AMERICAN SCIENCE AND ENGINEERING, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 35171
 
  
 
G21K TECHNIQUES FOR HANDLING PARTICLES OR ELECTROMAGNETIC RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA- OR X-RAY MICROSCOPES 1333
 
  
 
G01T MEASUREMENT OF NUCLEAR OR X-RADIATION 646
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 5235
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 5123
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 4201
 
  
 
H05G X-RAY TECHNIQUE 436
 
  
 
G01V GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS 377
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 3359
 
  
 
C07D HETEROCYCLIC COMPOUNDS 1161

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0055,338 Source for Intra-Pulse Multi-Energy X-Ray Cargo InspectionMay 14, 15Feb 23, 17[H01J, H05H]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9867271 Source for intra-pulse multi-energy X-ray cargo inspectionMay 14, 15Jan 09, 18[H01J, H05H, H05G, G01V]
9841386 Radiation threat detectionOct 12, 12Dec 12, 17[G01N, G01T, G01V]
9658343 Spectral discrimination using wavelength-shifting fiber-coupled scintillation detectorsFeb 23, 16May 23, 17[H01L, G01R, G01T]
9541510 System and methods for multi-beam inspection of cargo in relative motionNov 27, 12Jan 10, 17[G01N, G01V]
9535019 Laterally-offset detectors for long-range x-ray backscatter imagingSep 29, 14Jan 03, 17[G01N, G01V]
9466456 X-ray tube with rotating anode apertureJun 29, 15Oct 11, 16[H01J, G21K]
9417060 X-ray theodoliteJul 15, 14Aug 16, 16[G01N, G01B, G01V]
9291582 Adjustable-jaw collimatorSep 14, 12Mar 22, 16[G21F, G21K, G01N, A61B, G02B]
9285488 X-ray inspection using wavelength-shifting fiber-coupled scintillation detectorsFeb 04, 13Mar 15, 16[H01L, G01T, G01V]
9257208 Variable angle collimatorJun 26, 15Feb 09, 16[H01J, G21K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0260,572 Dynamic Dose Reduction in X-Ray InspectionAbandonedMay 17, 16Sep 08, 16[H01J, G01N, G01V]
2014/0192,958 Dynamic Dose Reduction in X-Ray InspectionAbandonedJan 02, 14Jul 10, 14[G01N]
2013/0343,520 X-Ray Backscatter Mobile Inspection VanAbandonedAug 27, 13Dec 26, 13[G01V]
2013/0235,977 Electromagnetic Scanning Apparatus for Generating a Scanning X-ray BeamAbandonedFeb 15, 13Sep 12, 13[H01J]
8503606 Low-cost position-sensitive X-ray detectorExpiredMay 17, 11Aug 06, 13[G01N, G01T]
2013/0195,248 Hand-Held X-Ray Backscatter Imaging DeviceAbandonedJan 25, 13Aug 01, 13[G01N]
2013/0039,463 Top-Down X-Ray Inspection TrailerAbandonedOct 12, 12Feb 14, 13[G01N]
2012/0236,990 X-Ray Inspection Based on Concealed Transmission DetectionAbandonedMay 29, 12Sep 20, 12[G01N]
2011/0163,236 Scintillation-Cherenkov Detector and Method for High Energy X-Ray Cargo Container Imaging and Industrial RadiographyAbandonedDec 03, 10Jul 07, 11[G01T]
2011/0017,917 Multiple Image Collection and Synthesis for Personnel ScreeningAbandonedOct 04, 10Jan 27, 11[G01J, G01N, G01T]
2009/0257,555 X-Ray Inspection TrailerAbandonedFeb 10, 09Oct 15, 09[G01N]
7551714 Combined X-ray CT/neutron material identification systemExpiredApr 27, 07Jun 23, 09[G01N, H05G]
2008/0211,431 Pulse-to-Pulse-Switchable Multiple-Energy Linear Accelerators Based on Fast RF Power SwitchingAbandonedMar 28, 08Sep 04, 08[H05H]
2007/0172,031 Concentric Dual Drum Raster Scanning Beam System and MethodAbandonedDec 20, 06Jul 26, 07[G21K]
2006/0251,211 Modular gantry system for x-ray inspectionAbandonedMar 07, 06Nov 09, 06[G01N]
2006/0245,547 Increased detectability and range for x-ray backscatter imaging systemsAbandonedMar 21, 06Nov 02, 06[G21K, G01N]
2006/0245,548 X-ray backscatter inspection with coincident optical beamAbandonedApr 21, 06Nov 02, 06[G21K, G01N]
2005/0117,683 Multiple energy x-ray source for security applicationsAbandonedOct 04, 04Jun 02, 05[G21K]
2005/0105,665 Detection of neutrons and sources of radioactive materialAbandonedDec 31, 03May 19, 05[G21G]
2002/0094,059 System and Method for inspecting an object using spatially and spectrally distinguished beamsAbandonedJul 30, 01Jul 18, 02[G21K, G01N]

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