Showing 1–25 of 25 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Gerard de Jong | Saudi Arabian Oil | 3 |
| 2 | Petrus Van Der Walt | — | 2 |
| 2 | James Moir Cargill | — | 2 |
| #4 | John H. G. Munnik | — | 1 |
| #4 | Terence G. Bellars | — | 1 |
| #4 | Stanislaw Galuszynski | — | 1 |
| #4 | Joseph B. J. Kerf | Alfa Laval Separation A/S | 1 |
| #4 | Oskar H. G. Beier | Alfa Laval Separation A/S | 1 |
| #4 | Peter A. Kirkwood | — | 1 |
| #4 | John E. Bennie | — | 1 |
| #4 | Kevin N. A. Cockburn | — | 1 |
| #4 | Karen J. Edwards | British Technology Group Limited | 1 |
| #4 | Manuel F. Da Costa | Unknown | 1 |
| #4 | Craig Usswald | Unknown | 1 |
| #4 | Malcolm J. C. Roelofsz | — | 1 |
| #4 | Larry James Aitken | Unknown | 1 |
| #4 | Ursula Cooper | Unilever Home & Personal Care Usa, Division Of Conopco | 1 |
| #4 | Alan Charles Swart | — | 1 |
| #4 | Alen Paul Butler | — | 1 |
| #4 | Graham J Fullwood | — | 1 |
| #4 | Dirk Kotze | — | 1 |
| #4 | Krishna Govender | — | 1 |
| #4 | Alexander Memory Dube | — | 1 |
| #4 | Jacek Witold Slupinski | — | 1 |
| #4 | Reginald A. Hunn | South African Inventions Development | 1 |