Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6832407 | Moisture indicator for wet pick-up suction cleaner | Evan A. Gordon, Mark J. Josef, Ronald D. Schneider | 2004-12-21 |
| 6812847 | Moisture indicator for wet pick-up suction cleaner | Evan A. Gordon, Ronald D. Schneider | 2004-11-02 |
| 6571422 | Vacuum cleaner with a microprocessor-based dirt detection circuit | Evan A. Gordon | 2003-06-03 |