| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 4 | |
| #2 | Germany | 3 | |
| #3 | Denmark | 2 | |
| #4 | Finland | 2 | |
| #5 | Norway | 2 | |
| #6 | Austria | 1 | |
| #7 | France | 1 | |
| #8 | United Kingdom | 1 | |
| #9 | Netherlands | 1 | |
| #10 | Poland | 1 | |
| #11 | USSR (Union of Socialist Soviet Republics) | 1 | |
| #12 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Machine tools | |
| #3 | Machines | |
| #4 | Environmental technology | |
| #5 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Zethraeus Claude | 3 |
| #2 | Nilsson Gert-Aake Elof | 2 |
| #3 | Jadelind O D | 2 |
| #4 | Hillerstrom B | 2 |
| #5 | Jadeslind Olle Daniel | 1 |
| #6 | Zethraeus C | 1 |
| #7 | Nilsson G-A E | 1 |
| #8 | Zetraeus Klod | 1 |
| #9 | Jadelino Olle Daniel | 1 |
| #10 | Jadelind Olle Daniel | 1 |
| Publication | Filing date | Title |
|---|---|---|
| SE8206562D0 | Device for vaporizing of a liquid medium | |
| DK261581A | Remote heating center | |
| FI783180A | Vattenvaermare | |
| US4170055A | Method and apparatus for manufacturing a heat exchanger |