Top Inventors at Pratley Investments (Proprietary) Limited All Time
Showing 1–6 of 6 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Kimleigh George Montague Pratley | 3 |
| 2 | Graham John Hutchings | 1 |
| 2 | Marthinus Jacobus van Staden | 1 |
| 2 | Richard G. Copperthwaite | 1 |
| 2 | Richard Grieves | 1 |
| 2 | Themistoclis Themistocleous | 1 |