| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Canada | 2 | |
| #3 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Machines | |
| #3 | Machine tools | |
| #4 | Electrical machinery and energy | |
| #5 | Environmental technology | |
| #6 | Mechanical elements | |
| #7 | Agriculture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Walter Rolf | 2 |
| #2 | Leufen Heinrich | 2 |
| #3 | Menzel Johannes | 2 |
| #4 | Nickel Hans | 2 |
| #5 | Duerr Bernhard | 2 |
| #6 | Hettmann Heinz | 2 |
| #7 | Schneider Andreas | 1 |
| #8 | Opelka Frank | 1 |
| #9 | Gerhardy Reinhard | 1 |
| #10 | Rabis Manfred | 1 |