Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7189309 | Water draining device | Robert Wolf, Hans Prinzing, Gerhard Kotitschke, Jurgen Banning | 2007-03-13 |
| 6716315 | Water draining device | Robert Wolf, Hans Prinzing | 2004-04-06 |
| 4714456 | Solid bowl centrifuge with terminal clarification device | Wolfgang Bender, Dieter Mrotzek, Bernd Koglin | 1987-12-22 |
| 4501075 | Apparatus for removing condensate from a steam heated rotatable drying cylinder and the like | Karl Jenkner, Robert Wolf | 1985-02-26 |