FS

Friedhelm Steffens

CA Covestro Deutschland Ag: 3 patents #16 of 222Top 8%
📍 Leverkusen, DE: #10 of 142 inventorsTop 8%
Overall (2016): #73,511 of 481,213Top 20%
3
Patents 2016

Issued Patents 2016

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9480958 Device and method for producing phosgene Ulrich Hollmann, Wolfgang Lorenz, Thomas Runowski 2016-11-01
9376377 Method for producing isocyanates Jan Busch, Markus Hollaus 2016-06-28
9365503 Process for the preparation of isocyanates in the gas phase Klaus Biskup, Rainer Bruns, Wolfgang Lorenz, Lars Padeken, Bernd Pennemann +2 more 2016-06-14