Patents/Inventors

Christoph Mengel

HolzkirchenDE2 patents

3 Patents

US122752652025
Security Element
SICPA HOLDING SA
0 cites
US121573302024
Security Element with a Machine-readable Code and Method for Producing the Same
GIESECKE+DEVRIENT CURRENCY TECHNOLOGY GmbH
0 cites
US117025482023
Method for Producing Pigment Fragments with a Predefined Internal And/or External Contour, and Pigment Fragments
GIESECKE+DEVRIENT CURRENCY TECHNOLOGY GmbH
0 cites