Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7007616 | Oxygen-based biomass combustion system and method | Brian Culvey | 2006-03-07 |
| 6959654 | Gasifier system and method | — | 2005-11-01 |
| 6532879 | Gasifier system and method | — | 2003-03-18 |
| 5284103 | Bio-mass burner construction | David J. Hand, Calvin H. Hand, Jr. | 1994-02-08 |
| 5178076 | Bio-mass burner construction | David J. Hand, Calvin H. Hand, Jr. | 1993-01-12 |