Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7497282 | Drill bit having radially extending cutting bits on radial legs | Olaf Koch, Karl Hofmann, Werner Britten | 2009-03-03 |
| 6596342 | Method of coating of bulk goods | Gerald Felder, Werner Schörghofer | 2003-07-22 |
| 6283232 | Rock drill | Steven Moseley, Edwin Schweizer, Udo Hauptmann | 2001-09-04 |
| 6032749 | Drilling tool | Hans-Werner Bongers-Ambrosius, Dietmar Sartor, Harald Geiger, Anton Knoller | 2000-03-07 |
| 5553682 | Rock drill | Anton Knoller, Axel Neukirchen | 1996-09-10 |
| 5492187 | Twist drill | Axel Neukirchen, Maximilian Stock, Ralf Baumann | 1996-02-20 |
| 5345997 | Cooling device | Eckart Drossler | 1994-09-13 |
| 5172780 | Hard metal or hard material tipped drilling, chipping and cutting tools | Maximilian Stock | 1992-12-22 |