Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6639108 | Ammoximation of ketones and work-up by pervaporation/vapor permeation | Thomas Schiffer, Peter Esser, Martin Roos, Franz-Felix Kuppinger, Georg Thiele | 2003-10-28 |
| 6620970 | Work-up of the ammoximation products of ketones by liquid-liquid extraction in a ternary solvent system | Thomas Schiffer, Peter Esser, Jorg Krissmann, Martin Roos, Georg Thiele | 2003-09-16 |