Inventor
CHEN ZHONGTAI
US7 patents
⚠️ This page may combine multiple inventors who share the name “CHEN ZHONGTAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNISYS CORP
6 patentsUS5419546AMay 30, 1995
Double-document detection arrangement
UNISYS CORP20 citations91
US5908191AJun 1, 1999
Double-document detection arrangement
UNISYS CORP20 citations88
US5509648AApr 23, 1996
Document separation/detection technique
UNISYS CORP18 citations81
US5671919ASep 30, 1997
Double-document detection arrangement
UNISYS CORP11 citations72
US5439506AAug 8, 1995
Separation process for a check processor
UNISYS CORP17 citations72
US5437375AAug 1, 1995
Double-document detection systems
UNISYS CORP11 citations72