ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,500,501, issued on Dec. 16, was assigned to Lars Bergmann (RoBdorf, Germany).
"Planar motor and method for actuating a planar motor" was invented by Lars B. Bergmann (RoBdorf, Germany) and Stephan Roth (Berlin).
According to the abstract* released by the U.S. Patent & Trademark Office: "A planar motor has at least one transport unit with permanent magnets covering a predetermined area of the transport unit and a plurality of electromagnets capable of moving the transport unit in directions x and y. The electromagnets are distributed over the surface area of the motor, with their density being selected such that there are three to twelve electromagnets effecting movement in the same d...