Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5104441 | Herbicidal sulfonamides and their use to influence plant growth | Gerhard Hamprecht, Helmut Hagen, Norbert Meyer, Bruno Wuerzer | 1992-04-14 |
| 4939303 | 3,3-dimethylhex-5-en-2-one derivatives, preparation and use thereof | Jochen Wild, Norbert Goetz, Hans Theobald, Bernd Wolf | 1990-07-03 |
| 4804404 | 2 and/or 3-trifluoromethyl-substituted quinoline 8-carboxylic acid derivatives and their use for controlling undesirable plant growth | Helmut Hagen, Ulrich Eichenauer, Rolf-Dieter Kohler, Peter Plath, Karl Eicken +2 more | 1989-02-14 |