Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Patrick Watson | IBM | 4 |
| 2 | Daniel Sawchuk | Canada Pipeline Accessories Company | 3 |
| 2 | David C. Schriemer | Unknown | 3 |
10 patents · 3 inventors
Ranked #8,942 of 43,797 cities Top 25%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Patrick Watson | IBM | 4 |
| 2 | Daniel Sawchuk | Canada Pipeline Accessories Company | 3 |
| 2 | David C. Schriemer | Unknown | 3 |