ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,746,907, issued on Sept. 29, was assigned to Pennsy Digital Inc. (West Chester, Pa.).
"Rail monitoring system, method and devices" was invented by William Lefebvre (West Chester, Pa.), Wayne H. Murphy (Pottstown, Pa.), Zachary Zasada (Greeley, Colo.) and Zachary Ryan Brook (Leola, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems and devices for monitoring the stress of a rail, in particular, of continuous welded rail (CWR), providing a device that includes radar processing mechanisms and circuitry which is mountable on a rail to be monitored. The radar unit is sealed in a housing and projects a beam to a fixed target that is within a...