ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,475,587, issued on Nov. 18, was assigned to United States Postal Service (Washington).

"System and methods for automatic detection of adjustable item dimension based on sensor distance and stored fixed dimensions" was invented by Ryan J. Simpson (Vienna, Va.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a system and method for automatically determining a three dimensional size of an item. The system may include an optical sensor scanning a surface of the item being transported on a conveyor spaced apart from the optical sensor by a conveyor distance, the surface including a standard size element having a first dimensio...