DO

Dieter Ockelmann

BH Bayer Healthcare: 3 patents #2,574 of 8,007Top 35%
Overall (All Time): #1,675,079 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4710569 Basic dyestuffs Gunter Franke, Roderich Raue, Peter Wild 1987-12-01
4647409 Copper-phthalocyanine dyestuffs Manfred Groll 1987-03-03
4537721 Cu-Pc dyestuffs Manfred Groll 1985-08-27