Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4922704 | Method and apparatus for introducing a roving into a textile machine drafting frame | Walter Slavik | 1990-05-08 |
| 4509230 | Drafting mechanism for a spinning machine | — | 1985-04-09 |
| 4445323 | Apparatus for the conjoint gripping of bobbins on a ring spinning or ring-twisting machine | — | 1984-05-01 |
| 4332059 | Drive for drafting arrangement rolls of long spinning machines | Juerg Bischofberger | 1982-06-01 |