| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 6 | |
| #2 | Switzerland | 5 | |
| #3 | Denmark | 3 | |
| #4 | Austria | 2 | |
| #5 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Agriculture | |
| #3 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Drying solid materials by removing liquid | |
| #2 | Agricultural harvest processing | |
| #3 | Analysing materials | |
| #4 | Planting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gronert August | 12 |
| #2 | August Gronert | 4 |
| Publication | Filing date | Title |
|---|---|---|
| ES147078A1 | A drying well for aggregates. |