Inventor
SHI DAVID T
US13 patents
⚠️ This page may combine multiple inventors who share the name “SHI DAVID T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SYMBOL TECHNOLOGIES LLC
4 patentsUS9798912B1Oct 24, 2017
Imaging module and reader for, and method of, reading targets by image capture with a substantially constant resolution over an extended range of working distances
SYMBOL TECHNOLOGIES LLC5 citations71
US11105898B2Aug 31, 2021
Adaptive illumination system for 3D-time of flight sensor
SYMBOL TECHNOLOGIES LLC0 citations51
US10690533B2Jun 23, 2020
Illumination pattern system and methods for 3D-time of flight systems
SYMBOL TECHNOLOGIES LLC0 citations41
US10514524B2Dec 24, 2019
Imaging devices having progressive magnification
SYMBOL TECHNOLOGIES LLC0 citations40
SYMBOL TECHNOLOGIES INC
3 patentsUS9185306B1Nov 10, 2015
Imaging module and reader for, and method of, illuminating and imaging targets to be read over an extended range of working distances
SYMBOL TECHNOLOGIES INC30 citations93
US9202094B1Dec 1, 2015
Aiming pattern shape as distance sensor for barcode scanner
SYMBOL TECHNOLOGIES INC15 citations79
US8348168B2Jan 8, 2013
Focus adjustment with liquid crystal device in imaging scanner
SYMBOL TECHNOLOGIES INC0 citations50
ZEBRA TECH CORP
3 patentsUS12372737B2Jul 29, 2025
Autofocus optical arrangements and assemblies including voice coil motors
ZEBRA TECH CORP0 citations52
US11906806B2Feb 20, 2024
Imaging lens check and active alignment method to maintain consistent rear focusing distance for an autofocus lens
ZEBRA TECH CORP0 citations49
US12086678B2Sep 10, 2024
Compact diffractive optical element laser aiming system
ZEBRA TECH CORP0 citations47