ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,562,629, issued on Feb. 24, was assigned to MAX-PLANCK-GESELLSCHAFT ZUR FORDERUNG DER WISSENSCHAFTEN E.V. (Munich).

"Electric machine with two-phase planar Lorentz coils and a ring-shaped Halbach array for high torque density and high-precision applications" was invented by Vu Nguyen (Livermore, Calif.), Bernard Javot (Stuttgart, Germany) and Katherine J. Kuchenbecker (Stuttgart, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electric machine, in particular a motor or a generator, comprising a rotor and a stator, wherein the rotor comprises a planar, ring-shaped rotor base element and the stator comprises a planar ring-shaped stator base elem...