| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 19 | |
| #2 | United Kingdom | 5 | |
| #3 | United States | 4 | |
| #4 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Burners | |
| #2 | Metal tempering | |
| #3 | Fluid fuel combustion | |
| #4 | Details of furnaces | |
| #5 | Furnaces | |
| #6 | Iron and steel production | |
| #7 | Fluid heaters |
| # | Name | Total Patents |
|---|---|---|
| #1 | Regnier Eickworth | 4 |
| #2 | Eickworth Regnier | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB512430A | Improvements in or relating to annealing apparatus | |
| US1664973A | Gas burner | |
| GB275654A | Improvements in burners for gas firing | |
| US1710726A | Gas burner | |
| GB216151A | Improvements relating to fire-tube boiler with gas firing | |
| US1636989A | Oven | |
| US1760050A | Gas burner | |
| GB153897A | Improvements relating to gas burners | |
| GB157880A | Improvements relating to gas burners |