| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Norway | 9 | |
| #2 | Australia | 3 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | WIPO (World Intellectual Property Organization) | 3 | |
| #5 | Canada | 2 | |
| #6 | Poland | 2 | |
| #7 | United States | 2 | |
| #8 | Czechia | 1 | |
| #9 | Denmark | 1 | |
| #10 | Estonia | 1 | |
| #11 | Hungary | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Chemical or physical processes | |
| #2 | Climate change mitigation in wastewater treatment | |
| #3 | Water treatment | |
| #4 | Separation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rennesund Roy | 10 |
| #2 | Krogstad Tore | 8 |
| #3 | Jenssen Petter Deinboll | 8 |
| #4 | Wendelbo Rune | 6 |
| #5 | Kamperud John | 3 |
| #6 | Idland T | 2 |
| #7 | Soerli I | 2 |
| #8 | Eikebrokk Bjornar | 2 |
| #9 | Kamperud J | 2 |
| #10 | Vik B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2002179534A1 | Light expanded clay aggregates for phosphorous removal | |
| CA2367516A1 | Apparatus for cleaning of liquids comprising a granulated filter material | |
| AU4403597A | Light expanded clay aggregates for phosphorus removal | |
| PL330788A1 | Cationic ion exchangers containing ceolite, methods of obtaining them and their application | |
| DK9881A | Device wall or similar molding locking machine |