| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 7 | |
| #2 | WIPO (World Intellectual Property Organization) | 7 | |
| #3 | Australia | 5 | |
| #4 | EPO (European Patent Office) | 2 | |
| #5 | Taiwan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Magnetic or electrostatic solid separation | |
| #2 | Separation | |
| #3 | Air-conditioning |
| # | Name | Total Patents |
|---|---|---|
| #1 | Krantz Evert | 11 |
| #2 | Bjoerkebaum Hans | 4 |
| #3 | Krantz Peter | 3 |
| #4 | Bjorkebaum Hans | 2 |
| #5 | Hedstroem Anders | 1 |
| #6 | Romson Lars | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP1377382A1 | Air-cleaning filter | |
| WO03006169A1 | Method for producing air-cleaning filters as well as an air-cleaning filter | |
| TW496757B | Air-cleaning filter | |
| WO0149391A1 | Air-cleaning filter | |
| AU2032401A | A method and a plant for the manufacture of air-cleaning filters as well as a filter manufactured in accordance with the method | |
| AU7820000A | A device for the separation of particles from air and an air-cleaning assembly having such a device |