AB

Achim Brand

BH Bayer Healthcare: 2 patents #3,312 of 8,007Top 45%
Overall (All Time): #2,219,917 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6478866 Aqueous pigment preparations Peter-Roger Nyssen, Wolfgang Zarges, Thomas Roick, Hans Geiger 2002-11-12
5855662 Aqueous pigment preparations Josef Leitermann, Roger Nyssen, Klaus Schubert, Erhard Schuffenhauer, Karlheinz Wieser +1 more 1999-01-05