Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9792804 | System and method of monitoring an electronic discharge device in an air purification system | Kanghong Zhang, Robert Culbert, Richard Mueller | 2017-10-17 |
| 9588188 | System and method of monitoring an electronic discharge device in an air purfication system | Kanghong Zhang, Robert Culbert, Richard Mueller | 2017-03-07 |
| 7459694 | Mobile germicidal system | Robert Culbert | 2008-12-02 |
| 7323065 | UV irradiation for surface cleaning | Forrest B. Fencl | 2008-01-29 |
| 7278272 | Marine air conditioner decontamination system | Trevor Lee Huston, Robert Culbert | 2007-10-09 |
| 6627000 | UV irradiation of air handlers and other apparatus | Forrest B. Fencl | 2003-09-30 |
| 6500267 | Reduction of energy consumption in a cooling or heating system through UVC irradiation | Forrest B. Fencl | 2002-12-31 |
| 6313470 | "Returning a heat exchanger's efficiency to ""as new""" | Forrest B. Fencl | 2001-11-06 |
| 6280686 | Control of health hazards in an air handler | Forrest B. Fencl | 2001-08-28 |
| 6267924 | Reduction of pressure drop of a cooling or heating system | Forrest B. Fencl | 2001-07-31 |
| 6245293 | Cleaning and maintaining a drain pan in an air handling system | Forrest B. Fencl | 2001-06-12 |
| 5817276 | Method of UV distribution in an air handling system | Forrest B. Fencl, Robert Culbert | 1998-10-06 |