Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6588519 | Head for a rock drill | — | 2003-07-08 |
| 6116361 | Boring tool | Werner Kleine, Udo Hauptmann, Harald Geiger, Josef Starkmann | 2000-09-12 |
| 6032749 | Drilling tool | Hans-Werner Bongers-Ambrosius, Rainer Batliner, Dietmar Sartor, Harald Geiger | 2000-03-07 |
| 5553682 | Rock drill | Rainer Batliner, Axel Neukirchen | 1996-09-10 |
| 5054973 | Tool bit with axially extending grooves in insertion end | Peter Kunert, Dieter Soehnlein | 1991-10-08 |
| 4941339 | Tool bits and method of shaping | Dieter Soehnlein, Dieter Wirths, Peter Kunert | 1990-07-17 |