| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 15 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Environmental technology | |
| #3 | Machines | |
| #4 | Chemical engineering | |
| #5 | Transport |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tibbott Ian | 15 |
| #2 | Jackson Dougal R | 2 |
| #3 | Rawlinson Anthony J | 2 |
| #4 | Harrogate Ian W R | 2 |
| #5 | Ireland Peter | 2 |
| #6 | Turner Lynne H | 2 |
| #7 | Jackson Dougal Richard | 1 |
| #8 | Tibbott Oliver C T | 1 |
| #9 | Dane Edwin | 1 |
| #10 | Jackson Dougal | 1 |