Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Peter Raymond Hughes | Camco International (Uk) Limited | 4 |
| 2 | Glenn Hall | HP | 1 |
| 2 | Michael Bowring | Ip Wireless | 1 |
| 2 | James Reynolds Henshaw | Renishaw Plc | 1 |
| 2 | Sergey Loukianov | Renishaw Plc | 1 |
| 2 | Stephen Anthony Gerard Chandler | — | 1 |