Assignee
CANADA POST CORP
CA13 patents
Top patents by PatentIndex Score
US6415983B1Jul 9, 2002
Unique identifier bar code on stamps and apparatus and method for monitoring stamp usage with identifier bar codes
CANADA POST CORP275 citations94
US6101487AAug 8, 2000
Electronic postal counter
CANADA POST CORP94 citations93
US6398106B1Jun 4, 2002
Unique identifier bar code on stamps and apparatus and method for monitoring stamp usage with identifier bars
CANADA POST CORP116 citations92
US5712787AJan 27, 1998
Electronic postal counter
CANADA POST CORP75 citations91
US5602382AFeb 11, 1997
Mail piece bar code having a data content identifier
CANADA POST CORP151 citations91
US5420403AMay 30, 1995
Mail encoding and processing system
CANADA POST CORP423 citations91
US5695087ADec 9, 1997
Container with latching lid
CANADA POST CORP34 citations89
US5475378ADec 12, 1995
Electronic access control mail box system
CANADA POST CORP171 citations89
US5423573AJun 13, 1995
Composite stamp
CANADA POST CORP114 citations88
US6138371AOct 31, 2000
Package size guage
CANADA POST CORP28 citations80
US9296343B2Mar 29, 2016
Restraining device
CANADA POST CORP5 citations69
US5064222ANov 12, 1991
Bar code applicator
CANADA POST CORP21 citations69
US4343430AAug 10, 1982
Envelope assembly for manufacture as a prestuffed continuous form
CANADA POST CORP12 citations59