Assignee: Passport Systems, Inc.

Location: Acton, MA
No. of patents: 3

Number	Title	Issue Date
7372262	Methods and systems for active non-intrusive inspection and verification of cargo and goods Systems and methods are disclosed herein for the non-intrusive inspection and/or verification of cargo. In an exemplary embodiment, an elemental signature is determined at a first point in a supply chain and transmitted to a second point in the supply chain. When th...	05/13/2008
7286638	Methods and systems for determining the average atomic number and mass of materials Disclosed herein are methods and systems of scanning a target for potential threats using the energy spectra of photons scattered from the target to determine the spatial distributions of average atomic number and/or mass in the target. An exemplary method comprises...	10/23/2007
7120226	Adaptive scanning of materials using nuclear resonance fluorescence imaging A method for detecting nuclear species in a sample by adaptive scanning using nuclear resonance fluorescence may comprise illuminating the target sample with photons from a source; detecting a signal in an energy channel; determining a scan evaluation parameter usin...	10/10/2006

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