| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 11 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Mechanical elements | |
| #3 | Transport | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Pumps | |
| #2 | Gearing | |
| #3 | Servomotors | |
| #4 | Vehicle transmission mounting | |
| #5 | Machines | |
| #6 | Dredging | |
| #7 | Cooling of machines | |
| #8 | Motor vehicles | |
| #9 | Positive-displacement engines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dirks David D | 3 |
| #2 | Geringer Kerry G | 2 |
| #3 | Ryken James D | 1 |
| #4 | Lingenfelter Gary R | 1 |
| #5 | Sheets James Barker | 1 |
| #6 | Fleming John P | 1 |
| #7 | Patterson Ian D | 1 |
| #8 | Meyer Scott D | 1 |
| #9 | Chamberlain Patric Norman | 1 |
| #10 | Louis Joseph E | 1 |