Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7294326 | Hydrocyanic acid consisting of formamide | Peter Bassler, Wolfgang Siegel, Guenther Achhammer, Anton Negele, Wilhelm Ruppel +3 more | 2007-11-13 |
| 6255534 | Preparation of carbonyl compounds | Dirk Demuth, Thomas Fetzer, Volker Pratsch, Thomas Martin WENDRICH, Ludwig Wambach +1 more | 2001-07-03 |
| 6214172 | Preparation of methylglyoxal dimethyl acetal | Carsten Groning, Klaus Ebel, Gerd Kaibel, Jörg Therre, Jurgen Koopmann +2 more | 2001-04-10 |
| 6133482 | Method for producing carbonyl compounds | Thomas Fetzer, Dirk Demuth, Heinz Rutter, Peter Resch, Wilhelm Ruppel +1 more | 2000-10-17 |
| 6072087 | Method for producing carbonyl compounds | Thomas Fetzer, Dirk Demuth, Heinz Rutter, Peter Resch, Wilhelm Ruppel +1 more | 2000-06-06 |
| 5936126 | Process for reacting an organic compound in the presence of a supported ruthenium catalyst | Thomas Ruhl, Boris Breitscheidel, Jochem Henkelmann, Wolfgang Reif, Sabine Weiguny | 1999-08-10 |
| 4560769 | Preparation of pyrroles | Martin Fischer, Karl Baer | 1985-12-24 |