Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10690344 | Boiler system and method of operating same | Rakesh Zala, Randy Todd Aicher | 2020-06-23 |
| 10288300 | System and method of controlling condensing and non-condensing boiler firing rates | William Kovalcik, Brian Huibregtse, John Sutphen | 2019-05-14 |
| 9477242 | System and method of controlling condensing and non-condensing boiler firing rates | William Kovalcik, Brian Huibregtse, John Sutphen | 2016-10-25 |
| 7409301 | Boiler water level monitoring and control system | — | 2008-08-05 |
| 5044326 | Flammable waste liquid combustion system and method | Philip R. Coerper | 1991-09-03 |