Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693188 | Hydrocarbon thermal processing apparatus | John Edgar Coltman | 1997-12-02 |
| 5085738 | Method and apparatus for thermal conversion of organic matter | Windel L. Harris | 1992-02-04 |