Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE42383 | Open-end spinning frame | Heinz-Georg Wassenhoven | 2011-05-24 |
| 6886321 | Conduit plate adapter for an open-end spinning device | Eckhard Sonntag, Rolf Danner, Michael Spitzer, Brigitte Riede | 2005-05-03 |
| 6865876 | Opening roller unit of an open-end spinning device | Heinz-Georg Wassenhoven | 2005-03-15 |
| 6405434 | Method for producing a spinning rotor | Dieter Haaken, Fernando Segura, Ralf Bohne | 2002-06-18 |
| 6321522 | Spinning rotor for open-end spinning machine and method for producing the spinning rotor | Dieter Haaken, Fernando Segura, Ralf Bohne | 2001-11-27 |
| 6298649 | Open-end spinning frame | Heinz-Georg Wassenhoven | 2001-10-09 |
| 6092357 | Support disk bearing for an open-end spinning rotor | Heinz-Georg Wassenhoven, Bert Schlomer, Andreas Riese, Arndt Hamann | 2000-07-25 |
| 6082090 | Method for producing spinning box frames for open-end spinning devices | Heinz-Georg Wassenhoven, Jochen Dressen, Dieter Haaken | 2000-07-04 |
| 6009700 | Method and device for operating an open-end spinning machine | Heinz-Georg Wassenhoven, Willi Wassen, Maximilian Preutenborbeck, John Cundill | 2000-01-04 |
| 5987870 | Open-end spinning device | Heinz-Georg Wassenhoven, Jochen Dressen | 1999-11-23 |
| 5086985 | Yarn guide drum | — | 1992-02-11 |