Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6251273 | Filter | Heinz Jawurek, Erich Poldner | 2001-06-26 |
| 5773548 | Catalyst for preparing organosiloxanes or polyorganosiloxanes | Harald Schickmann, Robert Lehnert, Holger Rautschek, Harald Roesler, Hans-Guenther Srebny | 1998-06-30 |
| 5520801 | Liquid filter | Manfred Gerber | 1996-05-28 |
| 5462002 | Ship, especially a ferry, with a bow door | Bruno Pataj | 1995-10-31 |
| 5429101 | Oil separator for the gases of the crankcase of an internal-combustion engine | Bertram Uebelhoer | 1995-07-04 |
| 4455439 | Process for the preparation of ketene | Dieter Arnold, Jorg Bartels, Heinrich Lenzmann, Gunter Jacobsen, Manfred Stoltenberg | 1984-06-19 |
| 4244776 | Fluidized bed treatment of granular potassium sorbate | Gerhard Noltner, Horst Oehme, Rudolf Lademann | 1981-01-13 |