Patents per Year
Top Inventors at Purolator All Time
Showing 1–12 of 12 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Andrew Silerio VICENCIO | 3 |
| 1 | Kirk Serjeantson | 3 |
| 3 | Cameron James LAIRD | 2 |
| 3 | Charles G. Pickett | 2 |
| 3 | John G. Charney | 2 |
| #6 | Richard McGillick | 1 |
| #6 | Adam Stevenson | 1 |
| #6 | Arthur W. Robichaud | 1 |
| #6 | Herman Charles Mouwen | 1 |
| #6 | James C. Laird | 1 |
| #6 | Theodore Pribytkov | 1 |
| #6 | Marra Khasin | 1 |
Most Valuable Patents
| Patent | Est. Value | Year |
|---|---|---|
| Filter sealing gasket with reinforcement ring | $2M | 1984 |
| Oil filter relief valve | $2M | 1985 |