Showing 1–20 of 20 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Richard P. Burnand | — | 5 |
| 2 | Peter N. Tomlinson | — | 3 |
| 3 | Roger J. Wedlake | Lilliwyte Societe Anonyme | 2 |
| 3 | Adrian L. Gray | Foseco International Limited | 2 |
| 3 | Klaus Tank | Baker Hughes Holdings | 2 |
| #6 | Rainer Dietrich | Lonza | 1 |
| #6 | Charlie M. Levitt | — | 1 |
| #6 | Craig J. Smith | — | 1 |
| #6 | Edward T. Hill | — | 1 |
| #6 | Frederick A. Else | — | 1 |
| #6 | George B. Wenman | — | 1 |
| #6 | Rolf Bohme | General Mining Union Corporation Limited | 1 |
| #6 | Henning M. Henderson | — | 1 |
| #6 | Leon Buchan | Unknown | 1 |
| #6 | Michael H. Moys | — | 1 |
| #6 | Manfred F. A. Freissle | Polydeck Screen | 1 |
| #6 | Tom L. Nam | University Of The Witwatersrand, Johannesburg | 1 |
| #6 | Johan F. Prins | — | 1 |
| #6 | Vivian Edward Patz | Orica Explosives Technology Pty | 1 |
| #6 | Johann Wingard | — | 1 |