| # | Country | Total Patents | |
|---|---|---|---|
| #1 | South Africa | 2 | |
| #2 | Belgium | 1 | |
| #3 | Brazil | 1 | |
| #4 | Canada | 1 | |
| #5 | Germany | 1 | |
| #6 | Spain | 1 | |
| #7 | Finland | 1 | |
| #8 | France | 1 | |
| #9 | United Kingdom | 1 | |
| #10 | Israel | 1 | |
| #11 | Netherlands | 1 | |
| #12 | Norway | 1 | |
| #13 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Water treatment | |
| #2 | Climate change mitigation in wastewater treatment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Squindo W | 5 |
| #2 | Squindo Wilhelm | 1 |
| #3 | Seiler Rene Rodolphe | 1 |
| #4 | Allavena Riccardo | 1 |
| Publication | Filing date | Title |
|---|---|---|
| BR8404098A | Process and installation for effluent purification | |
| ZA711150B | Method and apparatus for purifying waters polluted by organic substances |