Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10745801 | Cutting plate and manufacturing method | Orlaw Massler, Matthias Leischner, Stefan Rosiwal | 2020-08-18 |
| 6640914 | Percussion borer for forming bores in stone material | Erich Wisser, Marcel John, Bernhard Sander, Hanspeter Schad, Charles C. Coffin +2 more | 2003-11-04 |
| 6048148 | Expansion anchor | Helmut Gassner, Markus Hartmann, Wolfgang Seyfferth, Gerit Knall | 2000-04-11 |