Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4509295 | Controlled grinding of rollers for elimination of cracks | Wolfgang Bottcher, Heinz Juttner, Albrecht Maurer | 1985-04-09 |
| 4191533 | Pregnancy-specific .beta..sub.1 -glycoprotein and process for isolating it | Hans Bohn | 1980-03-04 |