Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6742610 | Rock drill | — | 2004-06-01 |
| 6213232 | Drilling tool helical shank formed from a polygonal profile bar | — | 2001-04-10 |
| 5676501 | Drill bit tube | Hans-Peter Meyen | 1997-10-14 |
| 5462130 | Drilling tool | — | 1995-10-31 |
| 5002139 | Drilling tool | August Haussmann, Bernhard Moser | 1991-03-26 |
| 4951761 | Rock drill | Bernhard Moser, August Haussmann | 1990-08-28 |
| 4903787 | Rock drill | Bernhard Moser | 1990-02-27 |
| 4852670 | Drilling tool with an exchangeable feed helix | Bernhard Moser | 1989-08-01 |
| 4729441 | Rock drill | Bernhard Moser | 1988-03-08 |
| 4594033 | Boring tool for producing undercuts in holes | Siegfried Klaissle, Bernhard Moser, Norbert Muller | 1986-06-10 |
| 4579180 | Drilling bit | Siegried Klaissle, Bernhard Moser, August Hausmann | 1986-04-01 |
| 4258808 | Rock drill | Siegfried Klaissle | 1981-03-31 |
| 4210215 | Rock drill with helical dust conveying groove | Siefgried Klaissle | 1980-07-01 |
| 4202420 | Rock drill with hard metal drilling head | Siegfried Klaissle, Bernhard Moser | 1980-05-13 |
| 4202557 | Drilling device | August Haussmann, Siegfried Klaissle, Hermann Hugger, Bernhard Moser, Walter Muller +2 more | 1980-05-13 |