Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9332887 | Systems and methods for transferring heat and/or sound during fluid extraction and/or cleaning processes | — | 2016-05-10 |
| 9195238 | Waste water vessels with multiple valved chambers, and associated systems and methods | Bill Elmer Richardson | 2015-11-24 |
| 8561254 | Systems and methods for transferring heat and/or sound during fluid extraction and/or cleaning processes | — | 2013-10-22 |
| 7841042 | Truck mounted heat exchange device | Ronald Williams | 2010-11-30 |
| 6445329 | High speed analog to digital converter | Saeed Abassi, Fangxing Wei | 2002-09-03 |
| RE37162 | Hard surface cleaning appliance | — | 2001-05-08 |
| 6226983 | Fuel injected heat exchanger for internal combustion engine exhaust | — | 2001-05-08 |
| 6182328 | Mobile cleaning system | — | 2001-02-06 |
| 6032326 | Surface cleaning appliance | Steven S. Wickert | 2000-03-07 |
| 5784754 | Surface cleaning appliance | Steven S. Wickert | 1998-07-28 |
| 5711051 | Hard surface cleaning appliance | — | 1998-01-27 |
| 5463791 | Surface cleaning appliance | — | 1995-11-07 |
| 4991254 | Cleaning system | James R. Roden | 1991-02-12 |