Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Jeffrey Graham Pitt | — | 3 |
| 2 | John B. Wheeldon | Scapa-Porritt Limited | 2 |
| 2 | Andrew Charles Elson | — | 2 |
| #4 | Ken Wittamore | Parker-Hannifin | 1 |
8 patents · 4 inventors
Ranked #58,130 of 111,555 cities Top 55%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Jeffrey Graham Pitt | — | 3 |
| 2 | John B. Wheeldon | Scapa-Porritt Limited | 2 |
| 2 | Andrew Charles Elson | — | 2 |
| #4 | Ken Wittamore | Parker-Hannifin | 1 |