| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 | |
| #2 | Canada | 7 | |
| #3 | EPO (European Patent Office) | 7 | |
| #4 | WIPO (World Intellectual Property Organization) | 7 | |
| #5 | Australia | 4 | |
| #6 | Colombia | 2 | |
| #7 | New Zealand | 2 | |
| #8 | Chile | 1 | |
| #9 | China | 1 | |
| #10 | Mexico | 1 | |
| #11 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Chemical engineering | |
| #3 | Civil engineering | |
| #4 | Packaging and shipping | |
| #5 | Mechanical elements | |
| #6 | Biotechnology | |
| #7 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Water treatment | |
| #2 | Climate change mitigation in wastewater treatment | |
| #3 | Separation | |
| #4 | Sewers | |
| #5 | Pipes | |
| #6 | Handling thin material | |
| #7 | Microbiology | |
| #8 | Separating solids | |
| #9 | Separating solids using liquids | |
| #10 | Analysing materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Presby David W | 27 |
| #2 | Presby David William | 15 |
| #3 | Rashkin Lee | 6 |
| #4 | Vlk John | 6 |
| #5 | David W Presby | 2 |
| #6 | Presby David | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP3416904A1 | Modular liquid waste treatment integrated fin members, structure, assembly and method of manufacture | |
| EP3417119A1 | Foldable and removable partition assembly for septic tank | |
| CA2977568A1 | Loading/unloading device for a delivery vehicle | |
| NZ726194A | Modular liquid waste treatment system and method | |
| WO2013056055A2 | Liquid waste treatment apparatus | |
| EP2673634A2 | Apparatus and method for analyzing aggregate | |
| CA2799511A1 | Apparatus and method for processing liquid waste | |
| EP1888846A2 | Fluid conduit with layered and partial covering material thereon |