Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7871499 | Retort oven with adjustable floor | William Sweet | 2011-01-18 |
| 7798077 | Freefall pyrolytic oven | William Sweet | 2010-09-21 |
| 7628610 | Conical cyclonic oxidizing burner | Juan Antonio Caballero, James Sipprelle, William Sweet | 2009-12-08 |
| 6855915 | Outdoor-use heating mat system | — | 2005-02-15 |