| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 4 | |
| #2 | Mexico | 4 | |
| #3 | Taiwan | 4 | |
| #4 | Argentina | 3 | |
| #5 | China | 3 | |
| #6 | South Africa | 3 | |
| #7 | EPO (European Patent Office) | 2 | |
| #8 | Singapore | 2 | |
| #9 | United States | 2 | |
| #10 | WIPO (World Intellectual Property Organization) | 2 | |
| #11 | Brazil | 1 | |
| #12 | Republic of Korea | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Biotechnology | |
| #3 | Chemical engineering | |
| #4 | Basic materials chemistry | |
| #5 | Medical technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Li Xiaomei | 20 |
| #2 | Kotelko Mike | 14 |
| #3 | Gao Tiejun | 12 |
| #4 | Kotelko Peter | 10 |
| #5 | Caraganis George | 5 |
| #6 | Foster Glen | 5 |
| #7 | Zeng Le Larry | 4 |
| #8 | Kotelko Bern | 4 |
| #9 | Kotelko Brett | 4 |
| #10 | Nickel Trevor Jason | 3 |
| Publication | Filing date | Title |
|---|---|---|
| CN103167899A | Nutrient recovery methods and uses thereof | |
| WO2012006745A1 | Grit removal system | |
| MX2010006913A | Removal of hard particles embedded in waste. | |
| US2009250401A1 | Integrated bio-digestion facility |