Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5284647 | Mesotetraphenylporphyrin complex compounds, process for their production and pharmaceutical agents containing them | Ulrich Niedballa, Hanns-Joachim Weinmann, Heinz Gries, Jurgen Conrad, Ulrich Speck | 1994-02-08 |