Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4791706 | Method and apparatus for evening the sliver produced by a card | Wolfgang Wiening, Ulrich Hoffmann | 1988-12-20 |
| 4776065 | Fiber sliver or lap evening apparatus for a carding machine | Wolfgang Wiening | 1988-10-11 |
| 4639853 | Time-discrete adaptive switching on-off controller | Ulrich Hoffmann, Ulrich Muller, Rudolf Breddermann, Rainer Blumbach | 1987-01-27 |
| 4498930 | Method and device for regulating the burning process of a cement burning system | Horst Herchenbach, Gernot Jäger, Gerhard Franck | 1985-02-12 |