| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 4 | |
| #2 | Denmark | 3 | |
| #3 | Switzerland | 2 | |
| #4 | Germany | 2 | |
| #5 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Animal care | |
| #2 | Street cleaning | |
| #3 | Roof coverings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Frank Alfred | 9 |
| #2 | Alfred Frank | 2 |
| Publication | Filing date | Title |
|---|---|---|
| DE19817669A1 | Small-sized facade cladding panels | |
| DE19749051A1 | Wooden storage container for material spread on roads | |
| ES106738A1 | Procedure for the construction of metal-framed walls for one or more floors. |