| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 2 | |
| #2 | Belgium | 1 | |
| #3 | Canada | 1 | |
| #4 | Germany | 1 | |
| #5 | Denmark | 1 | |
| #6 | Spain | 1 | |
| #7 | France | 1 | |
| #8 | United Kingdom | 1 | |
| #9 | Ireland | 1 | |
| #10 | Italy | 1 | |
| #11 | Netherlands | 1 | |
| #12 | Norway | 1 | |
| #13 | Sweden | 1 | |
| #14 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Domestic stoves | |
| #2 | Kitchen equipment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Poulson Larry | 9 |
| #2 | Langhammer Jerome | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA1331777C | Hot air circulating oven and food heating apparatus | |
| IE830017L | Oven | |
| US4491065A | Food heating apparatus | |
| US4295419A | Confined air food heating apparatus |