HW

Helmut Walter

Basf Se: 217 patents #7 of 13,826Top 1%
US USDA: 1 patents #1,162 of 2,828Top 45%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Obrigheim, MS: #1 of 1 inventorsTop 100%
Overall (All Time): #2,737 of 4,157,543Top 1%
219
Patents All Time

Issued Patents All Time

Showing 101–125 of 219 patents

Patent #TitleCo-InventorsDate
6057269 Benzylhydroxylamines and intermediates used to prepare them Ralf Klintz, Gerhard Hamprecht, Elisabeth Heistracher, Peter Schafer, Cyrill Zagar +4 more 2000-05-02
6054410 Herbicidal mixtures having a synergistic effect Max Landes, Bernd Sievernich, Elmar Kibler, Wessel Nuyken, Karl-Otto Westphalen +5 more 2000-04-25
6054413 1-sulfonyl-3-phenylpyrazoles and their use as herbicides and for desiccating or defoliating plants Cyrill Zagar, Gerhard Hamprecht, Markus Menges, Olaf Menke, Peter Schafer +2 more 2000-04-25
6054414 Benzoyl derivatives Martina Otten, Wolfgang von Deyn, Stefan Engel, Regina Luise Hill, Uwe Kardorff +4 more 2000-04-25
6054412 Substituted 4,5-di(trifluoromethyl)pyrazoles and their use as herbicides and for desiccating/defoliating plants Cyrill Zagar, Gerhard Hamprecht, Elisabeth Heistracher, Olaf Menke, Peter Schafer +2 more 2000-04-25
6046137 Herbicidal heterocyclically substituted benzoylisothiazoles Stefan Engel, Wolfgang von Deyn, Regina Luise Hill, Uwe Kardorff, Martina Otten +4 more 2000-04-04
6043196 Herbicidal sulfonylureas, their preparation and use Horst Mayer, Gerhard Hamprecht, Karl-Otto Westphalen, Matthias Gerber 2000-03-28
6040274 2-Aroylcyclohexanediones, their preparation and their use as herbicides or plant growth-regulating agents Jurgen Kast, Marcus Vossen, Wolfgang von Deyn, Stefan Engel, Regina Luise Hill +5 more 2000-03-21
6028035 Substituted 4-benzoylpyrazoles Regina Luise Hill, Uwe Kardorff, Michael Rack, Norbert Gotz, Ernst Baumann +8 more 2000-02-22
6028033 N-aminopyridone derivatives and their use as herbicides Regina Luise Hill, Wolfgang von Deyn, Uwe Kardorff, Stefan Engel, Martina Otten +4 more 2000-02-22
6013607 2-hetaroylcyclohexane-1,3-diones Martina Otten, Wolfgang von Deyn, Stefan Engel, Regina Luise Hill, Uwe Kardorff +4 more 2000-01-11
6013606 Substituted cinnamic oxime and hydroxamide derivatives Ralf Klintz, Gerhard Hamprecht, Elisabeth Heistracher, Peter Schafer, Christoph-Sweder von dem Bussche-Hunnefeld +5 more 2000-01-11
6010980 Substituted 2-phenylpyridines as herbicides Peter Schafer, Gerhard Hamprecht, Elisabeth Heistracher, Olaf Menke, Cyrill Zagar +5 more 2000-01-04
6004903 2-Anylocyclohexanediones having improved herbicidal properties Wolfgang von Deyn, Regina Luise Hill, Uwe Kardorff, Stefan Engel, Martina Otten +7 more 1999-12-21
5972841 Quinoline-3-carboxamides, their manufacture and use Wolfgang von Deyn, Hans Theobald, Christoph Nuebling, Uwe Kardorff, Karl-Otto Westphalen +2 more 1999-10-26
5968874 Substituted 2-phenylpyridines useful as herbicides Peter Schafer, Gerhard Hamprecht, Elisabeth Heistracher, Olaf Menke, Cyrill Zagar +5 more 1999-10-19
5962694 Substituted 1-methyl-3-phenylpyrazoles and the use thereof as herbicides and for the desiccation or defoliation of plants Cyrill Zagar, Albrecht Harreus, Christoph-Sweder von dem Bussche-Hunnefeld, Gerhard Hamprecht, Elisabeth Heistracher +4 more 1999-10-05
5958837 Substituted 2-phenylpyridines Peter Schaefer, Gerhard Hamprecht, Elisabeth Heistracher, Ralf Klintz, Hartmann Konig +2 more 1999-09-28
5959116 Pyridine-2, 3-dicarboximides their preparation and their use for controlling undesired plant growth Gerhard Hamprecht, Peter Munster, Matthias Gerber, Karl-Otto Westphalen 1999-09-28
5945381 Herbicidal heterocyclically annulated benzoylisothiazoles Stefan Engel, Wolfgang von Deyn, Regina Luise Hill, Uwe Kardorff, Martina Otten +4 more 1999-08-31
5939359 Herbicidal pyrazine derivatives Stefan Engel, Christoph Nubling, Uwe Kardorff, Jurgen Kast, Wolfgang von Deyn +3 more 1999-08-17
5939558 N-phenyltetrahydroindazoles, their preparation, and their use as crop protection agents Elisabeth Heistracher, Lothar Rub, Christoph-Sweder von dem Bussche-Hunnefeld, Gerhard Hamprecht, Ralf Klintz +3 more 1999-08-17
5928999 Substituted 3-phenylpyrazoles Christoph-Sweder von dem Bussche-Hunnefeld, Ralf Klintz, Gerhard Hamprecht, Elisabeth Heistracher, Peter Schafer +5 more 1999-07-27
5925767 Pyrazole-4-yl-hetaroyl derivatives as herbicides Martina Otten, Wolfgang Deyn, Stefan Engel, Regina Luise Hill, Uwe Kardorff +5 more 1999-07-20
5888940 Substituted benzothiazols with herbicidal action Elisabeth Heistracher, Gerhard Hamprecht, Olaf Menke, Peter Schafer, Cyrill Zagar +2 more 1999-03-30