Inventor
STOCK KAI UWE
DE10 patents
⚠️ This page may combine multiple inventors who share the name “STOCK KAI UWE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GIESECKE & DEVRIENT GMBH
4 patentsUS10040995B2Aug 7, 2018
Alkali metal and alkaline earth metal niobates and tantalates as security feature substances
GIESECKE & DEVRIENT GMBH0 citations50
US9581540B2Feb 28, 2017
Spectral luminescence standard for the near infrared region
GIESECKE & DEVRIENT GMBH0 citations50
US8367188B2Feb 5, 2013
Authenticity mark in the form of luminescent substances
GIESECKE & DEVRIENT GMBH1 citations48
US10363767B2Jul 30, 2019
Method for marking a feature substance, security feature, document of value and method for verifying said document
GIESECKE & DEVRIENT GMBH0 citations39
KECHT JOHANN
3 patentsGIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH
2 patentsUS12151501B2Nov 26, 2024
Method for producing a luminescent security marking and luminescent security marking
GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH0 citations48
US12403717B2Sep 2, 2025
Method for producing a data carrier having a luminescent security element, and data carrier
GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH0 citations47