Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5607977 | Benzoylureas | Heinz-Manfred Becher, Rudolf Mengel, Walter Ost | 1997-03-04 |
| 5343653 | Device for transcuticular application of active substance to plants | Hanshelmut Itzel, Bernd Zierenberg, Wilfried Heupt | 1994-09-06 |
| 5201925 | Device for transcuticular application of active substances to plants | Hanshelmut Itzel, Bernd Zierenberg, Wilfried Heupt | 1993-04-13 |
| 4933328 | Phosphonium salts and fungicidal use | Jurgen Curtze, Guido Albert, Arthur Albert Ramsey | 1990-06-12 |
| 4910200 | Acrylic acid morpholides, fungicidal compositions and use | Jurgen Curtze, Helmut Pieper, Josef Nickl, Heinz-Manfred Becher, Guido Albert +2 more | 1990-03-20 |
| 4753934 | Acrylic acid heterocyclic amides, fungicidal compositions and use | Josef Nickl, Helmut Pieper, Jurgen Curtze, Sigmund Lust | 1988-06-28 |
| 4723989 | Herbicidal imidazolinones | Wolfgang Buck, Manfred Garrecht, Gerhart Schneider | 1988-02-09 |
| 4478852 | Urea derivatives having a pesticidal activity | Heinz-Manfred Becher, Sigmund Lust | 1984-10-23 |