Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6487841 | Ring spinning frame with clamping device at the spindle | Dieter Dalitz, Martin Dübendorfer, Stephan Fichtner, Richard Kummer, Henry Ott +3 more | 2002-12-03 |
| 5724800 | Ring spinning method and a yarn made thereby | Herbert Stalder | 1998-03-10 |
| 5651244 | Ring spinning method and a yarn made thereby | Herbert Stalder | 1997-07-29 |
| 4951456 | Cap spinning device | Andre Lattion | 1990-08-28 |