| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 9 | |
| #2 | WIPO (World Intellectual Property Organization) | 8 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Doors and windows | |
| #2 | Wing fittings | |
| #3 | Indexing scheme relating to hinges |
| # | Name | Total Patents |
|---|---|---|
| #1 | Langenbach Guido | 21 |
| #2 | Haacks Otto | 1 |
| #3 | Weber Joachim | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2009135473A1 | Sectional door | |
| WO2009018968A1 | Sectional door | |
| EP2047054A1 | Sectional door | |
| DE10329798A1 | sectional | |
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| DE10244662A1 | speed door | |
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| DE19726156A1 | Rapid roll-up door |