| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 4 | |
| #2 | Germany | 3 | |
| #3 | Australia | 2 | |
| #4 | China | 2 | |
| #5 | Israel | 2 | |
| #6 | Republic of Korea | 2 | |
| #7 | Tunisia | 2 | |
| #8 | United States | 2 | |
| #9 | WIPO (World Intellectual Property Organization) | 2 | |
| #10 | South Africa | 2 | |
| #11 | Brazil | 1 | |
| #12 | Canada | 1 | |
| #13 | Gulf Cooperation Council | 1 | |
| #14 | Iceland | 1 | |
| #15 | Morocco | 1 | |
| #16 | Mexico | 1 | |
| #17 | Norway | 1 | |
| #18 | Poland | 1 | |
| #19 | Serbia | 1 | |
| #20 | Taiwan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Machines | |
| #3 | Chemical engineering | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Climate change mitigation in wastewater treatment | |
| #2 | Water treatment | |
| #3 | Separation | |
| #4 | Compounding processes | |
| #5 | Mixing | |
| #6 | Unspecified technologies | |
| #7 | Earth drilling | |
| #8 | Unspecified technologies | |
| #9 | Chemical or physical processes | |
| #10 | Shaping of plastics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Giangrasso Antonio | 27 |
| #2 | Antonio Giangrasso | 3 |
| #3 | Skupin Andreas | 3 |
| Publication | Filing date | Title |
|---|---|---|
| DE102005018886A1 | Apparatus and method for separating solids and liquids | |
| DE10360465A1 | Bacteria carrier material | |
| EP1551616A1 | Pre-filter material | |
| DE10248201A1 | prefilter |