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Thomas Gerhardt

Giesecke & Devrient

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Publication

Featured researches published by Thomas Gerhardt.

Archive | 2002

Papermaking mould for producing two-stage watermarks and method for producing the same

Wittich Kaule; Karlheinz Mayer; Bernd Stumbeck; Wolfgang Wensauer; Guenther Wild; Thomas Gerhardt; Andreas Aigner

Archive | 2009

Grid image having achromatic grid fields

Marius Dichtl; Thomas Gerhardt

Archive | 2002

Papiersieb zur Erzeugung zweistufiger Wasserzeichen und Verfahren zu dessen Herstellung

Wittich Kaule; Karlheinz Mayer; Bernd Stumbeck; Wolfgang Wensauer; Guenther Wild; Thomas Gerhardt; Andreas Aigner

Archive | 2008

Holographic grid image for security element of e.g. bank note, has grid fields which are achromatic grid fields, and formed of sub-ranges overlapping with one another, where dimension of sub-ranges lies below resolution limit of naked eye

Marius Dichtl; Thomas Gerhardt

Archive | 2006

Dewatering filter and method for the production thereof

Bernd Stumbeck; André Gregarek; Andreas Hänelt; Thomas Gerhardt; Karlheinz Mayer

Archive | 2010

Sicherheitselement mit Durchsichtsbildbereich

Bichlmeier Stefan; Thomas Gerhardt

Archive | 2015

Dewatering fabric for the production of paper with paper-reinforcing watermark, method of manufacturing the fabric and security paper comprising a paper-reinforcing watermark

Marion Fessl; Thomas Gerhardt; Kathrin Hovestadt; Matthias Pfeiffer; Wolfram Seidemann

Archive | 2015

Dewatering fabric for the production of paper with a two-level watermark and method of manufacturing said fabric

Marion Fessl; Thomas Gerhardt; Kathrin Hovestadt; Matthias Pfeiffer; Wolfram Seidemann

Archive | 2014

Optisch variables Sicherheitselement mit zusätzlichem Auf-/Durchsichtseffekt

Stefan Bichlmeier; Christian Fuhse; Thomas Gerhardt

Archive | 2013

Visually variable security element with additional visual reflection/transmission effect

Stefan Bichlmeier; Christian Fuhse; Thomas Gerhardt

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Collaboration

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Matthias Pfeiffer

Giesecke

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Wolfram Seidemann

Giesecke

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Kathrin Hovestadt

Giesecke

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Marion Fessl

Giesecke

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Marius Dichtl

Giesecke

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Bernd Stumbeck

Giesecke

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Karlheinz Mayer

Giesecke

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Stefan Bichlmeier

Giesecke

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Andreas Aigner

Giesecke

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Christian Fuhse

Giesecke

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