Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6218140 | Enhancer for eukaryotic expression systems | Bernhard Fleckenstein, Walter E. Schaffner, Frank Weber, Karoline Dorsch-Hasler, Gerhard Jahn | 2001-04-17 |
| 5849522 | Enhancer for eukaryotic expression systems | Bernhard Fleckenstein, Walter E. Schaffner, Frank Weber, Karoline Dorsch-Hasler, Gerhard Jahn | 1998-12-15 |