Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6652680 | Method for producing tubes for heavy guns | Wolfgang Arrenbrecht | 2003-11-25 |
| 6613166 | Method for producing brake disks for motor vehicles | — | 2003-09-02 |
| 5787763 | Process for manufacturing a connecting rod made of sheet metal | Edison Fatehpour, Berthold Koch | 1998-08-04 |
| 4666294 | Apparatus for exposure of both sides of printed circuit plates | Horst Gelbert, Michael Kiessling, Winifred Newiger, Wolfgang Walch, Hans Werner | 1987-05-19 |