Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9249805 | Vacuum pump | Ian David Stones, Nigel Paul Schofield | 2016-02-02 |
| 8851865 | Vacuum pump | Ian David Stones, Nigel Paul Schofield | 2014-10-07 |
| 8757987 | Vacuum pump for differentially pumping multiple chambers | David John Goodwin, Ian Olsen | 2014-06-24 |
| 8672607 | Vacuum pump | Ian David Stones, Nigel Paul Schofield | 2014-03-18 |
| 7866940 | Vacuum pump | Ian David Stones, Nigel Paul Schofield | 2011-01-11 |
| 7811065 | Vacuum pump for differential pumping multiple chambers | David John Goodwin, Ian Olsen | 2010-10-12 |
| 6709228 | Vacuum pumps | — | 2004-03-23 |