Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7169950 | Method for producing monocarbonyl compounds or biscarbonyl compounds or hydroxyl compounds | Alexander Sajtos, Engelbert Kloimstein | 2007-01-30 |
| 6858743 | Method for the production of 2-coumarone and substituted 2-coumarones | Michael Stanek, Peter Hildebrand, Marianne Castelijns | 2005-02-22 |
| 6387280 | Process for reducing the amount of nitrification-inhibiting sulfur compounds | Helmut Sengstschmid, Willibald Scheuchenstuhl | 2002-05-14 |
| 6346623 | Method for producing substituted pyridine-carboxylic acids | Gerhard Steinbauer, Ernst Wressnegger, Erich Steinwender | 2002-02-12 |
| 6222063 | Process for transesterifying .alpha.-Ketocarboxylic esters | Johann Friedhuber | 2001-04-24 |
| 5898076 | Process for preparing 1-pyruvyl-L-proline | Karlheinz Giselbrecht | 1999-04-27 |
| 5723661 | Process for preparing calcium pyruvate and its hydrates | Kurt Weissenbock | 1998-03-03 |