| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | United States | 2 | |
| #4 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Turning | |
| #2 | Unspecified technologies | |
| #3 | Woodworking tools | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Johne Frank | 11 |
| Publication | Filing date | Title |
|---|---|---|
| DE19622297A1 | Tension chuck for clamping cylindrical tool shafts | |
| DE19543233A1 | Drill tool with interchangeable tip | |
| DE4416040A1 | Drilling tool | |
| DE4402483A1 | Tool holder or the like |