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 151–175 of 219 patents

Patent #TitleCo-InventorsDate
5700805 Substituted 1-amino-3-phenyluracils Peter Schafer, Ralf Klintz, Gerhard Hamprecht, Elisabeth Heistracher, Karl-Otto Westphalen +1 more 1997-12-23
5698494 Substituted N-phenylglutarimides and N-phenylglutaramides, their preparation and use Ralf Klintz, Gerhard Hamprecht, Elisabeth Heistracher, Peter Schaefer, Uwe Kardorff +2 more 1997-12-16
5679622 Pyridine-2,3-dicarboximides and their use for controlling undesirable plant growth Gerhard Hamprecht, Eberhard Fuchs, Matthias Gerber, Karl-Otto Westphalen 1997-10-21
5677263 S-tetrahydropyranone cyclohexenone oxime ethers and their use as herbicides Joachim Rheinheimer, Ulf Misslitz, Uwe Kardorff, Karl-Otto Westphalen 1997-10-14
5674812 5(sulfo-/carbamoylmethyl)cyclohexenone oxime ethers Ulf Misslitz, Karl-Otto Westphalen, Matthias Gerber 1997-10-07
5670454 Herbicides of the auxin type for treating transgenic crop plants Klaus Grossmann 1997-09-23
5661106 3-(Het)aryloxy(thio)carboxylic acid derivatives, their preparation and intermediates for their preparation Ernst Baumann, Joachim Rheinheimer, Uwe Josef Vogelbacher, Matthias Bratz, Norbert Meyer +3 more 1997-08-26
5637554 5-substituted 4-methyl-5H-indeno[3,2-b]pyridines and 9-substituted 1-methyl-9H-indeno[2,3-c]pyridines, their preparation and use as herbicides and plant growth regulators Costin Rentzea, Norbert Meyer, Juergen Kast, Peter Plath, Hartmann Koenig +5 more 1997-06-10
5635450 Herbicidal N-[(1, 3, 5-Triazin-2-yl)-aminocarbonyl]-benzenesulfonamides Horst Mayer, Gerhard Hamprecht, Karl-Otto Westphalen, Matthias Gerber, Klaus Grossmann +1 more 1997-06-03
5627136 Pyridine-N-oxide-substituted salicylaldehyde or salicyclic acid derivatives, their preparation and their use as herbicides Joachim Rheinheimer, Uwe Josef Vogelbacher, Ernst Baumann, Matthias Gerber, Karl-Otto Westphalen 1997-05-06
5618775 Mixtures of optically active cyclohexenone oxime ethers, their preparation, intermediates for this purpose and their use as herbicides Ulf Misslitz, Norbert Meyer, Juergen Kast, Wolfgang Ladner, Karl-Otto Westphalen +2 more 1997-04-08
5612286 Herbicidal N-[pyrimidin-2-ly) aminocarbonyl]-benzenesulfonamides Horst Mayer, Gerhard Hamprecht, Karl-Otto Westphalen, Matthias Gerber, Uwe Kardorff 1997-03-18
5605875 Herbicidal compositions comprising 3-(2-chlorophenylmethyl)-1-(1-methyl-1-phenylethyl)- and/or 1-(methyl-1-phenylethyl)-3(-4-tolyl)urea and at least one cyclohexenone oxime ether Matthias Bratz, Ulf Misslitz, J urgen Kast, Wilhelm Rademacher 1997-02-25
5604183 Cyclohexenone oxime ethers Ulf Misslitz, Norbert Meyer, Juergen Kast, Matthias Bratz, Albrecht Harreus +2 more 1997-02-18
5602074 Substituted isoindolones useful as plant growth regulators Ralf Klintz, Elisabeth Heistracher, Peter Schaefer, Gerhard Hamprecht, Uwe Kardorff +2 more 1997-02-11
5597776 Substituted pyrido[2, 3-dipyrimidines as antidotes for herbicidal cyclohexenones Matthias Bratz, Reiner Kober, Rainer Seele, Thomas Saupe, Norbert Meyer +2 more 1997-01-28
5593943 Heteroaromatically condensed hydroxypyridonecarboxamides, their preparation and use as herbicides Christoph Nuebling, Wolfgang von Deyn, Hans Theobald, Karl-Otto Westphalen, Uwe Kardorff +2 more 1997-01-14
5591694 Herbicidal sulfonylureas Gerhard Hamprecht, Horst Mayer, Karl-Otto Westphalen, Matthias Gerber, Uwe Kardorff 1997-01-07
5576270 Isoxazolecarboxamides, their preparation and their use Volker Maywald, Thomas Kuekenhoehner, Peter Muenster, Wolfgang von Deyn, Matthias Gerber +2 more 1996-11-19
5571774 Pyridine-2,3-dicarboximides, their preparation and their use for controlling undesired plant growth Gerhard Hamprecht, Peter M unster, Matthias Gerber, Karl-Otto Westphalen 1996-11-05
5569640 Substituted 1,3-benzadioxane-4-ones and 1,3-benzathioxane-4-ones, their preparation and their conversion to crop protection agents Joachim Rheinheimer, Uwe Josef Vogelbacher, Ernst Baumann, Hartmann Konig, Matthias Gerber +1 more 1996-10-29
5563114 Cyclohexenone oxime ethers, their preparation, intermediates for their preparation and their use as herbicides Norbert Meyer, Juergen Kast, Ulf Misslitz, Albrecht Harreus, Norbert Goetz +3 more 1996-10-08
5561100 Pyrido-fused 4-oxo-4H-benzopyrans, their preparation and their use as antidotes Helmut Hagen, Gerhard Nilz, Andreas Landes 1996-10-01
5559218 2-aroylcyclohexanediones and their use as herbicides or plant growth-regulating agents J urgen Kast, Wolfgang von Deyn, Christoph N ubling, Matthias Gerber, Karl-Otto Westphalen 1996-09-24
5543416 Cyanoisoxazoles Peter M unster, Klaus Ditrich, Gerhard Hamprecht, Matthias Gerber, Karl-Otto Westphalen +1 more 1996-08-06