ALEXANDRIA, Va., June 25 -- United States Patent no. 12,338,583, issued on June 24, was assigned to MATISA MATERIAL INDUSTRIEL S.A. (Crissier, Switzerland).

"Mobile device for heating a rail of a permanent way using infrared-radiation electric lamps, and associated heating method" was invented by Marc-Antoine Savoyat (Renens, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A mobile device for heating a rail (12) of a railroad (2) is made up of a heating module (34) comprising at least one heating zone (28) and at least one radiating heat source (46) directed towards the heating zone (28), and of a transport vehicle (16) for transporting the heating module (34). A heating unit (36) of the heating module...