Mathias Detjen

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Woodbury, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Tamper-indicating printable sheet for securing documents of value a...
- Patent number 7,658,980
- Issue date Feb 9, 2010
- 3M Innovative Properties Company
- Richard J. Kuo
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Tamper-indicating printable sheet for securing documents of value a...
- Patent number 7,648,744
- Issue date Jan 19, 2010
- 3M Innovative Properties Company
- Richard J. Kuo
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER

Patents Applicationslast 30 patents

Information Patent Application
Tamper-indicating printable sheet for securing documents of value a...
- Publication number 20060046002
- Publication date Mar 2, 2006
- Richard J. Kuo
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Tamper-indicating printable sheet for securing documents of value a...
- Publication number 20060029753
- Publication date Feb 9, 2006
- 3M Innovative Properties Company
- Richard J. Kuo
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER