Inventor · Turnersville, NJ, US

Thomas Amundsen

137Patents
34h-index
85Co-inventors
93Inventor score

Filing activity: May 11, 1995 → Jun 12, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US7128266B2 Hand-supportable digital imaging-based bar code symbol reader supporting narrow-area and wide-area modes of illumination and image capture Physics 688 Expired
US8376233B2 Bar code symbol reading system employing an extremely elongated laser scanning beam capable of reading poor and damaged quality bar code symbols with improved levels of performance Physics 548 Active
US8590789B2 Scanner with wake-up mode Physics 544 Active
US8976030B2 Point of sale (POS) based checkout system supporting a customer-transparent two-factor authentication process during product checkout operations Physics 497 Active
US8985459B2 Decodable indicia reading terminal with combined illumination Physics 491 Active
US9057641B2 Method of and system for detecting object weighing interferences Physics 473 Active
US6209789A Optical filtering system for a laser bar code scanner having narrow band-pass characteristics employing spatially separated filtering elements including a scanner window Physics 195 Expired
US6457642B1 Automated system and method for identifying and measuring packages transported through a laser scanning tunnel Physics 122 Expired
US9261398B2 Method of and system for detecting object weighing interferences Physics 109 Active
US6360947B1 AUTOMATED HOLOGRAPHIC-BASED TUNNEL-TYPE LASER SCANNING SYSTEM FOR OMNI-DIRECTIONAL SCANNING OF BAR CODE SYMBOLS ON PACKAGE SURFACES FACING ANY DIRECTION OR ORIENTATION WITHIN A THREE-DIMENSIONAL SCANNING VOLUME DISPOSED ABOVE A CONVEYOR BELT Physics 100 Expired
US6732929B2 Led-based planar light illumination beam generation module employing a focal lens for reducing the image size of the light emmiting surface of the led prior to beam collimation and planarization Physics 91 Expired
US6913202B2 Planar laser illumination and imaging (PLIIM) engine Electricity 83 Expired
US6742707B1 METHOD OF SPECKLE-NOISE PATTERN REDUCTION AND APPARATUS THEREFOR BASED ON REDUCING THE SPATIAL-COHERENCE OF THE PLANAR LASER ILLUMINATION BEAM BEFORE THE BEAM ILLUMINATES THE TARGET OBJECT BY APPLYING SPATIAL PHASE SHIFTING TECHNIQUES DURING THE TRANSMISSION OF THE PLIB THERETOWARDS Electricity 78 Expired
US7086595B2 METHOD OF AND APPARATUS FOR PROCESSING CAPTURED DIGITAL IMAGES OF OBJECTS WITHIN A SEMI-AUTOMATIC HAND-SUPPORTABLE IMAGING-BASED BAR CODE SYMBOL READER SO AS TO READ 1D AND/OR 2D BAR CODE SYMBOLS GRAPHICALLY REPRESENTED THEREIN Physics 71 Expired
US6554189B1 Automated system and method for identifying and measuring packages transported through a laser scanning tunnel Physics 64 Expired
US7240844B2 Hand-suportable imaging-based bar code symbol reader employing an automatic light exposure measurement and illumination control subsystem for measuring illumination exposure on CMOS image sensing array and controlling LED illumination array driver circuitry Physics 62 Expired
US7490774B2 Hand-supportable imaging based bar code symbol reader employing automatic light exposure measurement and illumination control subsystem integrated therein Physics 58 Expired
US6182897A Web-enabled system and method for designing and manufacturing laser scanners Emerging Cross-Sectional Technologies 56 Expired
US7281661B2 Hand-supportable digital imaging-based bar code symbol reading system employing a method of intelligently illuminating an object so as to generate a digital image thereof which is substantially free of noise caused by specular-type reflection Physics 55 Expired
US6978936B2 Method of and system for automatically producing digital images of moving objects, with pixels having a substantially uniform white level independent of the velocities of the moving objects Electricity 53 Expired
US6971577B2 Method of and system for automatically producing digital images of a moving object, with pixels having a substantially uniform white level independent of the velocity of said moving object Electricity 53 Expired
US6830185B2 Method of and system for automatically producing digital images of a moving object, with pixels having a substantially uniform white level independent of the velocity of said moving object Electricity 51 Expired
US6705528B2 Automated system and method for identifying and measuring packages transported through a laser scanning tunnel Physics 46 Expired
US7185817B2 Hand-supportable digital imaging-based bar codes symbol reader employing multi-mode subsystems Physics 44 Expired
US6540140B1 Web-enabled system and method for designing and manufacturing bar code scanners Emerging Cross-Sectional Technologies 41 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.