| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 3 | |
| #2 | Denmark | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Norway | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 | |
| #6 | Finland | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Implantable devices | |
| #2 | Emergency protective circuit arrangements | |
| #3 | Operating tables | |
| #4 | Special electric heating or lighting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Silen Per-Olof | 5 |
| #2 | Graflind Leif | 4 |
| #3 | Silen P O | 2 |
| #4 | Graflind L H | 1 |
| #5 | Sil N Per-Olof | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DK600086A | Electric heat pump | |
| EP0258252A1 | Electrical heating pad | |
| US4747409A | Thermal vascular dilator |