Patents/Inventors

Gerhard Pfaff

MuensterDE1 patent

3 Patents

US118915412024
Alpha-alumina Flakes
MERCK PATENT GmbH
0 cites
US118915422024
Α-alumina Flakes
MERCK PATENT GmbH
0 cites
US117732702023
Effect Pigments
MERCK PATENT GmbH
0 cites