FS

Friedhelm Steffens

CA Covestro Deutschland Ag: 2 patents #32 of 226Top 15%
📍 Leverkusen, DE: #20 of 137 inventorsTop 15%
Overall (2021): #161,803 of 548,734Top 30%
2
Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10894222 Distributor device, in particular for falling film evaporators, and use thereof Christian Drumm, Dieter Hoffmann 2021-01-19
10889539 Aniline purification process Michael Merkel, Murat Kalem, Peter Lehner 2021-01-12