Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698541 | 2,4-diphosphonoglutaric acid derivatives, processes for their production and pharmaceutical agents containing these compounds | Gerd Zimmermann, Angelika Esswein, Frieder Bauss | 1997-12-16 |
| 5683994 | Phosphosuccinic acid derivatives, processes for the production thereof and pharmaceutical agents containing these compounds | Angelika Esswein, Gerd Zimmermann, Frieder Bauss | 1997-11-04 |
| 5627170 | Phosphonic acid compound containing heterocyclic substituents, pharmaceutical composition contains same and a method of treating calcium metabolism disturbance | Elmar Bosies, Angelika Esswein, Frieder Bauss | 1997-05-06 |