Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4527496 | Sewing machine with a spooling mechanism | — | 1985-07-09 |
| 4479077 | Sewing machine with a universal motor | Jurgen Hartwig | 1984-10-23 |
| 4432297 | Low thread supply monitor in a sewing machine | — | 1984-02-21 |
| 4317032 | Pulse generator for variable-speed drives | Helfried Hanus, Uwe Winkler | 1982-02-23 |
| 4283666 | Speed control device for a home sewing machine | — | 1981-08-11 |
| 4237807 | Thread monitoring device for the thread supply of a rotary hook of a sewing machine | Gunter Meier | 1980-12-09 |