Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7994350 | Process for continuously preparing N-ethyl-2-pyrrolidone (NEP) | Helmut Schmidtke, Ralph Versch, Silke Simon, Karl-Heinz Ott, Stephanie Mollner | 2011-08-09 |
| 7282614 | Method for the production of propargyl alcohol | Maximilian Vicari, Martin Rudloff, Andreas Kramer | 2007-10-16 |
| 5227356 | Catalyst containing metal oxides for use in the degenerative oxidation of organic compounds present in exhaust gases from combustion plants | Klaus Hess, Bernd Morsbach, Wolfgang Buechele, Helmut Schachner | 1993-07-13 |