Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8726461 | Dual stage cyclonic vacuum cleaner | Sergey V. Makarov, Robert A. Salo, Mark E. Cipolla | 2014-05-20 |
| 7624473 | Adjustable flow rate valve for a cleaning apparatus | Evan A. Gordon | 2009-12-01 |
| 7340797 | Recovery tank for a cleaning apparatus | William H. Theiss, Jr., Jonathan E. Fawcett, Kenneth H. Cooper, Kenneth L. Symensma | 2008-03-11 |
| 7269879 | Solution distribution arrangement for a cleaning machine | Donald A. Coates | 2007-09-18 |
| 7240394 | Cleaning machine for cleaning a surface | Deborah R. Tucker, Craig M. O'Briskie, Donald A. Coates | 2007-07-10 |
| 7163372 | Diffuser for a motor fan assembly | — | 2007-01-16 |
| 6666660 | Motor-fan assembly for a floor cleaning machine | James R. Nero | 2003-12-23 |