Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6239261 | Pasteurized, purified von Willebrand factor concentrate and a process for the preparation thereof | Norbert Heimburger, Klaus Wellner | 2001-05-29 |
| 4670544 | Process for the manufacture of the cold insoluble globulin and pharmaceutical preparation containing it | Horst Schwinn, Norbert Heimburger, Bernd Herchenhan | 1987-06-02 |