Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7276138 | Vapor generating and recovery apparatus | Richard McCord | 2007-10-02 |
| 5364421 | Coal blends having improved ash viscosity | Timothy S. Westby, Lynton W. R. Dicks | 1994-11-15 |