Top Inventors at De Beers Uk All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | James Gordon Charters Smith | 9 |
| 2 | Federica Imperiali | 8 |
| 3 | Colin McGuinness | 4 |
| #4 | David Fisher | 4 |
| #5 | Peter Stanley Rose | 4 |
| #6 | Nicholas Matthew Davies | 3 |
| #7 | Qi Hong | 3 |
| #8 | Graham Ralph Powell | 2 |
| #9 | Maxwell Ralph Willis | 2 |
| #10 | Michael Peter Gaukroger | 2 |
| #11 | Siobhan D'Gama | 2 |
| #12 | Andrew John Portsmouth | 2 |
| #13 | Philip Harris | 1 |
| #14 | Timothy Howard Leaton | 1 |
| #15 | Trevor Anthony Harries | 1 |
| #16 | Alistair Fitch | 1 |