Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5150976 | Matrix printing head with forward and return articulated-armature magnets | Hans-Werner Volke | 1992-09-29 |
| 4988223 | Matrix printing head with pivotable armatures | Hans-Werner Volke | 1991-01-29 |
| 4504161 | Printing and typing apparatus for the selective printing of single sheet or marginally perforated endless paper | Hans-Werner Volke, Hermann Kohlhage, Udo Tewes | 1985-03-12 |
| 4497588 | Printing or typing apparatus with a rotating platen as well as guide devices for the paper | Hans-Werner Volke, Hermann Kohlhage, Udo Tewes | 1985-02-05 |
| 4468143 | Device for the mounting of a printing head and for the mounting and guidance of an ink ribbon for a printer | Hans-Werner Volke, Hermann Kohlhage, Udo Tewes | 1984-08-28 |