| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 4 | |
| #2 | Switzerland | 2 | |
| #3 | Czechia | 2 | |
| #4 | Germany | 2 | |
| #5 | Hungary | 2 | |
| #6 | Poland | 2 | |
| #7 | EPO (European Patent Office) | 1 | |
| #8 | France | 1 | |
| #9 | Luxembourg | 1 | |
| #10 | Netherlands | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Preparing clay | |
| #2 | Mixing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wildgruber Helmut | 12 |
| #2 | Widl Johann | 11 |
| #3 | Wild Johann | 1 |
| #4 | Helmut Wildgruber | 1 |
| #5 | Johann Widl | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE19757734A1 | Process and mixer for producing colored mortar compounds | |
| HU9302111D0 | Apparatus for making pumpable mortar and the likes on the spot | |
| DE4119261A1 | Pumpable concrete producing machine - has auger-type coaxial mixer and pump driven by common source and auger conveyor above | |
| ATA37187A | Device for producing floating screed | |
| ATA250785A | Device for producing floating screed | |
| ATA282182A | Device for producing ready-to-use wet screed |