Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7351823 | Preparation process | Mathias Berwe, Christian Thomas, Joachim Rehse | 2008-04-01 |
| 6649798 | Method for production of diaminodiphenylmethanes | Stephan Klein, Christine Mendoza-Frohn, Daniel Koch, Heinz Muller, Hans-Georg Pirkl +2 more | 2003-11-18 |