Inventor
SCHMALZ STEFFEN
DE13 patents
⚠️ This page may combine multiple inventors who share the name “SCHMALZ STEFFEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GIESECKE & DEVRIENT GMBH
5 patentsUS7866545B2Jan 11, 2011
Method for identifying banknotes origin
GIESECKE & DEVRIENT GMBH13 citations82
US7699153B2Apr 20, 2010
Method for identifying counterfeit banknotes
GIESECKE & DEVRIENT GMBH12 citations78
US9852568B2Dec 26, 2017
Apparatus and method for checking value documents, in particular bank notes, and value-document processing system
GIESECKE & DEVRIENT GMBH2 citations71
US9171411B2Oct 27, 2015
Compensation of disturbances upon magnetic measurements on value documents
GIESECKE & DEVRIENT GMBH2 citations54
US10262200B2Apr 16, 2019
Method for examining a value document, and means for carrying out the method
GIESECKE & DEVRIENT GMBH0 citations40
GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH
5 patentsUS10573113B2Feb 25, 2020
Device and method for checking value documents for marking ink
GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH2 citations70
US10922913B2Feb 16, 2021
Method and apparatus for detecting a security thread in a value document
GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH0 citations59
US11263854B2Mar 1, 2022
Magnetic testing of valuable documents
GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH0 citations50
US10347069B2Jul 9, 2019
Apparatus, method and assembly for checking value documents, in particular bank notes, and value-document processing system
GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH0 citations50
US11610449B2Mar 21, 2023
Device and method for classifying value documents, in particular bank notes, and value document processing system
GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH0 citations46