Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Erling Jim Andersen | — | 6 |
| 2 | Donald J. Butler | Pulp And Paper Research Institute Of Canada | 3 |
| 3 | Cyril Farrell | — | 1 |
| 3 | Roger Desjardins | — | 1 |
11 patents · 4 inventors
Ranked #51,096 of 111,555 cities Top 50%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Erling Jim Andersen | — | 6 |
| 2 | Donald J. Butler | Pulp And Paper Research Institute Of Canada | 3 |
| 3 | Cyril Farrell | — | 1 |
| 3 | Roger Desjardins | — | 1 |