ALEXANDRIA, Va., March 3 -- United States Patent no. 12,566,457, issued on March 3, was assigned to Grain Weevil Corp. (La Vista, Neb.).

"Bulk store slope adjustment via traversal incited sediment gravity flow" was invented by Benjamin H. Johnson (Omaha, Neb.), Chad E. Johnson (Omaha, Neb.) and Zane Zents (Omaha, Neb.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A robot comprises an auger-based drive system, a memory, and a processor coupled with the memory and configured to control movement of the robot via the auger-based drive system. The processor obtains a first measurement of an angle of slope of a portion of piled granular material in a bulk store. In response to the first measurement satisfying a f...