ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,743,909, issued on Sept. 22, was assigned to MODULAR MINING SYSTEMS INC. (Tucson, Ariz.).

"Optimizing use of battery electric mine vehicles based on simulations" was invented by Kyle Everly (Tucson, Ariz.), Josiah Pohl (Tucson, Ariz.), Akshay Chowdu (Tucson, Ariz.) and Christopher Utter (Tucson, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and computing environment for mine productivity simulation and optimization is disclosed. Mine vehicle work efficiency is determined and stored in a mine vehicle model. A mine geographical layout is imported, and an operational mine model is used to simulate the movement of vehicles and material in t...