CE

Christoph Erdelen

BH Bayer Healthcare: 10 patents #9 of 933Top 1%
📍 Leichlingen, DE: #1 of 28 inventorsTop 4%
Overall (1997): #603 of 185,788Top 1%
10
Patents 1997

Issued Patents 1997

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
5693663 Substituted bicyclic 3-aryl-pyrrolidine-2,4-dione derivatives Hans-Joachim Santel, Robert R. Schmidt, Ulrike Wachendorff-Neumann, Thomas Bretschneider, Reiner Fischer +3 more 1997-12-02
5683965 Substituted aryl keto-enolic heterocycles Jurgen Bachmann, Thomas Bretschneider, Reiner Fischer, Bernd-Wieland Kruger, Hans-Joachim Santel +2 more 1997-11-04
5677307 Substituted tetrahydro-5-nitro-pyrimidines Ernst Rudolf F. Gesing, Hilmar Wolf, Ulrike Wachendorff-Neumann, Wolfram Andersch, Andreas Turberg +1 more 1997-10-14
5677449 Substituted 1-H-3-aryl-pyrrolidine-2,4-dione derivatives Reiner Fischer, Thomas Bretschneider, Bernd-Wieland Kruger, Hans-Joachim Santel, Klaus Lurssen +3 more 1997-10-14
5661110 3-hydroxy-4-aryl-5-oxo-pyrazoline derivatives Bernd-Wieland Kruger, Reiner Fischer, Heinz-Jurgen Bertram, Thomas Bretschneider, Stefan Bohm +7 more 1997-08-26
5622917 Substituted 1H--3-aryl-pyrrolidine-2,4-dione derivatives Reiner Fischer, Thomas Bretschneider, Bernd-Wieland Kr uger, Michael Ruther, Ulrike Wachendorff-Neumann +2 more 1997-04-22
5616536 Substituted 1H-3-aryl-pyrrolidine-2,4-dione derivatives Reiner Fischer, Bernd-Wieland Kruger, Thomas Bretschneider, Ulrike Wachendorff-Neumann, Klaus Lurssen +2 more 1997-04-01
5610122 3-aryl-4-hydroxy-delta3-dihydrofuranone derivatives Reiner Fischer, Thomas Bretschneider, Bernd-Wieland Kr uger, Hans-Joachim Santel, Markus Dollinger +1 more 1997-03-11
5602078 Dialkyl-1-H-3-(2,4-dimethylphenyl)-pyrrolidine-2,4-diones, their preparation and their use Reiner Fischer, Thomas Bretschneider, Bernd-Wieland Kr uger, Hans-Joachim Santel, Markus Dollinger +1 more 1997-02-11
5597812 Phosphoramidothioate and process of use to combat pests Fritz Maurer, Ulrike Wachendorff-Neumann, Jurgen Hartwig, Andreas Turberg, Norbert Mencke 1997-01-28