Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8232305 | Anti-microbial compositions | Stewart Todd Elder, Andrea Preuss, Kai-Uwe Schoning | 2012-07-31 |
| 6620854 | Surface-active preparations | Marcel Schnyder, Francois Brugger, Fernand Hoffstetter, Karin Petzold, Radojka Vukomanovic | 2003-09-16 |