| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 4 | |
| #2 | Germany | 3 | |
| #3 | Canada | 2 | |
| #4 | United States | 2 | |
| #5 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Sawing | |
| #2 | Making gears or toothed racks | |
| #3 | Unspecified technologies | |
| #4 | Accessories for machine tools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Weghaus Norbert | 8 |
| #2 | Berktold Andreas | 7 |
| #3 | Berktold Andreas Dr | 3 |
| #4 | Pfitzer Otto | 3 |
| #5 | Holstein Herbert | 2 |
| #6 | Grigutsch Thomas | 1 |
| #7 | Melcher Reinhard | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP1426131A1 | Internal broaching tool | |
| DE10159532A1 | Internal broach | |
| DE10123494A1 | Internal broaching machine | |
| DE10027528A1 | Internal broach |