Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Donald H. Sandbrook | Frogparking Limited | 4 |
| 2 | David Brebner | Umajin | 2 |
| 3 | Joseph David Bain | — | 1 |
| 3 | David Edward Hume | Grasslanz Technology Limited | 1 |
| 3 | Wayne Roydon Simpson | Grasslanz Technology Limited | 1 |
| 3 | Odette M. Shaw | — | 1 |
| 3 | Michael George Ricketts | Lindsay | 1 |