Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4271147 | Process for the isolation of membrane proteins from Neisseria meningitidis and vaccines containing same | Torsten B. Helting | 1981-06-02 |
| 4206200 | Stabilizer for polysaccharides | Torsten B. Helting | 1980-06-03 |
| 4190573 | Process for the isolation of the polyvalent proteinase inhibitor | Oswald Zwisler, Hans-Heinrich Nau, Helmut Rinno | 1980-02-26 |