Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6572078 | Changover valve | Peter David Gammack, Robert Brian Seaman | 2003-06-03 |
| 6519807 | Cleaner head assembly for a vacuum cleaner | — | 2003-02-18 |
| 6461508 | Apparatus for separating dirt or dust from an airflow | — | 2002-10-08 |
| D439379 | Vacuum cleaner | Peter David Gammack, James Dyson | 2001-03-20 |
| D429776 | Toy vacuum cleaner | Peter David Gammack, James Dyson | 2000-08-22 |
| 5893938 | Dust separation apparatus | James Dyson, Simon Mark Bickerstaff | 1999-04-13 |
| 5858038 | Dust separation apparatus | James Dyson, Simon Mark Bickerstaff | 1999-01-12 |