Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7721519 | Method for the production of a fancy yarn | Hans Grecksch, Gerhard Rienas, Christoph Haase, Olav Birlem | 2010-05-25 |
| 7464531 | Method for visually displaying the maintaining of specified effects | Christoph Haase, Lorenz Kreitzen | 2008-12-16 |
| 7454889 | Method for producing an effect yarn on an open-end rotor spinning machine, and corresponding effect yarn | Wolfgang Doerner, Christoph Haase, Lorenz Kreitzen, Ralf Siewert | 2008-11-25 |
| 7424800 | Yarn cleaner | Olav Birlem, Hans Grecksch, Christoph Haase, Gerhard Rienas | 2008-09-16 |
| 7392648 | Rotor Spinning machine | Christoph Haase, Karl Kamps, Lorenz Kreitzen, Ralf Siewert | 2008-07-01 |
| 7386975 | Method for determining the effects of fancy yarn | — | 2008-06-17 |