| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 4 | |
| #2 | Australia | 2 | |
| #3 | Hong Kong | 2 | |
| #4 | Israel | 2 | |
| #5 | Japan | 1 | |
| #6 | Republic of Korea | 1 | |
| #7 | Mexico | 1 | |
| #8 | New Zealand | 1 | |
| #9 | Philippines | 1 | |
| #10 | Singapore | 1 | |
| #11 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nyhuis Geert | 6 |
| #2 | Geert Nyhuis | 3 |
| #3 | Nyhuis Geert G | 1 |
| #4 | Geert Nyhuis G | 1 |
| #5 | Nyhuis Geert Dr-Ing | 1 |
| #6 | Dr Geert Nyhuis | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2016198252A1 | Method for biological cleaning of wastewater | |
| EP2792646A1 | Method and system for treating waste water containing ammonium | |
| EP2366673A1 | Method for biological purification of wastewater containing ammonium | |
| EP2163524A1 | Method for treating wastewater containing ammonium |