Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Richard Norman | Unknown | 3 |
| 2 | Philip Poyntz | — | 1 |
| 2 | Robert David Troy Pujolas | — | 1 |
| 2 | George Franklyn Bremner | Pii Pipetronix Gmbh | 1 |
6 patents · 4 inventors
Ranked #7,349 of 28,648 cities Top 30%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Richard Norman | Unknown | 3 |
| 2 | Philip Poyntz | — | 1 |
| 2 | Robert David Troy Pujolas | — | 1 |
| 2 | George Franklyn Bremner | Pii Pipetronix Gmbh | 1 |