| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 18 |
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry |
| # | Technology | |
|---|---|---|
| #1 | Pigments |
| # | Name | Total Patents |
|---|---|---|
| #1 | Corporation Limited British Dy | 18 |
| #2 | Alexander Walker Fyfe | 3 |
| #3 | William Henry Perkin | 3 |
| #4 | Johnson Smith Naunton William | 1 |
| #5 | George Perkin Arthur | 1 |
| #6 | Mordecai Mendoza | 1 |
| #7 | Mendoza Mordecai | 1 |
| #8 | Thornley Sidney | 1 |
| #9 | Anthony James Hailwood | 1 |
| #10 | John Turrell Cronshaw Cecil | 1 |