Issued Patents 2011
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8048183 | Vacuum cleaner with a divider | — | 2011-11-01 |
| 8034140 | Configuration of a cyclone assembly and surface cleaning apparatus having same | — | 2011-10-11 |
| 8021526 | Household appliances which utilize an electrolyzer and electrolyzer that may be used therein | — | 2011-09-20 |
| 8015659 | Air flow passage for a vacuum cleaner | Helmut Gerhard Conrad, Ted Szylowiec | 2011-09-13 |
| 7941895 | Configuration of a cyclone assembly and surface cleaning apparatus having same | — | 2011-05-17 |
| 7931717 | Vacuum cleaner with a removable cyclone array | — | 2011-04-26 |
| 7887612 | Vacuum cleaner with a plurality of cyclonic cleaning stages | — | 2011-02-15 |
| 7867308 | Cyclonic array such as for a vacuum cleaner | — | 2011-01-11 |