ALEXANDRIA, Va., Feb. 5 -- United States Patent no. 12,214,182, issued on Feb. 4, was assigned to CorWave SA (Clichy, France).

"Implantable pump system having an undulating membrane with improved hydraulic performance" was invented by Luc Polverelli (Paris), Leopold Maine (Asnieres-sur-Seine, France), Carl N. Botterbusch (Wyomissing, Pa.), Silvere Lucquin (Paris), Jean-Baptiste Drevet (Paris), Adrien Guignabert (Meylan, France), Patrick Meneroud (Vif, France), Alexandra Schmidt (Paris) and Pier-Paolo Monticone (Geneva).

According to the abstract* released by the U.S. Patent & Trademark Office: "An implantable pump system is provided, suitable for use as a left ventricular assist device (LVAD) system, having an implantable pump, a battery,...