Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888333 | Allymercaptoacetylsydnonimines, processes for their preparation, and their use | Helmut Bohn, Rolf-Eberhard Nitz | 1989-12-19 |
| 4845091 | Substituted 3-amino-sydnonimines, their use and pharmaceutical products containing them | Karl Schonafinger, Rudi Beyerle, Helmut Bohn, Piero Martorana, Rolf-Eberhard Nitz | 1989-07-04 |
| 4816454 | 4,5-dihydro-3(2H)-pyridazinones and their pharmacological use | Gerhard Zoller, Rudi Beyerle, Helmut Bohn, Piero Martorana, Rolf-Eberhard Nitz | 1989-03-28 |