HC

Holger Conzelmann

CA Covestro Deutschland Ag: 1 patents #436 of 964Top 50%
📍 Lichtenwald, DE: #14 of 20 inventorsTop 70%
Overall (All Time): #2,915,356 of 4,157,543Top 75%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10112892 Process for preparing polyisocyanates Jürgen Arras, Jan Busch, Christian Steffens, Dietmar Wastian, Manfred Keller-Killewald 2018-10-30