Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6890171 | Apparatus for optimizing burner performance | George Stephens, David B. Spicer, James Harold Belt, Jr. | 2005-05-10 |
| 6877980 | Burner with low NOx emissions | George Stephens, David B. Spicer, Gautam Gauba, Mark E. Bury | 2005-04-12 |
| 6149137 | Method and apparatus for quenching hot flue gases | Bruce C. Johnson, Randhir C. Desai | 2000-11-21 |
| 5180302 | Radiant gas burner and method | Robert E. Schwartz | 1993-01-19 |