Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9139510 | Process for preparing aromatic amines | Michael Merkel, Karl-Heinz Wilke, Peter Lehner, Erwin Dieterich | 2015-09-22 |
| 9067864 | Process for producing aromatic amines | Knut Sommer, Ido Schwarz, Susanne Buchholz, Franz-Ulrich Von Gehlen, Karl-Heinz Wilke +4 more | 2015-06-30 |
| 7692042 | Process for preparing aniline | Markus Dugal, Franz-Ulrich Von Gehlen, Stefan Wershofen, Peter Lehner, Benie Marotz | 2010-04-06 |