Inventor
VETTER KURT W
US7 patents
Patents
7 patentsUS6048098AApr 11, 2000
Tamper-resistant envelope
UNIFLEX29 citations90
US5788377AAug 4, 1998
Tamper-resistant envelope
UNIFLEX30 citations90
US5641318AJun 24, 1997
Method of forming a tamper resistant envelope closure
UNIFLEX22 citations90
US5584580ADec 17, 1996
Tamper-resistant envelope closure
UNIFLEX19 citations90
US5045040ASep 3, 1991
Envelope closure seal and method
UNIFLEX29 citations90
US4932791AJun 12, 1990
Envelope closure seal and method
UNIFLEX27 citations90
US5974769ANov 2, 1999
Automated container insert device
UNIFLEX4 citations60