Martin explained the device can be hidden in the walls or flooring of a building. 'When somebody is entering a building or public facility, the device can detect whether they're carrying a knife or a gun or a bomb,' said Martin Cronin, CEO of Patriot One Technologies. LAS VEGAS (KSNV) - Chances are the next time you enter the Westgate Hotel in Las Vegas, you will have passed through a state of the art security system one that can determine if you are a potential threat.