DM

Dietrich Maschmeyer

EG Evonik Degussa Gmbh: 15 patents #50 of 1,853Top 3%
OG Oxeno Olefinchemie Gmbh: 12 patents #8 of 89Top 9%
EG Evonik Oxeno Gmbh: 8 patents #5 of 73Top 7%
HA Huels Aktiengesellschaft: 4 patents #80 of 532Top 20%
SG Sasol Germany Gmbh: 2 patents #19 of 75Top 30%
EG Evonik Operations Gmbh: 2 patents #304 of 1,233Top 25%
SG Stockhausen Gmbh: 1 patents #20 of 57Top 40%
EA Evonik Industries Ag: 1 patents #24 of 142Top 20%
HA Huls Aktiengesellschaft: 1 patents #61 of 193Top 35%
LG Linde Gmbh: 1 patents #466 of 1,045Top 45%
PK Phenolchemie Gmbh & Co. Kg: 1 patents #13 of 32Top 45%
📍 Recklinghausen, DE: #3 of 345 inventorsTop 1%
Overall (All Time): #60,815 of 4,157,543Top 2%
47
Patents All Time

Issued Patents All Time

Showing 26–47 of 47 patents

Patent #TitleCo-InventorsDate
7910786 Process for the dissociation of MTBE Markus Winterberg, Walter Luh, Silvia Santiago Fernandez, Franz Nierlich, Stephan Houbrechts +2 more 2011-03-22
7683204 Mixture of alicyclic polycarboxylic acid esters having high cis isomer content Wilfried Buschken, Michael Graβ, Alfred Kaizik, Axel Tuchlenski, Franz Nierlich 2010-03-23
7632961 Method for the production of alicyclic polycarboxylic acid esters from partial esters of aromatic polycarboxylic acids Wilfried Bueschken, Michael Grass, Alfred Kaizik, Franz Nierlich, Axel Tuchlenski 2009-12-15
7569196 Device for carrying out liquid reactions with fine-grained solid catalysts and method for the use thereof Horst-Werner Zanthoff, Thorsten Schwärtzke, Udo Robers, Anita Völkel 2009-08-04
7524997 Process for the hydrogenation of oxo aldehydes having high ester contents Alfred Kaizik, Hans-Gerd Lüken, Michael Grass, Wilfried Buschken 2009-04-28
7462745 Method for the production of 2,7-octadienyl derivatives Franz Nierlich, Cornelia Borgmann, Dirk Roettger, Stephan Houbrechts 2008-12-09
7371909 Method for producing 1-olefins using palladium carbene compounds Matthias Beller, Ralf Jackstell, Holger Klein, Dirk Roettger, Klaus-Diether Wiese +3 more 2008-05-13
7361714 Catalyst and method for hydrogenating aromatic compounds Michael Grass, Alfred Kaizik, Wilfried Bueschken, Axel Tuchlenski, Kurt-Alfred Gaudschun +1 more 2008-04-22
7354883 Catalyst and method for the production of 1-olefins from 2-hydroxylkanes Alfred Kaizik, Klaus-Diether Wiese, Wilfried Bueschken, Kurt-Alfred Gaudschun 2008-04-08
7342144 Method for producing 1-olefins by catalytically splitting 1-alkoxyalkanes Alfred Kaizik, Dirk Roettger, Franz Nierlich, Cornelia Borgmann 2008-03-11
7294741 Process for the production of acrylic acid Gunther Bub, Jurgen Mosler, Andreas Sabbagh, Roland Fornika, Matthias Peuckert 2007-11-13
7161053 Oligomerization of isobutene in N-butenic hydrocarbon streams Andreas Beckmann, Franz Nierlich, Udo Peters, Wilfried Buschken, Lothar Kerker +1 more 2007-01-09
7115790 Method for the production of 1-octene by reductive telomerisation Matthias Beller, Ralf Jackstell, Holger Klein, Dirk Roettger, Silvia Santiago Fernandez 2006-10-03
7002050 Process for preparing tert-butanol from isobutene-containing hydrocarbon mixtures Silvia Santiago Fernandez, Jorg Sauer, Guido Stochniol, Wilfried Buschken, Klaus-Diether Wiese 2006-02-21
6930213 Process for the hydrogenation of acetone Werner Pompetzki, Joachim Schuler 2005-08-16
6881699 Method for producing a dealuminized catalyst support Michael Sakuth, Gregor Lohrengel, Guido Stochniol 2005-04-19
6881700 Dealuminized catalyst carrier, method of production, and method for hydrating C2 or C3 olefins with water Michael Sakuth, Gregor Lohrengel, Guido Stochniol 2005-04-19
5993763 Catalyst and process for decomposing HCN in gases Alfred Kaizik, Franz Nierlich 1999-11-30
5660807 Process for the removal of HCN from gas mixtures Wolfgang Forg, Gerhard Ranke, Michael Heisel, Robert J. Walter 1997-08-26
5578546 Catalyst for preparing bis-para-aminocyclohexylmethane containing a low proportion of trans/trans isomer by hydrogenation of methylenedianiline Gerhard Thelen 1996-11-26
5529963 Process for the regeneration of a deactivated, carbon-covered, fine-grained, heat-resistant catalyst 1996-06-25
5261930 Polycrystalline, sintered abrasive granules based on .alpha.-Al.sub.2 O.sub . Christine Fliedner, Gerhard Rehfeld 1993-11-16