Inventor · disambiguated record
John Groot
Also filed as: GROOT JOHN
47 granted patents·2 pending applications·1,098 citations·filing 1992–2015
99Inventor score
Top patents by PatentIndex Score
49 records- 0198US6971580B2Automated method of and system for dimensioning objects over a conveyor belt structure by applying contouring tracing, vertice detection, corner point detection, and corner point reduction methods to two-dimensional range data maps of the space above the conveyor belt captured by an amplitude modulated laser scanning beamMETROLOGIC INSTR INC·Filed 2002·Granted Dec 6, 2005·162 cites·17 claims
- 0297US6758402B1Bioptical holographic laser scanning systemMETROLOGIC INSTR INC·Filed 2000·Granted Jul 6, 2004·131 cites·14 claims
- 0395US6705526B1Automated method of and system for dimensioning objects transported through a work environment using contour tracing, vertice detection, corner point detection, and corner point reduction methods on two-dimensional range data maps captured by an amplitude modulated laser scanning beamMETROLOGIC INSTR INC·Filed 2000·Granted Mar 16, 2004·125 cites·19 claims
- 0491US6540140B1Web-enabled system and method for designing and manufacturing bar code scannersMETROLOGIC INSTR INC·Filed 2000·Granted Apr 1, 2003·49 cites·18 claims
- 0591US5247167AMultiple beam power monitoring system and method with radiation detection and focusing means of overlapping beamsIBM·Filed 1992·Granted Sep 21, 1993·62 cites·22 claims
- 0687US7407103B2Bioptical holographic laser scanning systemMETROLOGIC INSTR INC·Filed 2006·Granted Aug 5, 2008·16 cites·11 claims
- 0785US7443587B2DOE-based systems and devices for producing laser beams having modified beam characteristicsMETROLOGIC INSTR INC·Filed 2006·Granted Oct 28, 2008·12 cites·5 claims
- 0885US7395968B2Laser scanning based bar code symbol reading system for producing a 3-D scanning volume substantially free of spatially and temporally coincident laser scanning planesMETROLOGIC INSTR INC·Filed 2006·Granted Jul 8, 2008·10 cites·11 claims
- 0985US6422466B1Method of and system for automatically identifying packages during package transport operations carried out by a human operator walking through the doorway of a storage containerMETROLOGIC INSTR INC·Filed 2000·Granted Jul 23, 2002·19 cites·16 claims
- 1085US6328215B1Method and system for automatically identifying packages during package sortation operations manually carried out by a human operatorMETROLOGIC INSTR INC·Filed 2000·Granted Dec 11, 2001·19 cites·10 claims
- 1184US7344082B2Automated method of and system for dimensioning objects over a conveyor belt structure by applying contouring tracing, vertice detection, corner point detection, and corner point reduction methods to two-dimensional range data maps of the space above the conveyor belt captured by an amplitude modulated laser scanning beamMETROLOGIC INSTR INC·Filed 2005·Granted Mar 18, 2008·13 cites·13 claims
- 1284US6910631B2Web-enabled system and method for designing and manufacturing bar code scannersMETROLOGIC INSTR INC·Filed 2002·Granted Jun 28, 2005·25 cites·18 claims
- 1384US6561424B1Method of and system for automatically identifying packages during package transport operations carried out by a human operator walking through the doorway of a storage warehouseMETROLOGIC INSTR INC·Filed 2000·Granted May 13, 2003·18 cites·10 claims
- 1483US6085978AHolographic laser scanners of modular construction and method and apparatus for designing and manufacturing the sameMETROLOGIC INSTR INC·Filed 1997·Granted Jul 11, 2000·42 cites·7 claims
- 1581US6474556B2Laser scanning system mounted over a conveyor belt along which packages bearing bar code symbols are transported and scannedMETROLOGIC INSTR INC·Filed 1999·Granted Nov 5, 2002·25 cites·18 claims
- 1680US7152796B2Bar code symbol scanning system having multiple scanning stations for producing a 3-D scanning volume free of substantially and temporally coincident scanning planesMETROLOGIC INSTR INC·Filed 2005·Granted Dec 26, 2006·6 cites·11 claims
- 1777US7051922B2Compact bioptical laser scanning systemMETROLOGIC INSTR INC·Filed 2001·Granted May 30, 2006·20 cites·31 claims
- 1875US6991167B2Bioptical laser scanning system providing 360° of omnidirectional bar code symbol scanning coverage at a point of sale (POS) stationMETROLOGIC INSTR INC·Filed 2003·Granted Jan 31, 2006·18 cites·7 claims
- 1975US6517001B1Loser scanners of modular construction and method and system for designing and manufacturing the sameMETROLOGIC INSTR INC·Filed 2000·Granted Feb 11, 2003·13 cites·9 claims
- 2074US6530522B1Holographic laser scanning system having multiple laser scanning stations for producing a 3-D scanning volume substantially free of spatially and temporally coincident scanning planesMETROLOGIC INSTR INC·Filed 2000·Granted Mar 11, 2003·13 cites·10 claims
- 2174US6439462B1Conveyor-belt mounted bar code symbol reading system employing a steerable bar code symbol scanner to automatically scan bar code symbols detected by a holographic-based bar code position detectorMETROLOGIC INSTR INC·Filed 1999·Granted Aug 27, 2002·21 cites·18 claims
- 2274US6375074B1Holographic laser scanner for producing a highly-defined three-dimensional scanning volume having multiple focal regions within which the laser scanlines are spatially confinedMETROLOGIC INSTR INC·Filed 1999·Granted Apr 23, 2002·21 cites·15 claims
- 2371US9272199B2System, method and apparatus for capturing and training a swing movement of a clubAPPLEJACK 199 LP·Filed 2013·Granted Mar 1, 2016·5 cites·14 claims
- 2471US6840449B2Laser scanning system having multiple laser scanning stations for producing a 3-D scanning volume substantially free of spatially and temporally coincident scanning planesMETROLOGIC INSTR INC·Filed 2002·Granted Jan 11, 2005·10 cites·11 claims
- 2570US6415980B1Holographic laser scanning system for laser scanning of bar code symbols within 3-D scanning volume having a large depth fieldMETROLOGIC INSTR INC·Filed 2000·Granted Jul 9, 2002·6 cites·8 claims
- 2670US6158659AHolographic laser scanning system having multiple laser scanning stations for producing a 3-D scanning volume substantially free of spatially and temporally coincident scanning planesMETROLOGIC INSTR INC·Filed 1997·Granted Dec 12, 2000·23 cites·10 claims
- 2769US5975419AHolographic laser scanner generating a high-resolution 2-D raster scanning pattern using a holographic scanning discMETROLOGIC INSTR INC·Filed 1997·Granted Nov 2, 1999·16 cites·5 claims
- 2868US6523750B1Laser scanning system employing light collection surfaces having optical axes disposed off the bragg angle of the holographic optical elements of the holographic scanning disc thereofMETROLOGIC INSTR INC·Filed 1999·Granted Feb 25, 2003·15 cites·12 claims
- 2964US6290132B1Holographic-based bar code symbol position detection system for producing bar code symbol position data specifying the position of a detected bar code symbol within a 3-D scanning volume above a conveyor belt structureMETROLOGIC INSTR INC·Filed 1999·Granted Sep 18, 2001·36 cites·4 claims
- 3064US6085980AHolographic laser scanning system for producing an omni-directional scanning pattern within a 3-D scanning volumeMETROLOGIC INSTR INC·Filed 1997·Granted Jul 11, 2000·12 cites·6 claims
- 3164US5984185ALaser scanning system employing parabolic light collection surfaces having optical axes disposed off the Bragg angle of the holographic optical elements of the holographic scanning disc thereofMETROLOGIC INSTR INC·Filed 1997·Granted Nov 16, 1999·13 cites·18 claims
- 3261US9914018B2System, method and apparatus for capturing and training a swing movement of a clubAPPLE JACK 199 L P·Filed 2015·Granted Mar 13, 2018·1 cites·17 claims
- 3361US7123413B2DOE-based systems and devices for producing laser beams having modified beam characteristicsMETROLOGIC INSTR INC·Filed 2001·Granted Oct 17, 2006·7 cites·22 claims
- 3458US6825980B2DOE-based systems and devices for producing laser beams having modified beam characteristicsMETROLOGIC INSTR INC·Filed 2001·Granted Nov 30, 2004·5 cites·12 claims
- 3554US6547144B1Holographic laser scanning system for carrying out light collection operations with improved light collection efficiencyMETROLOGIC INSTR INC·Filed 1999·Granted Apr 15, 2003·19 cites·6 claims
- 3651US6199759B1Bar code symbol scanning system having a holographic laser scanning disc utilizing maximum light collection surface area thereof and having scanning facets with optimized light collection efficiencyMETROLOGIC INSTR INC·Filed 1997·Granted Mar 13, 2001·13 cites·14 claims
- 3751US6024282AHolographic laser scanning system for omni-directional laser scanning of bar code symbols with 3-D scanning volume having a large depth of fieldMETROLOGIC INSTR INC·Filed 1997·Granted Feb 15, 2000·6 cites·8 claims
- 3850US5955721AHolographic scanning system with high-resolution 2-D a scanning field steerable within 3-D scanning volumeMETROLOGIC INSTR INC·Filed 1997·Granted Sep 21, 1999·11 cites·5 claims
- 3949US6112990ACompact holographic laser scanning system having a high scanning-volume-to-housing-volume ratioMETROLOGIC INSTR INC·Filed 1997·Granted Sep 5, 2000·5 cites·9 claims
- 4048US6953153B2Compact holographic laser scanner having minimized housing dimensions determined by scanning disc and beam folding mirror parametersMETROLOGIC INSTR INC·Filed 1997·Granted Oct 11, 2005·5 cites·2 claims
- 4148US6464141B2Bar code symbol scanning system for automatically laser scanning bar code symbols within a 3-d scanning volume and producing information specifying the position of each bar code symbol detected within said 3-d scanning volumeMETROLOGIC INSTR INC·Filed 1999·Granted Oct 15, 2002·5 cites·14 claims
- 4248US6062479AHolographic laser scanning system and process and apparatus and methods for designing and constructing the sameMETROLOGIC INSTR INC·Filed 1997·Granted May 16, 2000·5 cites·12 claims
- 4346US6073846AHolographic laser scanning system and process and apparatus and methodMETROLOGIC INSTR INC·Filed 1996·Granted Jun 13, 2000·9 cites·12 claims
- 4444US6076736AHolographic laser scanning system employing light focusing optics below the holographic scanning discMETROLOGIC INSTR INC·Filed 1997·Granted Jun 20, 2000·4 cites·10 claims
- 4544US6003772AHolographic laser scanning system employing holographic scanning disc having dual-fringe contrast regions for optimized laser beam scanning and light collection operationsMETROLOGIC INSTR INC·Filed 1997·Granted Dec 21, 1999·10 cites·7 claims
- 4642US6006993AHolographic laser scanning system for carrying out laser beam scanning operations with improved scan angle multiplication efficiency and carrying out light collection operations with improved light collection efficiencyMETROLOGIC INSTR INC·Filed 1997·Granted Dec 28, 1999·9 cites·6 claims
- 4741US2002071472A1DOE-based systems and devices for producing laser beams having modified beam characteristicsMETROLOGIC INSTR INC·Filed 2001·Application pending·0 cites
- 4840US6457646B1Laser code symbol scanning system with high-resolution 2-D scanning field steerable with 3-D scanning volumeMETROLOGIC INSTR INC·Filed 1999·Granted Oct 1, 2002·8 cites·5 claims
- 4930US2002014533A1Automated object dimensioning system employing contour tracing, vertice detection, and forner point detection and reduction methods on 2-d range data mapsFiled 1999·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when John Groot files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →