Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5211737 | 4-arryl-2-haloimidazole-5-carboxylic esters, the preparation and use thereof | Gerhard Hamprecht, Hermann Koehler, Thomas Kuekenhoehner, Bruno Wuerzer, Karl-Otto Westphalen | 1993-05-18 |
| 5207820 | Crop protection agents based on 1-aryl- or 1-hetarylimidazose carboxylic esters | Gerhard Hamprecht, Hermann Koehler, Bruno Wuerzer | 1993-05-04 |
| 5123952 | 5-amino-6-pyridazone derivatives, their preparation and herbicidal mixtures containing these derivatives | Bruno Wuerzer, Norbert Meyer, Karl-Otto Westphalen | 1992-06-23 |
| 5076829 | Substituted 2,3-epoxy-5-cyclohexenone derivatives, and fungicides and herbicides containing same | John-Bryan Speakman, Rudolf Karl, Ernst-Heinrich Pommer, Eberhard Ammermann, Bruno Wuerzer | 1991-12-31 |
| 5043454 | Crop protection agents based on 1-aryl- or 1-hetarylimidazolecarboxylic esters | Gerhard Hamprecht, Hermann Koehler, Bruno Wuerzer | 1991-08-27 |
| 4844729 | Substituted N-phenylpyridazone derivatives | Rainer Becker, Ulrich Schirmer, Adolf Parg, Bruno Wuerzer, Norbert Meyer | 1989-07-04 |