Inventor
DETJEN MATHIAS
US2 patents
Patents
2 patentsUS7648744B2Jan 19, 2010
Tamper-indicating printable sheet for securing documents of value and methods of making the same
3M INNOVATIVE PROPERTIES CO16 citations79
US7658980B2Feb 9, 2010
Tamper-indicating printable sheet for securing documents of value and methods of making the same
3M INNOVATIVE PROPERTIES CO1 citations49