Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9709271 | Thermally controlled combustion system | Dennis W. Johnson, James H. Brown, Bo Oscarsson, Dennis Malone, Randy Grantz | 2017-07-18 |
| 9108123 | Steam efficiency with non depletive condensing and adiabatic solvent heating | Dennis W. Johnson, James H. Brown | 2015-08-18 |
| 8591844 | Start up catalyst heating | Dennis W. Johnson, James H. Brown | 2013-11-26 |