Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8685210 | Bituminous froth inline steam injection processing | Les Gaston, Donald Norman Madge, William Lester Strand, Ian Noble, William Nicholas Garner | 2014-04-01 |
| 7914670 | Bituminous froth inline steam injection processing | Les Gaston, Donald Norman Madge, William Lester Strand, Ian Noble, William Nicholas Garner | 2011-03-29 |
| 7556715 | Bituminous froth inline steam injection processing | Les Gaston, Donald Norman Madge, William Lester Strand, Ian Noble, William Nicholas Garner | 2009-07-07 |