ALEXANDRIA, Va., Jan. 21 -- Allegro MicoSystems, Worcester, Massachusetts, has been assigned a patent (9,547,048) developed by Hernan D. Romero, Olivos Buenos Aires, Argentina, for a "circuit and method for reducing an offset component of a plurality of vertical hall elements arranged in a circle."

The patent application was filed on Jan. 14, 2014 (14/155,047). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1& . . .