Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7799544 | Compositions which can be used as biofuel | Ulrich Schörken, Carolin Meyer, Matthias Hof, Diana Stuhlmann | 2010-09-21 |
| 5707945 | Base fluids | Hendrik Leendert Rieffe | 1998-01-13 |
| 5688750 | Base fluid | Hendrik Leendert Rieffe | 1997-11-18 |