| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 5 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | United States | 3 | |
| #4 | WIPO (World Intellectual Property Organization) | 3 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Machines | |
| #3 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Heat-exchange device details | |
| #2 | Heat-exchanger without contact | |
| #3 | Unspecified technologies | |
| #4 | Punching metal |
| # | Name | Total Patents |
|---|---|---|
| #1 | Xie Max | 12 |
| #2 | Lagerstroem Gunnar | 8 |
| #3 | Joensson Bertil | 3 |
| #4 | Hedman Erik | 2 |
| #5 | Jonsson Bertil | 1 |
| #6 | Bengtsson Kenth | 1 |
| #7 | Lagerstrom Gunnar | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP1389297A1 | Arrangement for connecting a pipe to a heat exchanger | |
| WO02097353A1 | Pipe connection arrangement for a heat exchanger | |
| WO02077557A1 | Plate heat exchanger and method for producing the same | |
| SE9900970D0 | Assembly method for plate type heat exchangers, comprises placing pleated metal strip between plates at in and out ports |