ALEXANDRIA, Va., June 10 -- United States Patent no. 12,293,315, issued on May 6, was assigned to Express Scripts Strategic Development Inc. (St. Louis).

"System and method for load balancing carrier devices among stations in a packing system" was invented by Scott Swindells (Chesterfield, Mo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method for load balancing within a packing system may identify locations of carrier devices in the packing system based on optical communications between the carrier devices and route communication devices disposed at different locations along the routes of the packing system. The system and method can identify zones associated with different segments of the r...