Top Inventors at Thomas Broadbent & Sons All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Geoffrey L. Grimwood | 7 |
| 2 | Geoffrey Clive Grimwood | 6 |
| 3 | Joseph F. Jackson | 4 |
| #4 | John Wright | 3 |
| #5 | Edward Cooper | 1 |
| #6 | Geoffrey Brook | 1 |
| #7 | Trevor Heley | 1 |
| #8 | Anthony Burke | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Geoffrey L. Grimwood | 7 |
| 2 | Geoffrey Clive Grimwood | 6 |
| 3 | Joseph F. Jackson | 4 |
| #4 | John Wright | 3 |
| #5 | Edward Cooper | 1 |
| #6 | Geoffrey Brook | 1 |
| #7 | Trevor Heley | 1 |
| #8 | Anthony Burke | 1 |