WK

Wilhelm Keim

BH Bayer Healthcare: 7 patents #1,339 of 8,007Top 20%
BL Bp Chemicals Limited: 2 patents #170 of 566Top 35%
DA Degussa-Huels Ag: 1 patents #156 of 473Top 35%
Hoechst Gmbh: 1 patents #2,248 of 4,020Top 60%
MI Mitsui Petrochemical Industries: 1 patents #503 of 1,024Top 50%
OG Oxeno Olefinchemie Gmbh: 1 patents #50 of 89Top 60%
Basf Se: 1 patents #8,065 of 13,826Top 60%
BP British Petroleum: 1 patents #145 of 360Top 45%
DA Degussa Ag: 1 patents #925 of 2,007Top 50%
📍 Aachen, DE: #154 of 2,680 inventorsTop 6%
Overall (All Time): #279,399 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
7304200 Method for separation of substances by extraction or by washing them with ionic liquids Dirk Roettger, Franz Nierlich, Joerg Krissmann, Peter Wasserscheid 2007-12-04
6900313 Chiral ionic liquids Peter Wasserscheid, Carsten Bolm, Andreas Bösmann 2005-05-31
6559326 Substituted phosphinophenoxide-metal complexes for the polymerization of olefins Marc Oliver Kristen, Joachim Heinicke, Martin Koehler, Mengzhen He 2003-05-06
6310259 Method for producing 6,10 and 6,9-dimethyl-5,10-undecadienyl-2-ones Armin Kraus, Rainer Hahn, Klaus Huthmacher 2001-10-30
6180831 Method of producing .beta.-hydroxyaldehydes Robert Weber, Bernd Jaeger, Thomas Haas, Rudolf Vanheertum 2001-01-30
6160168 Triphenylphosphine mono and dimethoxy tri-sodium sulphonates Hans-Joachim Traenckner, Jorg-Dietrich Jentsch, Thomas Prinz, Birgit Driessen-Holscher 2000-12-12
6153780 Process for the preparation of octa-2,7-dienyl-1-amine from butadiene and ammonia in the presence of palladium complex catalyst Hans-Joachim Traenckner, Jorg-Dietrich Jentsch, Thomas Prinz, Birgit Driessen-Holscher 2000-11-28
6147238 Process for the preparation of octa-2,7-dienyl-1-amine from butadiene and ammonia in the presence of palladium complex catalyst Hans-Joachim Traenckner, Jorg-Dietrich Jentsch, Thomas Prinz, Birgit Driessen-Holscher 2000-11-14
6084113 Complexes containing tris-(hydroxyalkyl)-phosphines as ligands for telomerizations, as catalysts and new complexes containing tris-(hydroxyalkyl)-phosphines Birgit Driessen-Holscher, Thomas Prinz, Hans-Joachim Traenckner, Jorg-Dietrich Jentsch 2000-07-04
6051738 Process for the preparation of octa-2,7-dienyl-1-amine from butadiene and ammonia in the presence of palladium complex catalyst Hans-Joachim Traenckner, Jorg-Dietrich Jentsch, Thomas Prinz, Birgit Driessen-Holscher 2000-04-18
5834611 Complexes containing tris-(hydroxyalkyl)-phosphines as ligands for telomerizations, as catalysts and new complexes containing tris-(hydroxyalkyl)-phosphines Birgit Driessen-Holscher, Thomas Prinz, Hans-Joachim Traenckner, Jorg-Dietrich Jentsch 1998-11-10
5808121 Catalyst compositions and process of making polyketones therewith Stefan Mecking 1998-09-15
5756846 Process for the preparation of primary octadienylamines Birgit Driessen-Holscher, Thomas Prinz, Hans-Joachim Traenckner, Jorg-Dietrich Jentsch 1998-05-26
5525566 Palladium phosphine ligand catalyst Stefan Mecking 1996-06-11
5510518 Process for the hydrosulfination of olefins Jurgen Herwig 1996-04-23
5286695 Oligomerization catalyst for .alpha.-olefins and process for oligomerizing .alpha.-olefins Keiji Hirose 1994-02-15
5214126 Polymerization of CO/olefin with nickel compound mercapto carboxylic acid reaction product catalyst Birgit Driessen, Michael J. Green 1993-05-25