Inventor
SCHIFFMANN PETER
DE7 patents
⚠️ This page may combine multiple inventors who share the name “SCHIFFMANN PETER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GIESECKE & DEVRIENT GMBH
3 patentsUS9927230B2Mar 27, 2018
Method and apparatus for detecting the fitness for circulation of a value document
GIESECKE & DEVRIENT GMBH2 citations65
US9685019B2Jun 20, 2017
Device for examining a value document and method for examining a value document
GIESECKE & DEVRIENT GMBH0 citations37
US9827803B2Nov 28, 2017
Security paper, value document obtainable therefrom and method for manufacturing said paper and document
GIESECKE & DEVRIENT GMBH0 citations36
GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH
2 patentsUS11034182B2Jun 15, 2021
Disc-shaped pigment, printing ink, security element and method of production
GIESECKE & DEVRIENT CURRENCY TECHNOLOGY GMBH0 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