HB

Helmut Bahrmann

Hoechst Gmbh: 43 patents #25 of 4,020Top 1%
RU Ruhrchemie: 17 patents #3 of 98Top 4%
CG Celanese Gmbh: 8 patents #13 of 478Top 3%
CG Celanese Chemicals Europe Gmbh: 6 patents #4 of 84Top 5%
BH Bayer Healthcare: 1 patents #4,623 of 8,007Top 60%
CL Clariant: 1 patents #240 of 540Top 45%
📍 Hünxe, DE: #1 of 42 inventorsTop 3%
Overall (All Time): #24,566 of 4,157,543Top 1%
77
Patents All Time

Issued Patents All Time

Showing 26–50 of 77 patents

Patent #TitleCo-InventorsDate
5801287 Substituted diphenyldiphosphines and a process for their preparation Dieter Regnat, Hans-Jerg Kleiner 1998-09-01
5773667 Process for preparing aldehyes Thomas Muller, Rainer Lukas 1998-06-30
5756854 Process for the hydroformylation of olefinically unsaturated compounds Peter Lappe, Bernhard Fell, Zhigao Xia, Subba Kanagasabapathy 1998-05-26
5741941 Process for preparing aldehydes 1998-04-21
5683585 Process for the removal of organic solvents from waste water Hanswilhelm Bach, Jurgen Weber 1997-11-04
5684208 Process for preparing pentenals Peter Lappe, Ernst Wiebus, Bernhard Fell, Peter Hermanns 1997-11-04
5661204 Mixtures of isomeric decyl alcohols, phthalates obtainable therefrom, and their use as plasticizers Wolfgang Greb, Peter Heymanns, Peter Lappe, Thomas Muller, Jurgen Szameitat +1 more 1997-08-26
5583250 Mixtures of isomeric decyl alcohols, phthalates obtainable therefrom, and their use as plasticizers Wolfgang Greb, Peter Heymanns, Peter Lappe, Thomas M uller, J urgen Szameitat +1 more 1996-12-10
5565398 Sulfonated 2,2'-bis (Diphenylphosphinomethyl)-1,1'-binaphthalenes, process for their preparation and their use in a process for the hydroformylation of olefinically unsaturated compounds Wolfgang Anton Herrmann, Rainer Manetsberger, Christian Kohlpaintner 1996-10-15
RE35292 Process for separating organometallic compounds and/or metal carbonyls from their solutions in organic media Michael Haubs, Willi Kreuder, Thomas Muller 1996-07-09
5516948 Process for making a mixture of isomeric decyl alcohols Wolfgang Greb, Peter Heymanns, Peter Lappe, Thomas Muller, Jurgen Szameitat +1 more 1996-05-14
5481045 Sulfonated 2,2'-bis (diphenylphosphinomethyl)-1,1'-binaphthalenes, process for their preparation and their use in a process for the hydroformylation of olefinically unsaturated compounds Wolfgang Anton Herrmann, Rainer Manetsberger, Christian Kohlpaintner, Peter Lappe 1996-01-02
5466644 Reactivation of water-soluble hydroformylation catalysts Werner Konkol, Wolfgang Anton Herrmann, Christian Kohlpaintner 1995-11-14
5463147 Decyl alcohol mixtures, phthalic esters obtainable therefrom and their use as plasticizers Wolfgang Greb, Peter Heymanns, Peter Lappe, Thomas Muller, Jurgen Szameitat +1 more 1995-10-31
5462986 Decyl alcohol mixtures, phthalic esters obtainable therefrom and their use as placticizers Wolfgana Greb, Peter Heymanns, Peter Lappe, Thomas Muller, Jurgen Szameitat +1 more 1995-10-31
5451698 Process for the preparation of sulfonated arylphosphines Peter Lappe, Wolfgang Anton Herrmann, Rainer Manetsberger, Guido Albanese, Klaus Bergrath 1995-09-19
5410072 Mixtures of isomeric pentanoic acids, esters prepared therefrom, and their use as lubricants Wolfgang Greb, Georg Dambkes, Peter Heymanns, Heinz Kalbfell, Peter Lappe +6 more 1995-04-25
5382716 Decyl alcohol mixtures, phthalic obtainable therefrom, and their use as plasticizers Wolfgang Greb, Peter Heymanns, Peter Lappe, Jurgen Szameitat, Thomas Muller +1 more 1995-01-17
5369162 Decyl alcohol mixtures, phthalic esters obtainable therefrom and their use as plasticizers Wolfgang Greb, Peter Lappe, Peter Heymanns, Jurgen Szameitat, Thomas Muller +1 more 1994-11-29
5367107 Process for the preparation of aldehydes Peter Lappe 1994-11-22
5347045 Sulfonated 2,2'-bis (diphenylphosphinomethyl)-1,1'-binaphthalenes, process for their preparation and their use in a process for the hydroformylation of olefinically unsaturated compounds Wolfgang Anton Herrmann, Rainer Manetsberger, Christian Kohlpaintner, Peter Lappe 1994-09-13
5312951 3,4-dimethyl-2,5,6-tris(p-sulfonatophenyl)-1-phosphanorbornadiene, process for the preparation thereof and process for the hydroformylation of olefinnically unsaturated compounds Wolfgang Anton Herrmann, Rainer Manetsberger, Christian Kohlpaintner 1994-05-17
5274183 Water-soluble sulfonated diphosphines Wolfgang Herrman, Christian Kohlpaintner 1993-12-28
5268514 Decyl alcohol mixtures, phthalic esters obtainable therefrom and their use as plasticizers Wolfgang Greb, Peter Lappe, Peter Heymanns, Jurgen Szameitat, Thomas Muller +1 more 1993-12-07
5223648 Process for producing aldehydes Wolfgang Anton Herrmann, Christian Kohlpaintner 1993-06-29