Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9605464 | Drive device | Andreas Ritter, Volker Neuhardt, Sergei Mazepa | 2017-03-28 |
| 4867317 | Positioning device | Willi Wildemann, Helmut Morgen, Castor Fuhrmann, Martin Siemann, Herbert Freitag | 1989-09-19 |
| 4685847 | Postive-locking dowel for concrete | — | 1987-08-11 |
| 4410055 | Drilling tool | — | 1983-10-18 |
| 4402639 | Anchor bolt | — | 1983-09-06 |
| 4401172 | Drilling tool | — | 1983-08-30 |