Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4790149 | Flatbed knitting machine with electronic control | David Retallick | 1988-12-13 |
| 4788835 | Flatbed knitting machine with electronic control | David Retallick | 1988-12-06 |
| 4396990 | Checking system for checking the functional integrity of the operating magnets in a flatbed knitting machine | David Retallick | 1983-08-02 |
| 4311029 | Data entry device for a flatbed knitting machine with electronic control | Werner Sommer, Hans Schieber, Erich Krause, Franz Radel, Werner Trumper +4 more | 1982-01-19 |