| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Norway | 7 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | WIPO (World Intellectual Property Organization) | 3 | |
| #4 | Canada | 1 | |
| #5 | Germany | 1 | |
| #6 | France | 1 | |
| #7 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Thermal processes | |
| #3 | Electrical machinery and energy | |
| #4 | Control | |
| #5 | Machines | |
| #6 | Civil engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wesseltoft Per | 15 |
| #2 | Peru Ueserutofuto | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP2893260A1 | Radiant heating element and panel | |
| EP0800637A1 | Ceiling mounted electrical heater | |
| WO9013986A1 | Flat electric heating arrangement | |
| EP0138837A1 | Temperature control for a bed heater | |
| DE2616929A1 | HEAT TRANSFER ELEMENT, IN PARTICULAR RADIANT HEATING ARRANGEMENT |