| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 3 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | Australia | 2 | |
| #4 | EPO (European Patent Office) | 2 | |
| #5 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Chemical engineering | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Water treatment | |
| #2 | Separation | |
| #3 | Hydraulic engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Perrin Didier | 4 |
| #2 | Neofotistos Paris | 4 |
| #3 | Tarallo Stephen | 2 |
| #4 | Keever Christopher S | 2 |
| #5 | Hamill Roger D | 1 |
| #6 | Jessop Jack H | 1 |
| #7 | Rybar Stephen M | 1 |
| #8 | Johnson Jr Harold W | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2004245159A1 | Variable speed waste removal system | |
| WO03084879A1 | Apparatus for irradiating fluids with uv | |
| US2003230525A1 | Automatic backwash filter system | |
| AU2002342531A1 | Method and apparatus for treating wastewater |