Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6378578 | Cutter head | — | 2002-04-30 |
| 4353913 | Benzimidazolylcarbamic acid ester compounds, their production, and their medicinal use | Hartmund Wollweber, Heinrich Kolling, Peter Andrews | 1982-10-12 |
| 4287199 | Benzimidazolylcarbamic acid esters substituted on the benzenoid nucleus by an oxy or thio substituent | Hartmund Wollweber, Heinrich Kolling, Peter Andrews | 1981-09-01 |
| 4247546 | Phosphonylureidobenzene derivatives and their medicinal use | Hartmund Wollweber, Peter Andrews | 1981-01-27 |
| 4246260 | Substituted omicron-phenylenediamine derivatives, process for their preparation and their use as medicaments | Heinrich Kolling, Ekkehard Niemers, Hartmund Wollweber | 1981-01-20 |
| 4196291 | 2-Acyl-4-oxo-pyrazino-isoquinoline derivatives and process for the preparation thereof | Jurgen Seubert, Peter Andrews | 1980-04-01 |
| 4194004 | Substituted benzenesulphonic acid esters, processes for their preparation and their use as medicaments | Ekkehard Niemers, Hartmund Wollweber, Heinrich Kolling | 1980-03-18 |