| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 3 | |
| #2 | Finland | 3 | |
| #3 | WIPO (World Intellectual Property Organization) | 3 | |
| #4 | Australia | 2 | |
| #5 | Canada | 2 | |
| #6 | China | 1 | |
| #7 | Israel | 1 | |
| #8 | Republic of Korea | 1 | |
| #9 | Singapore | 1 | |
| #10 | United States | 1 | |
| #11 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Water treatment | |
| #3 | Chemical or physical processes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Aho Simo | 12 |
| #2 | Hakala Ville | 12 |
| #3 | Rantala Pertti | 9 |
| Publication | Filing date | Title |
|---|---|---|
| FI127838B | A method for cleaning a filter element and a filtering device | |
| FI20145114A | A method for purifying a liquid by means of a finely divided sorbent | |
| AU2012213323A1 | Apparatus and method for removing finely divided solids from a liquid flow |