ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,479,311, issued on Nov. 25, was assigned to DEERE & COMPANY (Moline, Ill.).
"Torque control based on variation in tire size" was invented by Jack T. Wagner (Dubuque, Iowa) and Kirk E. B. Rudolph (Dubuque, Iowa).
According to the abstract* released by the U.S. Patent & Trademark Office: "A work machine has a plurality of motors. Each motor drives a subset of a plurality of wheels/tires on the work machine. A motor control system controls one of the motors to drive the corresponding wheel/tire at a calibration speed and detects the rotational velocity of each of the other wheels/tires. A tire size indicator is generated which indicates a tire size relationship among the plurality of di...