| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 3 | |
| #2 | Belgium | 2 | |
| #3 | Netherlands | 2 | |
| #4 | Denmark | 1 | |
| #5 | Finland | 1 | |
| #6 | France | 1 | |
| #7 | Norway | 1 | |
| #8 | Sweden | 1 | |
| #9 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Domestic stoves | |
| #2 | Fluid heaters | |
| #3 | Burners | |
| #4 | Controlling combustion | |
| #5 | Combustion residues removal |
| # | Name | Total Patents |
|---|---|---|
| #1 | Breedveld J C | 4 |
| #2 | Breedveld Jacobus Christiaan | 1 |
| Publication | Filing date | Title |
|---|---|---|
| NL7610617A | Slow combustion stove connector piece - has flange with round pipe section attached fitting into chimney joining onto square opening | |
| GB1480364A | Space heating apparatus | |
| GB1217110A | Improvements in and relating to gas burners | |
| GB930783A | Improvements in or relating to control devices for oil burners |