ALEXANDRIA, Va., June 18 -- United States Patent no. 12,328,046, issued on June 10, was assigned to INFINITUM ELECTRIC INC. (Round Rock, Texas).

"Axial field rotary energy device having PCB stator and variable frequency drive" was invented by Randal A. Lee (Austin, Texas), Paulo Guedes-Pinto (Round Rock, Texas), Ben Schuler (Austin, Texas) and Rich Lee (Liberty Lake, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An axial field rotary energy device or system includes an axis, a PCB stator and rotors having respective permanent magnets. The rotors rotate about the axis relative to the PCB stator. A variable frequency drive (VFD) having VFD components are coupled to the axial field rotary energy device. ...