Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6659205 | Rock drill | Werner Kleine, Hans-Werner Bongers-Ambrosius, Martin Richter | 2003-12-09 |
| 6588520 | Rock drill | — | 2003-07-08 |
| 6557653 | Working tool for a percussion power tool | Hanspeter Schad, Martin Richter, Franz Popp, Josef Fünfer, Konrad Artmann +1 more | 2003-05-06 |
| 6543558 | Drilling and/or chiseling tool | Martin Richter, Konrad Artmann | 2003-04-08 |