Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880456 | Cyclohexenone derivatives, their preparation and their use for controlling undesirable plant growth | Dieter Kolassa, Michael Keil, Ulrich Schirmer, Rainer Becker, Bruno Wuerzer +1 more | 1989-11-14 |
| 4876275 | 3,4-dihydro-2H-pyrans useful as pesticides | Walter Himmele, Franz Merger, Ernst Hofmann, Christoph Kuenast, Peter Hofmeister | 1989-10-24 |
| 4870100 | Pyrethroids and their use for controlling pests | Bernd Wolf, Rainer Becker, Norbert Goetz, Walter Himmele, Rudolf Kropp | 1989-09-26 |
| 4829072 | Quinoline derivatives microbicides containing these compounds, and their use for controlling bacteria and fungi | Gerhard Hamprecht, Wolfgang Spiegler, Winfried Richarz, Eberhard Ammermann, Ernst-Heinrich Pommer | 1989-05-09 |