Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6187953 | Guanidinium phosphanes, their production and their use | Othmar Stelzer, Franz Peter Schmidtchen, Antonella Hessler, Michael Tepper, Michael Riedel +1 more | 2001-02-13 |