ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,462,580, issued on Nov. 4, was assigned to Ford Global Technologies LLC (Dearborn, Mich.).

"Method and system for a tiered time synchronization protocol for a set of vehicles" was invented by Meghna Menon (Ann Arbor, Mich.), Krishna Bandi (Farmington Hills, Mich.), Gregory P. Linkowski (Dearborn, Mich.) and Mario Anthony Santillo (Canton, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method includes estimating, by a vehicle communication system, a vehicle-localized time based on a previous vehicle system time and at least one internal factor in response to a primary synchronization data not being received and in response to an auxiliary synchron...