Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7553970 | Process for preparing 3-heteroaryl-3-hydroxypropanoic acid derivatives | Markus Eckert, Nils Brinkmann, Claus Dreisbach, Ruth Meissner, Rainhard Koch | 2009-06-30 |
| 6146858 | Method for producing cellulose derivatives | Rainhardt Koch, John J. Foster, Hans-Georg Rast, Jurgen Engelhardt, Jörg Neubauer +2 more | 2000-11-14 |