Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Martin McKenzie | Romar International Limited | 9 |
| 2 | John Gallagher | Oil States Industries (Uk) Limited | 7 |
| 3 | James Johnstone | Kemira Oyj | 5 |
Part of California
21 patents · 3 inventors
Ranked #38,083 of 111,555 cities Top 35%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Martin McKenzie | Romar International Limited | 9 |
| 2 | John Gallagher | Oil States Industries (Uk) Limited | 7 |
| 3 | James Johnstone | Kemira Oyj | 5 |
Part of California