Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9103053 | Method for operating an open-end rotor spinning machine | Jurgen Meyer, Michael Spitzer, Heinz-Georg Wassenhoven | 2015-08-11 |
| 7748207 | Yarn draw-off device for a textile machine producing cross-wound bobbins | Heinz-Georg Wassenhoven, Wilhelm Oehrl | 2010-07-06 |
| 7681389 | Suction air nozzle for a textile machine | Wilhelm Oehrl, Detlef Schelter | 2010-03-23 |
| 7378813 | Method and device for determining the zero position of a yarn guide capable of cross-winding | Günter Scheer, Wilhelm Oehrl, Erwin Peters, Robert Geisler, Dirk Schiffers +1 more | 2008-05-27 |
| 6009700 | Method and device for operating an open-end spinning machine | Heinz-Georg Wassenhoven, Willi Wassen, Claus-Dieter Landolt, John Cundill | 2000-01-04 |
| 5850730 | Opening device for an open-end spinning unit | Heinz-George Wassenhoven, Norbert Schippers | 1998-12-22 |
| 5622040 | Bearing for an open-end spinning rotor | Bert Schlomer, Michael Pyra, Volker Helbig | 1997-04-22 |
| 5426929 | Method and apparatus for forming a yarn reserve on a cross-wound bobbin | Hans-Werner Schwalm, Johannes Thomalla | 1995-06-27 |
| 5159804 | Method and apparatus for transferring a yarn to a winding station of a textile machine | Norbert Schippers, Hans Raasch, Heinz-Dieter Gobbels | 1992-11-03 |