Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4952563 | Waterfree application form of low molecular weight alkali huminates | Bernhard Seubert, Helmut Beilharz, Werner Fickert, Gunter Jeromin | 1990-08-28 |
| 4946829 | Process and huminate fraction | Bernhard Seubert, Werner Fickert | 1990-08-07 |
| 4942181 | Method of protecting fish | Urs N. Riede | 1990-07-17 |
| 4921840 | Method for the preparation of low molecular weight alkali metal huminates | Bernhard Seubert, Helmut Beilharz, Werner Fickert, Gunter Jeromin | 1990-05-01 |
| 4918059 | Low molecular weight alkali metal huminates, method for their preparation and applications thereof | Bernhard Seubert, Helmut Beilharz, Werner Fickert, Gunter Jeromin | 1990-04-17 |