Inventor
SU SHANCHUAN
DE15 patents
⚠️ This page may combine multiple inventors who share the name “SU SHANCHUAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GIESECKE & DEVRIENT GMBH
7 patentsUS7866545B2Jan 11, 2011
Method for identifying banknotes origin
GIESECKE & DEVRIENT GMBH13 citations82
US9852568B2Dec 26, 2017
Apparatus and method for checking value documents, in particular bank notes, and value-document processing system
GIESECKE & DEVRIENT GMBH2 citations71
US9279772B2Mar 8, 2016
Soiling check of the window of a measuring apparatus
GIESECKE & DEVRIENT GMBH6 citations69
US9202327B2Dec 1, 2015
Method for checking the production quality of an optical security feature of a value document
GIESECKE & DEVRIENT GMBH1 citations51
US9685020B2Jun 20, 2017
Apparatus and method for checking value documents
GIESECKE & DEVRIENT GMBH1 citations50
US10262200B2Apr 16, 2019
Method for examining a value document, and means for carrying out the method
GIESECKE & DEVRIENT GMBH0 citations40
US9865116B2Jan 9, 2018
Method for verifying a valuable document having a polymer substrate and a transparent window and means for carrying out said method
GIESECKE & DEVRIENT GMBH0 citations40
HOLL NORBERT
2 patentsUS8917386B2Dec 23, 2014
Apparatus for checking the authenticity of value documents
HOLL NORBERT9 citations83
US8588477B2Nov 19, 2013
Method for identifying soiling and/or colour fading in the region of colour transitions on documents of value, and means for carrying out the method
HOLL NORBERT8 citations82
SU SHANCHUAN
2 patentsGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH
2 patentsUS10347069B2Jul 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
US10740996B2Aug 11, 2020
Apparatus and method for checking the authenticity of a security element
GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH0 citations41