Top Inventors at Aprex All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | John Urquhart | 4 |
| 2 | Richard G. Hamilton | 2 |
| 3 | Darrell K. Ingram | 1 |
| #4 | David M. Liu | 1 |
| #5 | Harold R. Elgie | 1 |
| #6 | Tom Papanek | 1 |
| #7 | Alton B. Otis, Jr. | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | John Urquhart | 4 |
| 2 | Richard G. Hamilton | 2 |
| 3 | Darrell K. Ingram | 1 |
| #4 | David M. Liu | 1 |
| #5 | Harold R. Elgie | 1 |
| #6 | Tom Papanek | 1 |
| #7 | Alton B. Otis, Jr. | 1 |