Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677452 | Process for the manufacture of 5-dichloroacetyl-3,3,6-trimethyl-9-oxo-1,5-diazabicyclo4.3.0! nonane | Gernot Reissenweber, Knut Koob | 1997-10-14 |
| 5428174 | Preparation of .alpha.,.beta.-unsaturated ketones | Gernot Reissenweber | 1995-06-27 |
| 5310915 | Process for the purification of 7-chloroquinoline-8-carboxylic acids | Gernot Reissenweber, Knut Koob | 1994-05-10 |
| 5245041 | Preparation of heterocyclic-cyclohexanedione derivatives | Gernot Reissenweber | 1993-09-14 |
| 5118856 | Preparation of cyclohexane-dione derivatives | Gernot Reissenweber | 1992-06-02 |
| 4829072 | Quinoline derivatives microbicides containing these compounds, and their use for controlling bacteria and fungi | Gerhard Hamprecht, Hans Theobald, Wolfgang Spiegler, Eberhard Ammermann, Ernst-Heinrich Pommer | 1989-05-09 |
| 4822400 | 1,3-dioxan-5-ylalkyltriazoles, their use for regulating plant growth, and agents for this purpose | Costin Rentzea, Hubert Sauter, Wolfgang Tuerk, Bernd Wenderoth, Johann Jung +1 more | 1989-04-18 |
| 4820704 | Pyridazinone derivatives and their use as fungicides | Gernot Reissenweber, Ernst-Heinrich Pommer, Eberhard Ammermann | 1989-04-11 |
| 4761172 | Herbicidal cyclohexanol derivatives, compositions, and method of use therefor | Dieter Jahn, Rainer Becker, Michael Keil, Ulrich Schirmer, Bruno Wuerzer +1 more | 1988-08-02 |
| 4663324 | Pyridazinone derivatives, their preparation and their use as fungicides | Hermann Graf, Costin Rentzea, Helmut Froehlich, Eberhard Ammermann, Ernst-Heinrich Pommer | 1987-05-05 |
| 4654073 | Cyclohexane-1,3-dione derivatives and their use for controlling undesirable plant growth | Dieter Jahn, Rainer Becker, Michael Keil, Hardo Siegel, Wolfgang Spiegler +1 more | 1987-03-31 |
| 4491672 | Preparation of aromatic azomethines | Dietrich Mangold, Bjoern Girgensohn | 1985-01-01 |
| 4297493 | Manufacture of 4-amino-5-chloro-1-phenylpyridaz-6-one using aqueous phenol-4-sulfonic acid | Helmut Froehlich, Harald Schroeder | 1981-10-27 |