ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,535,333, issued on Jan. 27, was assigned to United States Postal Service.

"Methods and systems for delivery route optimization" was invented by Alison Frankowski Turner (Arlington, Va.), Marc D. McCrery (Arlington, Va.) and James J. Boldt (Leesburg, Va.).

According to the abstract* released by the U.S. Patent & Trademark Office: "System and methods described herein relate to a driving speed matrix and a traffic control point matrix based on breadcrumb data. Standardized routes and times can be determined based on the breadcrumb data, and the standardized routes and times can be mapped onto a plurality of routes. Based on standardized times for routes, routes can be adjusted or optimi...