Leon T. Dietz

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Apple Valley, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Document verification and tracking system for printed material
- Patent number RE38957
- Issue date Jan 31, 2006
- Océ Printing Systems GmbH
- Thomas Laussermair
- 399 - Electrophotography
Information Patent Grant
Document verification and tracking system for printed material
- Patent number 6,324,353
- Issue date Nov 27, 2001
- OcePrinting Systems GmbH
- Thomas Laussermair
- G06 - COMPUTING CALCULATING COUNTING