ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,726,113, issued on Sept. 1, was assigned to The Regents of the University of Colorado (Denver).

"Modulation of switching intervals over a line cycle in a multilever inverter" was invented by Vivek Sankaranarayanan (Broomfield, Colo.) and Robert Erickson (Broomfield, Colo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Modulation of switching intervals over a line cycle in an inverter system is provided. In one embodiment, an inverter circuit includes input and output ports, first and second switches. The inverter circuit provides a substantially sinusoidal output voltage or current. The first and second switches operate with a switching frequency and de...