Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12085178 | Non-return check valve and check valve apparatus for vacuum system | Cainan Long, Phillip North, Clifford George Burt, Robin Hockley, Konstantinos Karoulas | 2024-09-10 |
| 11719244 | Pump having liquid blades and an associated method of pumping | Nigel Paul Schofield, Ian Andrew Norton | 2023-08-08 |
| 11280340 | Variable inlet conductance vacuum pump, vacuum pump arrangement and method | Christopher Mark Bailey | 2022-03-22 |
| 10982662 | Pumping system | Malcolm William Gray, Iain David Port | 2021-04-20 |
| 10337517 | Gas transfer vacuum pump | Nigel Paul Schofield, Stephen Dowdeswell | 2019-07-02 |
| 10082134 | Pumping system | Malcolm William Gray, Iain David Port | 2018-09-25 |
| 9353748 | Scroll pump having tip seal containing engaging portions intermediate nonengaging portions that interface with a scroll base | Miles Geoffery Hockliffe, Alan Ernest Kinnaird Holbrook | 2016-05-31 |
| 9353746 | Scroll pump | Miles Geoffery Hockliffe, Alan Ernest Kinnaird Holbrook | 2016-05-31 |
| 9334863 | Pump | Philip John Stephens, Malcolm William Gray, Paul David Neller | 2016-05-10 |
| 9297382 | Scroll compressor | — | 2016-03-29 |
| 9297384 | Scroll pump with overpressure exhaust | Miles Geoffery Hockliffe, Alan Ernest Kinnaird Holbrook | 2016-03-29 |
| 9249805 | Vacuum pump | Nigel Paul Schofield, Martin Nicholas Stuart | 2016-02-02 |
| 9140250 | Vacuum pumping system | Ian Olsen, Richard Glyn Horler | 2015-09-22 |
| 8851868 | Scroll compressor including flow path with differing axial extents | Alan Ernest Kinnaird Holbrook | 2014-10-07 |
| 8851865 | Vacuum pump | Nigel Paul Schofield, Martin Nicholas Stuart | 2014-10-07 |
| 8764413 | Pumping arrangement | — | 2014-07-01 |
| 8740588 | Multiple inlet vacuum pumps | — | 2014-06-03 |
| 8716658 | Mass spectrometer system | — | 2014-05-06 |
| 8684031 | Apparatus for conveying a waste stream | — | 2014-04-01 |
| 8672607 | Vacuum pump | Nigel Paul Schofield, Martin Nicholas Stuart | 2014-03-18 |
| 8393854 | Vacuum pump | David John Goodwin | 2013-03-12 |
| 8235678 | Multi-stage vacuum pumping arrangement | — | 2012-08-07 |
| 8206081 | Vacuum pump | — | 2012-06-26 |
| 8105013 | Vacuum pump | — | 2012-01-31 |
| 7866940 | Vacuum pump | Nigel Paul Schofield, Martin Nicholas Stuart | 2011-01-11 |