Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870100 | Pyrethroids and their use for controlling pests | Bernd Wolf, Hans Theobald, Rainer Becker, Walter Himmele, Rudolf Kropp | 1989-09-26 |
| 4851032 | Cyclohexane-1,3-dione derivatives, their preparation and their use for controlling undesired plant growth | Dieter Jahn, Rainer Becker, Bruno Wuerzer | 1989-07-25 |
| 4837201 | 4-Methyl-4-phenyl-1-pentanals, their preparation and their use as scents | Walter Gramlich, Hardo Siegel, Gerhard Schindler | 1989-06-06 |
| 4824973 | Preparation of 4-formyltetrahydropyrans | Wolfgang Spiegler, Wolfgang Hoelderich, Leopold Hupfer, Jochen Wild | 1989-04-25 |
| 4812593 | Preparation of bifunctional compounds | Wolfgang Hoelderich, Leopold Hupfer | 1989-03-14 |