Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5988950 | Method and system for preventing upward migration of contaminants in soil | Charles T. Roberts | 1999-11-23 |
| 5951204 | Process to decontaminate soil | Charles T. Roberts | 1999-09-14 |
| H1584 | Mine tailings replacement | Winton G. Aubert | 1996-08-06 |