Assignee
TSL INC
US7 patents
Top patents by PatentIndex Score
US5370763ADec 6, 1994
Tamper evident and counterfeit resisting informational article and associated method
TSL INC60 citations96
US4890763AJan 2, 1990
Tamper resistant package and method of making same
TSL INC66 citations96
US5028290AJul 2, 1991
Method of applying a tamper evident label to a package and associated apparatus
TSL INC29 citations92
US4998989AMar 12, 1991
Tamper evident closure and associated method
TSL INC24 citations92
US4945708AAug 7, 1990
Method of making a tamper resistant package
TSL INC27 citations92
US5137208AAug 11, 1992
Tamper evident package
TSL INC30 citations86
US4928837AMay 29, 1990
Tamper evident closure
TSL INC13 citations73