| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 3 | |
| #2 | Sweden | 3 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | Australia | 1 | |
| #5 | Spain | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Heat-exchange device details | |
| #2 | Heat-exchanger without contact | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Persson Lars Ingemar | 3 |
| #2 | Sten Erik Kristian | 3 |
| #3 | Sten E K | 1 |
| #4 | Persson L I | 1 |
| #5 | Persson Lars I | 1 |
| #6 | Petersson Lars | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU1082888A | Heat exchanger | |
| EP0258253A1 | Heat exchanger. |