ALEXANDRIA, Va., June 18 -- United States Patent no. 12,326,733, issued on June 10, was assigned to Crown Equipment Corp. (New Bremen, Ohio).

"Systems and methods for out of aisle localization and vehicle position calibration using rack leg identification" was invented by Justin Forbes Thode (Auckland, New Zealand) and Grace Da-In Lee (Christchurch, New Zealand).

According to the abstract* released by the U.S. Patent & Trademark Office: "A materials handling vehicle includes a camera, odometry module, processor, and drive mechanism. The camera captures images of an identifier for a racking system aisle and a rack leg portion in the aisle. The processor uses the identifier to generate information indicative of an initial rack leg position ...