Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5961145 | Mobile machine with laterally pivoted supporting struts | Klaus Lorincz | 1999-10-05 |
| 4854403 | Stabilizer for deep well drilling tools | Alfred Ostertag | 1989-08-08 |
| 4635738 | Drill bit | Klaus Pahlke, Siegfried Starke, Heinz-Juergen Panhorst, Hans-Eckhard Mengel | 1987-01-13 |