| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | WIPO (World Intellectual Property Organization) | 5 | |
| #3 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Biotechnology | |
| #3 | Basic materials chemistry | |
| #4 | Furniture and games | |
| #5 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dvorak Stephen W | 9 |
| #2 | Bertok Gyula Zsolt | 2 |
| #3 | Vanornum Douglas | 1 |
| #4 | Attila Balazs Draviczki | 1 |
| #5 | Draviczki Attila Balazs | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2011066393A2 | Biosolids digester and process for biosolids production | |
| US2011042307A1 | Methods and apparatuses to reduce hydrogen sulfide in a biogas | |
| WO2008140986A1 | Permanent access port | |
| WO2008066546A1 | Method and apparatus for anaerobic digestion of organic liquid waste streams | |
| US2004087011A1 | Method and apparatus for solids processing | |
| US6451589B1 | Method and apparatus for solids processing |