Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12286974 | Multi-stage turbomolecular pump | Nigel Paul Schofield | 2025-04-29 |
| 12110896 | Axial flow vacuum pump with curved rotor and stator blades | Nigel Paul Schofield | 2024-10-08 |
| 12018691 | Vacuum pump | Nigel Paul Schofield | 2024-06-25 |
| 11841021 | Temperature control of a pumped gas flow | William Foote, David Bedwell, Simon Benjamin Stevens | 2023-12-12 |
| 11401935 | Twin shaft pumps and a method of pumping | Nigel Paul Schofield | 2022-08-02 |
| 10337517 | Gas transfer vacuum pump | Nigel Paul Schofield, Ian David Stones | 2019-07-02 |
| 9920761 | Vacuum pump rotor for a vacuum pump having a roots pumping mechanism | Nigel Paul Schofield | 2018-03-20 |
| 9551333 | Vacuum pump with longitudinal and annular seals | Neil Turner, Sivabalan Kailasam, Alan Ernest Kinnaird Holbrook | 2017-01-24 |
| 9279426 | Multi stage, clam shell vacuum pump | Nigel Paul Schofield | 2016-03-08 |
| 8500422 | Vacuum pump | Nigel Paul Schofield, Peter Birch | 2013-08-06 |
| 8500425 | Roots pumps | Nigel Paul Schofield | 2013-08-06 |