Inventor · disambiguated record
Helmut Steidl
Also filed as: STEIDL HELMUT
6 granted patents·1 pending application·37 citations·filing 2004–2014
79Inventor score
Files withGIESECKE & DEVRIENT GMBH2CI TECH COMPONENTS AG1GIERING THOMAS1ROEHRL WOLFGANG1STEIDL HELMUT1
Top patents by PatentIndex Score
7 records- 0185US7866545B2Method for identifying banknotes originGIESECKE & DEVRIENT GMBH·Filed 2005·Granted Jan 11, 2011·13 cites·20 claims
- 0276US8837804B2Method and device for testing value documentsSU SHANCHUAN·Filed 2008·Granted Sep 16, 2014·6 cites·22 claims
- 0372US8212205B2Device and method for verifying valuable documentsGIERING THOMAS·Filed 2006·Granted Jul 3, 2012·4 cites·14 claims
- 0467US7699153B2Method for identifying counterfeit banknotesGIESECKE & DEVRIENT GMBH·Filed 2004·Granted Apr 20, 2010·12 cites·7 claims
- 0555US8976420B2Method and device for processing value documentsSTEIDL HELMUT·Filed 2009·Granted Mar 10, 2015·2 cites·10 claims
- 0636US10043334B2Sensor for checking value documentsROEHRL WOLFGANG·Filed 2011·Granted Aug 7, 2018·0 cites·25 claims
- 0736US2016217639A1Container for documents of valueCI TECH COMPONENTS AG·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →