OB

Olaf Burkhardt

DA Degussa Ag: 3 patents #14 of 269Top 6%
📍 Alzenau, DE: #1 of 41 inventorsTop 3%
Overall (2003): #24,097 of 273,478Top 9%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6624248 Polymeric diphosphine ligands for homogeneously soluble hydrogenation catalysts, process for the production thereof and use Jens Wöltinger, Andreas Bommarius, Juan Jose Almena Perea, Hans Henniges, Karlheinz Drauz +4 more 2003-09-23
6617480 Molecular weight-enlarged ligands for asymmetric, homogeneously soluble hydrogenation catalysts, process for the production thereof and use Hans-Peter Krimmer, Jens Woeltinger, Ingo Klement, Hans Henniges, Karlheinz Drauz +3 more 2003-09-09
6559283 Poly-&bgr;-amino acids, preparation and use Karlheinz Drauz, Stan M. Roberts, John Skidmore, Paul Coffey 2003-05-06