Assignee
HOLL NORBERT
DE8 patents
Top patents by PatentIndex Score
US8917386B2Dec 23, 2014
Apparatus for checking the authenticity of value documents
HOLL NORBERT9 citations83
US8107712B2Jan 31, 2012
Method and testing device for testing valuable documents
HOLL NORBERT16 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
US8245831B2Aug 21, 2012
Device and method for checking banknotes
HOLL NORBERT9 citations81
US9904989B2Feb 27, 2018
Method for generating a digital image of at least one section of a value document
HOLL NORBERT3 citations72
US9547949B2Jan 17, 2017
Method and device for examining the optical state of value documents
HOLL NORBERT0 citations51
US8855960B2Oct 7, 2014
Device and method for testing sensors
HOLL NORBERT0 citations51
US9790430B2Oct 17, 2017
Installation for producing a coal cake suitable for coking
HOLL NORBERT0 citations41