ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,499, issued on April 14, was assigned to ARIANEGROUP SAS (Paris).

"Refrigeration method using an artificial neural network" was invented by Serge Le Gonidec (Vernon, France), Charles-Hubert Bachelet (Vernon, France), Sebastien Reichstadt (Vernon, France) and Anne-Laure Wozniak (Vernon, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for chilling down a cryogenic fluid supply circuit including a step of acquiring a state value of the cryogenic fluid supply circuit at a current time, a step of computing a corresponding opening time of each out of one or more valves of the cryogenic fluid supply circuit, and a step of opening each valve...