatus arranged to be mounted on an electricity meter which includes a primary port to which the electricity meter applies a supply voltage includes a secondary port arranged to be connected to the primary port when the apparatus is mounted on the meter, the apparatus thus being electrically powered by t...