Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6214383 | Precipitated silicas which contain an active substance | Heinz Esch, Robert Kuhlmann, Matthias Neumuller, Karin Otto, Ralf Rausch | 2001-04-10 |
| 4198410 | Liquid fungitoxic and acaricidal compositions containing triforine | Walter Ost | 1980-04-15 |