| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 2 | |
| #2 | Belgium | 2 | |
| #3 | Germany | 2 | |
| #4 | France | 2 | |
| #5 | Italy | 2 | |
| #6 | Netherlands | 2 | |
| #7 | United States | 2 | |
| #8 | Austria | 1 | |
| #9 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Controlling combustion | |
| #2 | Unspecified technologies | |
| #3 | Domestic heating systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Renshaw Edward James | 4 |
| #2 | Blissett Michael John | 2 |
| #3 | Renshaw Edward J | 2 |
| #4 | Renshaw E J | 2 |
| #5 | Blissett Michael J | 1 |
| #6 | Blissett M J | 1 |
| #7 | Grimskog Sture | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4168719A | Gas control unit for a burner | |
| AU2359077A | Control unit fora gas burner | |
| GB1083651A | Improvements in or relating to space heating radiators |