Giesecke & Devrient Gmbh

Giesecke+devrient Currency Technology Gmbh

Markus Krombholz

Manfred Heim

Wittich Kaule

Thomas Giering

Klaus Finkenzeller

Bernd Wunderer

Dieter Stein

Norbert Holl

Lars Hoffmann

Marius Dichtl

Theodor Burchard

André Gregarek

Ralf Liebler

Walter Schneider

Friedrich Kretschmar

Ralf Hobmeier

Alexander Steinkogler

Thomas Hildebrandt

Bernhard Wiedner

Patrick Renner

Martin Seysen

Winfried Hoffmüller

Harald Reiner

Thorsten Pillo

Rudolf Seidler

Christian Voellmer

Juergen Schuetzmann

Thomas Mang

Eckart Schroeder-Bergen

Fabiola Bellersheim

Annett BÄHR

Katharina Reichel

The invention relates to a security element for security papers, documents of value and the like having a thin-layer element () with color shift effect, which has a reflection layer (), an absorber layer () and a spacer layer () disposed between reflection layer () and absorber layer (). According to the invention the spacer layer () is formed by a printed layer having dispersion particles () with monomodal or oligomodal size distribution.

Security element with thin-layer element

The invention relates to sheet material having an electrical circuit and to apparatuses and methods for processing said sheet material. The present invention describes sheet material having an electrical circuit as well as apparatuses and methods for processing same, which reduce the effort required for processing the sheet material and/or facilitate processing and/or improve it and/or make it more reliable. For this purpose, the sheet material has at least one electrical circuit, with energy and/or data being transmitted from the apparatus to the electrical circuit and/or from the electrical circuit to the apparatus and at least part of the transmitted data being used for processing.

Devices and method for the production of sheet material

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Holzkirchen, Germany

Markus Krombholz