Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5286494 | Medicinal agents with sustained action | Christian Fechner, Michael Humpel, Johannes Tack | 1994-02-15 |
| 4814175 | Nifedipine combination preparation | Johannes Tack, Manfred Albring | 1989-03-21 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5286494 | Medicinal agents with sustained action | Christian Fechner, Michael Humpel, Johannes Tack | 1994-02-15 |
| 4814175 | Nifedipine combination preparation | Johannes Tack, Manfred Albring | 1989-03-21 |