Top Inventors at Sp Tyres Uk All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Phillip N. Griffiths | 5 |
| 2 | Gerald A. Griffiths | 4 |
| 3 | Peter Ingley | 4 |
| #4 | David R. Watkins | 3 |
| #5 | Ian Kemp | 3 |
| #6 | John Martin | 3 |
| #7 | Thomas Holmes | 3 |
| #8 | Kevin John Niderost | 2 |
| #9 | Mathew Simpson | 2 |
| #10 | Michael R. Corner | 2 |
| #11 | Nigel Gerard Nock | 2 |
| #12 | Peter Marriott | 2 |
| #13 | David H. Clarke | 1 |
| #14 | David Rawlins | 1 |
| #15 | Douglas J. Major | 1 |
| #16 | John C. Walker | 1 |
| #17 | Rex B. Barnett | 1 |
| #18 | Tom Holmes | 1 |
| #19 | Howard M. Nock | 1 |
| #20 | Arthur R. Williams | 1 |