US Patent Issued to Variant Motion on March 11 for "Permanent magnet electric motor" (Minnesota Inventor)

ALEXANDRIA, Va., March 12 -- United States Patent no. 12,249,869, issued on March 11, was assigned to Variant Motion Inc (Oakdale, Minn.).

"Permanent magnet electric motor" was invented by Michael G. Tkadlec (Oakdale, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electric motor includes a central shaft, a rotor configured to rotate about the central shaft, wherein the rotor includes a plurality of rotor permanent magnets arranged with a first polar orientation relative to the central shaft, a stator arranged proximate to the rotor. The stator includes a plurality of stator permanent magnets arranged in a second polar orientation relative to the central shaft, wherein the plurality of stator permane...