| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 6 | |
| #2 | Germany | 4 | |
| #3 | United States | 4 | |
| #4 | Japan | 3 | |
| #5 | Australia | 1 | |
| #6 | Canada | 1 | |
| #7 | Switzerland | 1 | |
| #8 | Denmark | 1 | |
| #9 | Finland | 1 | |
| #10 | United Kingdom | 1 | |
| #11 | Norway | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machine tools | |
| #3 | Machines | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Nails | |
| #2 | Unspecified technologies | |
| #3 | Tools for connecting or disengaging | |
| #4 | Scaffolding | |
| #5 | Metal-working |
| # | Name | Total Patents |
|---|---|---|
| #1 | Maechtle Daniel | 12 |
| #2 | Mayer Joachim | 7 |
| #3 | Valenta Guenter | 5 |
| #4 | Machtle Daniel | 3 |
| #5 | Woehler Guenther | 3 |
| #6 | Maechtle Irmgard | 3 |
| #7 | Machtle Roland | 1 |
| #8 | Steck Roland | 1 |
| #9 | Giyuntaa Barenta | 1 |
| #10 | Valenta Gunter | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0503677A2 | Heavy duty anchor | |
| EP0502348A2 | Anchoring device | |
| DE3924133A1 | Expansion dowel with low-friction cone | |
| EP0351668A1 | Dowel for façades | |
| DE3840055A1 | Facade dowels | |
| DE3836464A1 | PORTION CONTAINER FOR FILLING INJECTION MORTAR FOR MORTAR ANCHORS | |
| EP0290654A1 | Expansion dowel for the form-locking anchorage in a borehole | |
| EP0211100A1 | Heavy duty anchor with security means | |
| DE3524284A1 | Fastening device |