Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5671727 | Configurable low profile gas fireplace burner | John D. Salt, Andrew C. G. Wilkes | 1997-09-30 |
| 5267552 | Direct vent gas fireplace | Andrew C. G. Wilkes, James E. Kovacs | 1993-12-07 |
| 4619706 | Method for stripping organic coatings from substrates | Lloyd E. Hundley, Raymond A. Barry | 1986-10-28 |