| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Norway | 6 | |
| #2 | Denmark | 2 | |
| #3 | Sweden | 2 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | Spain | 1 | |
| #6 | Finland | 1 | |
| #7 | Italy | 1 | |
| #8 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Water treatment | |
| #2 | Climate change mitigation in wastewater treatment | |
| #3 | Shaping of plastics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gedde Tore Johan | 14 |
| Publication | Filing date | Title |
|---|---|---|
| SE8700741D0 | Process for purifying waste water | |
| DK388184A | Procedure and plant for waste cleaning | |
| WO8402334A1 | Method and means of purifying sewage |