Top Inventors at Checkmate Limited All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Oliver Auston | 4 |
| 2 | Duncan Barrier | 3 |
| 3 | Brian Dawson | 1 |
| #4 | John C. Jeppesen | 1 |
| #5 | Roderick Charles Tasman Rainey | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Oliver Auston | 4 |
| 2 | Duncan Barrier | 3 |
| 3 | Brian Dawson | 1 |
| #4 | John C. Jeppesen | 1 |
| #5 | Roderick Charles Tasman Rainey | 1 |