Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12258963 | Scroll pump with fluid recirculation valve | Alan Ernest Kinnaird Holbrook, Nigel Paul Schofield | 2025-03-25 |
| 12173707 | Adjustable scroll pump | Alan Ernest Kinnaird Holbrook, Nigel Paul Schofield | 2024-12-24 |
| 11841021 | Temperature control of a pumped gas flow | William Foote, Stephen Dowdeswell, Simon Benjamin Stevens | 2023-12-12 |
| 11821427 | Multiple stage vacuum pump | Alan Ernest Kinnaird Holbrook | 2023-11-21 |
| 11255326 | Offset stator bores for pump sealing | Alan Ernest Kinnaird Holbrook | 2022-02-22 |
| 9631630 | Bearing carrier for a pump | Clive Frederick Collie, Alan Ernest Kinnaird Holbrook | 2017-04-25 |
| D776567 | Safety pin | Jennifer Kelly | 2017-01-17 |
| D664155 | Vacuum pump | Paul Milner, Ian Keech, Ian Olsen, Reuben Day, Stuart Martin Puttick | 2012-07-24 |
| 5090020 | Apparatus for controlling the composition of a laser gas or gas mixture | — | 1992-02-18 |