Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4715550 | Method and apparatus for controlling the effective length of thread packages | Markus Erni | 1987-12-29 |
| 4656465 | Method and arrangement for evaluating the performance of a yarn processing machine | Markus Erni, Marcel Zund | 1987-04-07 |
| 4497450 | Filament winding machine | Kurt Schefer | 1985-02-05 |