Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE43804 | Hand-holdable vacuum cleaners | Andrew Walker, David Rowntree | 2012-11-20 |
| 8308831 | Filter cleaning mechanisms | — | 2012-11-13 |
| RE43603 | Dual filter vacuum cleaner apparatus | Danny Bone | 2012-08-28 |
| 8091174 | Upright vacuum cleaners | Barry Pears, Derek Muir, Stephen Houghton | 2012-01-10 |
| RE42873 | Hand-holdable vacuum cleaners | Andrew Walker, David Rowntree | 2011-11-01 |
| 7799103 | Filter cleaning mechanisms | — | 2010-09-21 |
| 7572307 | Filter assembly for vacuum cleaner and vacuum cleaner incorporating such assembly | — | 2009-08-11 |
| RE40542 | Dual filter vacuum cleaner apparatus | Danny Bone, Barry Pears | 2008-10-21 |
| 7370387 | Hand-holdable vacuum cleaners | Andrew Walker, David Rowntree | 2008-05-13 |