Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Peter A. Lugg | Joy Global Underground Mining | 2 |
| 1 | Geoffrey W. Keech | Joy Global Underground Mining | 2 |
| 3 | Ian B. Schirmer | Joy Global Underground Mining | 1 |
| 3 | Benjamin Thomas John WILKINSON | Allflex Australia Pty Limited | 1 |