Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4764524 | Novel substituted furazane | Wilhelm Sirrenberg, Rudolph Braden, Heinz Ziemann, Gerhard Zoebelein | 1988-08-16 |
| 4762716 | Pure annonin and a process for the preparation thereof | Heinrich F. Moeschler, Detlef Wendisch | 1988-08-09 |
| 4689232 | Pure annonin and a process for the preparation thereof | Heinrich F. Moeschler, Detlef Wendisch | 1987-08-25 |