Location-based firearm (English Wikipedia)

Firearm Global Satellite Positioning System Tracking System, retrieved 2016-01-07
US Patent 5192818, John M. Martin, "Means for reducing the criminal usefulness of hand weapons", issued 1993-3-9
US Patent 5068989, John M. Martin, "Means for reducing the criminal usefulness of dischargeable hand weapons", issued 1991-12-3
US Patent 6314671, Armand Gering, "Fire arm equipped with an enabling system", issued 2001-11-13
US Patent 6412207, Caleb Clark Crye, Dmitry Yavid, Efrain Luke Rodriguez, "Firearm safety and control system", issued 2002-7-2
US Patent 6438887, John M. Martin, "Dischargeable hand weapons having reduced criminal usefulness", issued 2002-8-27
US Patent 6415542, Cary Lee Bates, Eric John Nelson, John Matthew Santosuosso, "Location-based firearm discharge prevention", issued 2002-7-9

washingtonpost.com (Global: 34^th place; English: 27^th place)