Top Inventors at Petro-Canada Exploration All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Lubomyr M. Cymbalisty | 4 |
| 2 | Robert Shaw | 3 |
| 3 | Emerson Sanford | 2 |
| #4 | Joseph Liu | 2 |
| #5 | Laurier L. Schramm | 2 |
| #6 | Lloyd W. Trevoy | 2 |
| #7 | Russell G. Smith | 2 |
| #8 | Alvin Maskwa | 2 |
| #9 | Bryan J. Fuhr | 1 |
| #10 | Gordon Lorenz | 1 |
| #11 | Gordon Thompson | 1 |
| #12 | John Filby | 1 |
| #13 | Ken Gehring | 1 |
| #14 | Stephen J. Lane | 1 |
| #15 | Thaddeus Eugene Kizior | 1 |
| #16 | Jan Wojno | 1 |
| #17 | Gustaaf Stipdonk | 1 |