| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 4 | |
| #2 | Canada | 3 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | China | 2 | |
| #5 | New Zealand | 2 | |
| #6 | Australia | 1 | |
| #7 | EAPO (Eurasian Patent Organization) | 1 | |
| #8 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Chemical engineering | |
| #3 | Agriculture | |
| #4 | Basic materials chemistry | |
| #5 | Machines | |
| #6 | Thermal processes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lewis Gary | 17 |
| Publication | Filing date | Title |
|---|---|---|
| NZ590490A | Vehicle exhaust conditioning system for use with agricultural equipment using a computerized controller | |
| WO2008131537A1 | System and method for sponsoring reduction of harmful emissions to the atmosphere | |
| CA2611168A1 | A method of improving growth characteristics of soil by recycling exhaust emissions of an internal combustion engine |