Inventor

SCHUETT LOTHAR

DE4 patents

⚠️ This page may combine multiple inventors who share the name “SCHUETT LOTHAR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GIESECKE & DEVRIENT GMBH

3 patents

US6229306B1May 8, 2001

Method and apparatus for measuring magnetic properties of sheet material with both low and high magnetic particle density

GIESECKE & DEVRIENT GMBH14 citations71

US7550736B2Jun 23, 2009

Methods and apparatuses for checking the authenticity of sheet material

GIESECKE & DEVRIENT GMBH5 citations69

US7378665B2May 27, 2008

Methods and devices for verifying the authenticity of sheet-type products

GIESECKE & DEVRIENT GMBH5 citations69

SCHUETZMANN JUERGEN

1 patent

US8544893B2Oct 1, 2013

Security element comprising magnetic materials having the same remanence and a different coercive field intensity

SCHUETZMANN JUERGEN6 citations65