Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6667349 | Method for producing osmotically and mechanically stable gel-like anion exchangers | Holger Lutjens, Reinhold Klipper, Georg Martin, Alfred Mitschker | 2003-12-23 |
| 6613948 | Process for the preparation of 2,3,4,5-tetrafluorobenzene derivatives | Otto Neuner, Norbert Lui, Dietmar Bielefeldt | 2003-09-02 |
| 6504060 | Continuous process for the preparation of diaminodicyclohexylmethane | Rolf Bunnenberg, Andreas Groschl, Andreas Schulze Tilling | 2003-01-07 |