Inventor
SHI DAVID TSI
US32 patents
⚠️ This page may combine multiple inventors who share the name “SHI DAVID TSI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SYMBOL TECHNOLOGIES INC
20 patentsUS7044377B2May 16, 2006
Plug-and-play imaging and illumination engine for an optical code reader
SYMBOL TECHNOLOGIES INC149 citations97
US7021542B2Apr 4, 2006
Imaging and illumination engine for an optical code reader
SYMBOL TECHNOLOGIES INC190 citations97
US7025273B2Apr 11, 2006
Miniature auto focus voice coil actuator system
SYMBOL TECHNOLOGIES INC42 citations96
US7140546B1Nov 28, 2006
Battery pack with integrated human interface devices
SYMBOL TECHNOLOGIES INC43 citations95
US7331524B2Feb 19, 2008
Feedback mechanism for scanner devices
SYMBOL TECHNOLOGIES INC28 citations92
US7201318B2Apr 10, 2007
Optical adjustment for increased working range and performance in electro-optical readers
SYMBOL TECHNOLOGIES INC52 citations92
US7182260B2Feb 27, 2007
Aiming light pattern generator in imaging readers for electro-optically reading indicia
SYMBOL TECHNOLOGIES INC24 citations92
US7180052B1Feb 20, 2007
Non-heavy metal optical bandpass filter in electro-optical readers
SYMBOL TECHNOLOGIES INC20 citations92
US6938824B2Sep 6, 2005
Decoding algorithm for laser scanning bar code readers
SYMBOL TECHNOLOGIES INC25 citations92
US6811085B2Nov 2, 2004
Miniature imager
SYMBOL TECHNOLOGIES INC19 citations92
US7063261B2Jun 20, 2006
Electro-optical reader with improved laser intensity modulation over extended working range
SYMBOL TECHNOLOGIES INC24 citations91
US7040538B2May 9, 2006
Bar code reader including linear sensor array and hybrid camera and bar code reader
SYMBOL TECHNOLOGIES INC17 citations88
US7494065B2Feb 24, 2009
Optical code reader system and method for control of illumination for aiming and exposure
SYMBOL TECHNOLOGIES INC13 citations79
US6909080B2Jun 21, 2005
Arrangement for and method of imaging targets at plural focal planes
SYMBOL TECHNOLOGIES INC7 citations74
US6820810B2Nov 23, 2004
Optical collector for improving sensor signal uniformity over a target scan
SYMBOL TECHNOLOGIES INC12 citations74
USD485841SJan 27, 2004
Imaging module
SYMBOL TECHNOLOGIES INC8 citations73
US7500612B2Mar 10, 2009
Compact imaging lens assembly in imaging reader
SYMBOL TECHNOLOGIES INC3 citations63
USD477007SJul 8, 2003
Imaging module
SYMBOL TECHNOLOGIES INC4 citations62
US7743989B2Jun 29, 2010
Laser power control arrangements in electro-optical readers
SYMBOL TECHNOLOGIES INC4 citations61
US7224538B2May 29, 2007
Electro-optical reader with improved laser intensity modulation over extended working range
SYMBOL TECHNOLOGIES INC4 citations61
ZEBRA TECH CORP
9 patentsUS11790197B2Oct 17, 2023
Miniature long range imaging engine with auto-focus, auto-zoom, and auto-illumination system
ZEBRA TECH CORP3 citations73
US11775783B1Oct 3, 2023
Compact opto-mechanical layout of long-range dual-camera bar-code imager
ZEBRA TECH CORP4 citations73
US12417364B2Sep 16, 2025
Miniature long range imaging engine with auto-focus and auto-zoom system
ZEBRA TECH CORP0 citations62
US12231756B2Feb 18, 2025
Compact long focal length auto-focus lens with actively aligned front compensator
ZEBRA TECH CORP0 citations62
US12164994B2Dec 10, 2024
Compact opto-mechanical layout of long-range dual-camera bar-code imager
ZEBRA TECH CORP0 citations61
US12327160B2Jun 10, 2025
Laser driving mode for aiming system of barcode imager
ZEBRA TECH CORP0 citations60
US11934911B2Mar 19, 2024
Laser driving mode for aiming system of barcode imager
ZEBRA TECH CORP1 citations60
US12050961B2Jul 30, 2024
Methods and apparatus for configuring reduced decode ranges for barcode scanners
ZEBRA TECH CORP0 citations59
US11960961B2Apr 16, 2024
Aiming patterns for auto-focus rolling shutter camera with dual imaging FOV and associated systems
ZEBRA TECH CORP0 citations52