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 126–150 of 219 patents

Patent #TitleCo-InventorsDate
5885934 Substituted triazolinones as crop protection agents Elisabeth Heistracher, Christoph-Sweder von dem Bussche-Hunnefeld, Gerhard Hamprecht, Ralf Klintz, Peter Schafer +2 more 1999-03-23
5863864 Preparation of saccharincarboxylic acids and -carboxylic acid esters Peter Plath, Harald Rang, Karl-Otto Westphalen, Matthias Gerber 1999-01-26
5846907 Herbicidally active pyrazol-4-ylbenzoyl compounds Wolfgang von Deyn, Regina Luise Hill, Uwe Kardorff, Stefan Engel, Martina Otten +7 more 1998-12-08
5846906 Herbicidally active phenyldiketone compounds Wolfgang von Deyn, Regina Luise Hill, Uwe Kardorff, Stefan Engel, Martina Otten +7 more 1998-12-08
5840904 Fluoro-pyridine-2,3-dicarboxylic anhydrides which are intermediates for herbicidal pyridine-2,3-dicarboximides Gerhard Hamprecht, Eberhard Fuchs, Matthias Gerber, Karl-Otto Westphalen 1998-11-24
5834402 Isoxazolylbenzoyl derivatives Wolfgang von Deyn, Regina Luise Hill, Uwe Kardorff, Stefan Engel, Martina Otten +7 more 1998-11-10
5817603 Substituted cyclohexene-1,2-dicarboxylic acid derivatives and intermediates for their preparation Ralf Klintz, Elisabeth Heistracher, Peter Schaefer, Gerhard Hamprecht, Peter Plath +3 more 1998-10-06
5807807 Substituted phthalimidocinnamic acid derivatives and intermediates for their preparation Elisabeth Heistracher, Peter Plath, Christoph-Sweder von dem Bussche-Hunnefeld, Gerhard Hamprecht, Ralf Klintz +4 more 1998-09-15
5798451 Quinoline-3-carboxamides, their manufacture and use Wolfgang von Deyn, Hans Theobald, Christoph Nuebling, Uwe Kardorff, Karl-Otto Westphalen +2 more 1998-08-25
5783522 Substituted 2-phenylpyridines Peter Schaefer, Gerhard Hamprecht, Elisabeth Heistracher, Hartmann Koenig, Ralf Klintz +4 more 1998-07-21
5783521 Substituted pyridylsalicylaldehyde or -salicylic acid derivatives, their preparation and their use as herbicides Joachim Rheinheimer, Uwe Josef Vogelbacher, Ernst Baumann, Matthias Gerber, Karl-Otto Westphalen 1998-07-21
5777118 Process of making 2-salicyl(thio0r oxo) pyrimidine Joachim Rheinheimer, Uwe Josef Vogelbacher, Ernst Baumann, Hartmann Konig, Matthias Gerber +1 more 1998-07-07
5753594 3-halo-3-hetarylcarboxylic acid derivatives, and processes and intermediates for their preparation Ernst Baumann, Albrecht Harreus, Matthias Bratz, Joachim Rheinheimer, Uwe Josef Vogelbacher +4 more 1998-05-19
5750469 Subtituted lactic acid derivatives having an N-organic radical in the .beta . Ernst Baumann, Joachim Rheinheimer, Uwe Josef Vogelbacher, Matthias Gerber, Wilhelm Rademacher +1 more 1998-05-12
5747422 Substituted 2-phenylpiridines Peter Schafer, Gerhard Hamprecht, Elisabeth Heistracher, Ralf Klintz, Hartmann Konig +2 more 1998-05-05
5744426 Substituted 3-phenylpyrazoles Christoph-Sweder von dem Bussche-Hunnefeld, Ralf Klintz, Gerhard Hamprecht, Elisabeth Heistracher, Peter Schafer +3 more 1998-04-28
5744425 Saccharin derivatives Peter Plath, Uwe Kardorff, Wolfgang von Deyn, Stefan Engel, Jurgen Kast +4 more 1998-04-28
5739085 O-(oximino)ethylcyclohexenone oxime ethers and their use as herbicides Ulf Misslitz, Albrecht Harreus, Hartmann Konig, Karl-Otto Westphalen, Matthias Gerber 1998-04-14
5733850 Substituted 2-phenylpyridines Peter Schafer, Gerhard Hamprecht, Elisabeth Heistracher, Ralf Klintz, Hartmann Konig +4 more 1998-03-31
5723415 5-hydroxypyrazol-4-ylcarbonyl-substituted saccharin derivatives Peter Plath, Wolfgang von Deyn, Stefan Engel, Uwe Kardorff, Hartmann Konig +3 more 1998-03-03
5723413 Substituted naphthyridines and their herbicidal use Matthias Bratz, Norbert Meyer, Hartmann Konig, Matthias Gerber, Karl-Otto Westphalen 1998-03-03
5716906 Saccharin derivatives Peter Plath, Wolfgang von Deyn, Stefan Engel, Uwe Kardorff, Hartmann Konig +3 more 1998-02-10
5716905 Saccharin derivatives Peter Plath, Wolfgang von Deyn, Stefan Engel, Uwe Kardorff, Christoph Nubling +4 more 1998-02-10
5707937 Substituted phthalimidocinnamic acid derivatives and intermediates for their preparation Elisabeth Heistracher, Peter Plath, Christoph-Sweder von dem Bussche-Hunnefeld, Gerhard Hamprecht, Ralf Klintz +4 more 1998-01-13
5703017 3-(Het) arylcarboxylic acid derivatives, their preparation and intermediates for their preparation Ernst Baumann, Joachim Rheinheimer, Uwe Josef Vogelbacher, Matthias Bratz, Hans Theobald +3 more 1997-12-30