ALEXANDRIA, Va., March 26 -- United States Patent no. 12,258,032, issued on March 25, was assigned to Cottrell Inc. (Gainesville, Ga.).

"System and method for cargo load height observation" was invented by Patrick Penland (Gainesville, Ga.) and Gerard Biagi (Gainesville, Ga.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Exemplary embodiments of a system and method for cargo height observation are disclosed. Certain embodiments are configured such that a user, such as a tractor operator, may verify that an overall height of the car hauler, as may be dictated by the height positions of one or more vehicles positioned on ramps associated with an upper deck of the car hauler, is below a predetermined allowable ...