ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,706,462, issued on Aug. 11, was assigned to X Development LLC (Mountain View, Calif.).

"Characterizing electrical grid and predicting fault conditions using inverters" was invented by Raymond Daly (Palo Alto, Calif.), Leo Francis Casey (San Francisco) and Hamed Khalilinia (San Mateo, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An inverter coupled to an electrical power grid characterizes the electrical power grid. The inverter outputs a plurality of electrical signals of different frequencies to the electrical power grid, measures responses of the electrical power grid to the plurality of electrical signals to obtain measurement data, and proc...