Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7811458 | Method for treating aqueous sludge, material so produced and the use thereof | Thorsten Buddenberg, Holger Herrmann, Hartmut Pawel, Otto Schroers, Wolfgang Hoeppner | 2010-10-12 |
| 7553423 | Method for treating aqueous sludge, material so produced and the use thereof | Thorsten Buddenberg, Holger Herrmann, Hartmut Pawel, Otto Schroers, Wolfgang Hoeppner | 2009-06-30 |
| 4402949 | Stable solutions of hydrogenated ergotalkaloids | Karl Otto, Ludwig Patt | 1983-09-06 |