P

Inventor

ZHENG JOE

US28 patents
⚠️ This page may combine multiple inventors who share the name “ZHENG JOE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNITED PARCEL SERVICE INC

13 patents
US6094509AJul 25, 2000

Method and apparatus for decoding two-dimensional symbols in the spatial domain

UNITED PARCEL SERVICE INC109 citations98
US5428211AJun 27, 1995

Postnet bar code decoder

UNITED PARCEL SERVICE INC124 citations98
US5515447AMay 7, 1996

Method and apparatus for locating an acquisition target in two-dimensional images by detecting symmetry in two different directions

UNITED PARCEL SERVICE INC71 citations96
US5418862AMay 23, 1995

Method and apparatus for detecting artifact corners in two-dimensional images

UNITED PARCEL SERVICE INC88 citations95
US5567934AOct 22, 1996

Method and apparatus for illumination and imaging of a surface using opaque shroud

UNITED PARCEL SERVICE INC64 citations94
US5517018AMay 14, 1996

Method and apparatus for illumination and imaging of a surface using fast exposure time

UNITED PARCEL SERVICE INC45 citations94
US5610995AMar 11, 1997

Method and apparatus for compressing images containing optical symbols

UNITED PARCEL SERVICE INC26 citations92
US5317388AMay 31, 1994

Method and apparatus for determining the displacement of a rectangular object with respect to a reference position

UNITED PARCEL SERVICE INC58 citations92
US5399852AMar 21, 1995

Method and apparatus for illumination and imaging of a surface employing cross polarization

UNITED PARCEL SERVICE INC32 citations91
US6122410ASep 19, 2000

Method and apparatus for locating a two-dimensional symbol using a double template

UNITED PARCEL SERVICE INC44 citations90
US5566245AOct 15, 1996

The performance of a printer or an imaging system using transform-based quality measures

UNITED PARCEL SERVICE INC23 citations90
US5892543AApr 6, 1999

Imaging system including an auto zoom controller

UNITED PARCEL SERVICE INC47 citations85
US5555313ASep 10, 1996

Method and apparatus for characterizing the performance of a printer or an imaging system

UNITED PARCEL SERVICE INC18 citations80

INBIT INC

3 patents

WANG JINSHENG

3 patents

ZHENG JOE

3 patents

CANON KK

2 patents

SUN YINGJU

2 patents

(unassigned)

1 patent

YANG DAVE XIAO DONG

1 patent