Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9796103 | Method and tool unit for setting a punching gap | Frank Durst, Ernst Heinemann | 2017-10-24 |
| 9533426 | Punch tool with a stamp supported in a floating manner | Ernst Heinemann | 2017-01-03 |