Inventor
MENGEL CHRISTOPH
DE10 patents
⚠️ This page may combine multiple inventors who share the name “MENGEL CHRISTOPH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH
6 patentsUS11034182B2Jun 15, 2021
Disc-shaped pigment, printing ink, security element and method of production
GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH0 citations60
US10322601B2Jun 18, 2019
Security element with effect pigments and an embossing structure and method for the production thereof
GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH1 citations60
US11702548B2Jul 18, 2023
Method for producing pigment fragments with a predefined internal and/or external contour, and pigment fragments
GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH0 citations59
US10486455B2Nov 26, 2019
Application device
GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH1 citations58
US12275265B2Apr 15, 2025
Security element
GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH0 citations47
US12157330B2Dec 3, 2024
Security element with a machine-readable code and method for producing the same
GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH0 citations45