ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,722,673, issued on Sept. 1, was assigned to BNSF Railway Co.

"Systems and methods for monitoring and validating status of wheel detector devices in a classification yard" was invented by Nathaniel W. Merry (Kansas City, Mo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and systems for determining a status of detectors in a classification yard. In particular embodiments, a set of car event data associated with a detector may be analyzed to determine the performance of the detector during operations of each car event. A status of the detector may be determined from the analysis of the performance of the detector during operations of each car even...