HS

Helmut Steidl

GG Giesecke & Devrient Gmbh: 5 patents #76 of 507Top 15%
GG Giesecke+Devrient Currency Technology Gmbh: 1 patents #92 of 175Top 55%
Overall (All Time): #840,527 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10043334 Sensor for checking value documents Wolfgang Röhrl, Franz Muller 2018-08-07
8976420 Method and device for processing value documents 2015-03-10
8837804 Method and device for testing value documents Shanchuan Su, Jurgen Schutzmann, Dieter Stein 2014-09-16
8212205 Device and method for verifying valuable documents Thomas Giering, Dieter Stein, Klaus Thierauf 2012-07-03
7866545 Method for identifying banknotes origin Wolfgang Rapf, Steffen Schmalz, Dieter Stein, Shanchuan Su 2011-01-11
7699153 Method for identifying counterfeit banknotes Sven Ehrich, Karl-Dieter Forster, Franz Muller, Manfred Parussel, Wolfgang Rapf +3 more 2010-04-20