Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12345261 | Stator for a vacuum pump | — | 2025-07-01 |
| 11542946 | Twin-shaft pumps with thermal breaks | Neil Turner, Phillip North, Malcolm William Gray, David Alan Turrell | 2023-01-03 |
| 11248607 | Multi-stage vacuum booster pump rotor | — | 2022-02-15 |
| 11098718 | Pump cooling systems | Phillip North, Malcolm William Gray, Neil Turner | 2021-08-24 |
| 9038925 | Ball shaped water sprinkler system | Dehlia Dodd | 2015-05-26 |
| 8827669 | Screw pump having varying pitches | Neil Turner, Tristan Richard Ghislain Davenne, Timothy Charles Draper | 2014-09-09 |
| 7963744 | Cooling of pump rotors | — | 2011-06-21 |
| 7121269 | Hot-start solenoid valve | — | 2006-10-17 |
| 6916162 | Scroll compressor | Nigel Paul Schofield, David John Goodwin | 2005-07-12 |
| 6672855 | Vacuum pumps | — | 2004-01-06 |
| 6537049 | Screw pump having a thermal shield | Nigel Paul Schofield | 2003-03-25 |
| 6217305 | Screw pumps | Nigel Paul Schofield | 2001-04-17 |
| 6200116 | Vacuum pumps | Nigel Paul Schofield | 2001-03-13 |
| 6129534 | Vacuum pumps | Nigel Paul Schofield | 2000-10-10 |