Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5078068 | Process and apparatus for preparing a seam | Walter Hager | 1992-01-07 |
| 5027730 | Sewing machine with a thread monitor for the thread of the bobbin | Bernhard Mertel, Erich Willenbacher | 1991-07-02 |
| 4841415 | Apparatus for lighting a sewing area of a sewing machine | — | 1989-06-20 |
| 4805544 | Sewing machine with thread monitor for the bobbin thread | Bernhard Mertel, Erich Willenbacher | 1989-02-21 |
| 4736699 | Method of sewing corners of a double seam, with a two-needle sewing machine | Walter Hager | 1988-04-12 |