| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 5 | |
| #2 | France | 4 | |
| #3 | Austria | 2 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Machines | |
| #3 | Machine tools | |
| #4 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Presses | |
| #2 | Rotary-pistons | |
| #3 | Rotary pistons | |
| #4 | Supplying combustion engines | |
| #5 | Shaping of plastics | |
| #6 | Paper-making machines | |
| #7 | Fillers | |
| #8 | Non-positive-displacement pumps |
| # | Name | Total Patents |
|---|---|---|
| #1 | Franz Nebel | 5 |
| #2 | Nebel Franz Dipl Ing | 2 |