WK

Willi Kost

BH Bayer Healthcare: 1 patents #4,623 of 8,007Top 60%
Overall (All Time): #4,119,921 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4223095 Flame-resistant polyurethane foam and a process for its production Heinz Esser, Hans-Walter Illger, Heinz Muller, Alberto C. Gonzalez-Dorner 1980-09-16