ALEXANDRIA, Va., July 16 -- United States Patent no. 12,668,242, issued on June 30, was assigned to International Business Machines Corp. (Armonk, N.Y.).

"Energy release based spacing for vehicles" was invented by Shailendra Moyal (Pune, India), Partho Ghosh (Kolkata, India) and Sarbajit K. Rakshit (Kolkata, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "A computer implemented method for spacing vehicles. A computer system simulates the vehicles moving on a road using a simulation system. The computer system determines an energy of the vehicles moving on the road using the simulation system. The computer system determines a desired spacing for the vehicles needed to reduce an undesired vehicle contact ...