Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6863870 | Plasma enhanced gas reactor | Stephen Ivor Hall, Robert Francis King, John Stedman | 2005-03-08 |
| 6767516 | Corona discharge reactor | John Sydney Carlow, Norman Jorgensen, Robert Francis King, Roy McAdams, Fiona Winterbottom | 2004-07-27 |