| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 3 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | Mexico | 2 | |
| #4 | Brazil | 1 | |
| #5 | China | 1 | |
| #6 | Hong Kong | 1 | |
| #7 | United States | 1 | |
| #8 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Biotechnology | |
| #3 | Basic materials chemistry | |
| #4 | Machines | |
| #5 | Foods and drinks |
| # | Name | Total Patents |
|---|---|---|
| #1 | Cummings Robert J | 9 |
| #2 | Robert Cummings Jr | 1 |
| #3 | Hickey Robert F | 1 |
| #4 | Cummings Robert James | 1 |
| #5 | Yockel Kurt | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2584756A1 | Method and apparatus for the treatment of byproducts from ethanol and spirits production | |
| US2006157407A1 | Method and apparatus for the anaerobic treatment of waste | |
| CA2458546A1 | A process for the anaerobic treatment of flowable and nonflowable organic waste |