Patents/Inventors

Winfried Hoffmuller

Bad TolzDE4 patents

5 Patents

US123715792025
Method for Producing Effect Pigments
GIESECKE+DEVRIENT CURRENCY TECHNOLOGY GmbH
0 cites
US123116922025
Optically Variable Security Element, Production Process and Embossing Arrangement
GIESECKE+DEVRIENT CURRENCY TECHNOLOGY GmbH
0 cites
US121287042024
Mask Exposure Method, Transparent Conductive Metallization and Pigment
GIESECKE+DEVRIENT CURRENCY TECHNOLOGY GmbH
0 cites
US121293822024
Effect Pigment, Production Method, Value Document and Printing Ink
GIESECKE+DEVRIENT CURRENCY TECHNOLOGY GmbH
0 cites
US118070292023
Method for Producing an Optically Variable Security Element
GIESECKE+DEVRIENT CURRENCY TECHNOLOGY GmbH
0 cites