Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8981093 | Process for preparing piperazine | Roland Bou Chedid, Johann-Peter Melder, Ulrich Abel, Roman Dostalek, Bernd Stein +1 more | 2015-03-17 |
| 8703992 | Method for producing aromatic and heteroaromatic carboxylic acids, carboxylic acid esters and carboxylic acid amides | Ansgar Gereon Altenhoff, Joachim Schmidt-Leithoff, Kathrin Wissel-Stoll, Michael Rack, Joachim Rheinheimer | 2014-04-22 |
| 8436169 | Process for preparing 1,4-bishydroxyethylpiperazine | Christof Wilhelm Wigbers, Johann-Peter Melder, Udo Rheude, Roman Dostalek | 2013-05-07 |
| 8153820 | Method for the production of N-substituted (3-dihalomethyl-1-methylpyrazol-4-yl) carboxamides | Thomas Zierke, Joachim Rheinheimer, Michael Rack, Sebastian Peer Smidt, Ansgar Gereon Altenhoff +1 more | 2012-04-10 |