ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,989, issued on Sept. 8, was assigned to Hydro Radar LLC (Seneca, S.C.).

"Flow and level monitor for fluid systems" was invented by Gerard Edwards (Seneca, S.C.) and Zongbo Wang (Lawrence, Kan.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for observing a flow characteristic of a fluid is provided. The system comprises at least one radar sensor that is a Multiple-Input Multiple Output phase radar sensor configured to create a virtual array. The system also comprises processing circuitry. The radar sensor(s) are provided at a distance above the fluid. The processing circuitry is configured to receive sensor data from the radar sensor(s). The...