ALEXANDRIA, Va., March 26 -- United States Patent no. 12,259,418, issued on March 25, was assigned to CPG Technologies LLC (Waco, Texas).

"Low-frequency transmission monitoring system with fixed and mobile metering devices" was invented by Charles M. Roy Jr. (Waco, Texas) and Kendol C. Everroad (Midlothian, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A transmission measurement system for a guided surface wave transmitted by a guided surface waveguide probe, wherein the transmission measurement system includes at least one mobile metering device configured with a mobile 3-axis antenna and a plurality of sensing subsystems to continuously sense and measure a plurality of meter measurement data while b...