| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 3 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | China | 2 | |
| #4 | New Zealand | 2 | |
| #5 | Canada | 1 | |
| #6 | Chile | 1 | |
| #7 | Republic of Korea | 1 | |
| #8 | Mexico | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Chemical engineering | |
| #3 | Basic materials chemistry | |
| #4 | Biotechnology | |
| #5 | Materials and metallurgy |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dvorak Stephen W | 13 |
| #2 | Frear Craig | 11 |
| #3 | Vanloo Bryan J | 9 |
| #4 | Chen Shulin | 9 |
| #5 | Zhao Quanbao | 9 |
| #6 | Kennedy Nicholas | 2 |
| #7 | Jiang Anping | 2 |
| #8 | Zhao Quan-Bao | 2 |
| #9 | Stephen W Dvorak | 1 |
| #10 | Vanornum Douglas | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2014150196A1 | Methods and apparatuses for removal of hydrogen sulfide and carbon dioxide from biogas | |
| WO2012087741A2 | Algae bioreactor, system and process | |
| NZ604050A | Nutrient recovery systems and methods | |
| EP2125639A1 | Anaerobic digester employing circular tank | |
| CN103253765A | Method and apparatus for anaerobic digestion of organic liquid waste stream |