| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Poland | 3 | |
| #2 | Australia | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Hungary | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 | |
| #6 | Bulgaria | 1 | |
| #7 | Czechoslovakia | 1 | |
| #8 | Germany | 1 | |
| #9 | Denmark | 1 | |
| #10 | EAPO (Eurasian Patent Organization) | 1 | |
| #11 | Slovakia | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Measuring temperature |
| # | Name | Total Patents |
|---|---|---|
| #1 | Fischer-Hansen Jens Peter | 7 |
| #2 | Fischer Hansen Jens Peter | 4 |
| #3 | Hansen Jens Peter Fischer | 2 |
| #4 | Fischer Hansen Jens P | 1 |
| #5 | Jens Hansen F | 1 |
| #6 | Fischer-Hansen Jens P | 1 |
| #7 | Hansen Jens Peter Fisher | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0882220A1 | A method and a heat consumption meter for a radiator | |
| DK110796A | tube for measuring heat | |
| BG96354A | Heat measuring device | |
| PL287837A1 | Heat meter for installation on surface of a radiator |