| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 11 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Agriculture | |
| #3 | Chemical engineering | |
| #4 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Steam generation | |
| #2 | Treating harvested food | |
| #3 | Drying solid materials by removing liquid | |
| #4 | Transport or storage devices | |
| #5 | Fluid heaters |
| # | Name | Total Patents |
|---|---|---|
| #1 | Stolle Rudolf | 3 |
| #2 | Kuehne Richard | 1 |
| #3 | Bollmann Adolf | 1 |