Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5420307 | 2-amino-4-oxo-4H-benzopyrans, their preparataion and their use as antidotes | Helmut Hagen, Gerhard Nilz, Helmut Walter, Andreas Landes | 1995-05-30 |
| 5386036 | Dicarboximides, their preparation and their use as herbicides | Peter Muenster, Gerd Steiner, Helmut Walter, Karl-Otto Westphalen, Matthias Gerber | 1995-01-31 |
| 5378680 | Dicarboximides and their use as herbicides | Volker Maywald, Klaus Ditrich, Thomas Kuekenhoehner, Gerhard Hamprecht, Karl-Otto Westphalen +2 more | 1995-01-03 |
| 5276009 | Dicarboximides and their use as herbicides | Peter Muenster, Gerd Steiner, Helmut Walter, Karl-Otto Westphalen, Matthias Gerber | 1994-01-04 |
| 5258357 | Carboxamides, their preparation and their use as herbicides | Peter Muenster, Gerd Steiner, Bruno Wuerzer, Karl-Otto Westphalen | 1993-11-02 |
| 5205854 | Isoxazole(isothiazole)-5-carboxamides | Thomas Kuekenhoehner, Gerhard Hamprecht, Bruno Wuerzer, Karl-Otto Westphalen, Norbert Meyer +1 more | 1993-04-27 |
| 5201934 | Carboxamides and their use as herbicides | Peter Muenster, Gerd Steiner, Bruno Wuerzer, Karl-Otto Westphalen | 1993-04-13 |
| 5201932 | Carboxamides | Volker Maywald, Gerhard Hamprecht, Thomas Kuekenhoehner, Peter Plath, Bruno Wuerzer +1 more | 1993-04-13 |
| 5176739 | Dicarboximides and their use as herbicides | Volker Maywald, Klaus Ditrich, Thomas Kuekenhoehner, Gerhard Hamprecht, Karl-Otto Westphalen +2 more | 1993-01-05 |
| 5149882 | Purification of 2-chloro-5-nitrobenzaldehyde or acetals thereof | Bernd Schaefer, Gernot Reissenweber | 1992-09-22 |
| 5080708 | Isoxazole(isothiazole)-5-carboxamides | Thomas Kuekenhoehner, Gerhard Hamprecht, Bruno Wuerzer, Karl-Otto Westphalen, Norbert Meyer +1 more | 1992-01-14 |
| 4941911 | 2-phenylpyridazin-3-one compounds, their preparation and their use as herbicides | Gerhard Hamprecht, Bruno Wuerzer, Karl-Otto Westphalen, Norbert Meyer | 1990-07-17 |