| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Brazil | 3 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | WIPO (World Intellectual Property Organization) | 3 | |
| #4 | Canada | 2 | |
| #5 | EAPO (Eurasian Patent Organization) | 2 | |
| #6 | China | 1 | |
| #7 | Norway | 1 | |
| #8 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Separating solids | |
| #2 | Separation | |
| #3 | Earth drilling | |
| #4 | Cleaning |
| # | Name | Total Patents |
|---|---|---|
| #1 | Melhus Trond | 13 |
| #2 | Vasshus Jan Kristian | 13 |
| #3 | Knutsen Harald | 4 |
| #4 | Trond Melhus | 3 |
| #5 | Jan Kristian Vasshus | 2 |
| #6 | Kristian Vasshus Jan | 1 |
| #7 | Harald Knutsen | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2613043A1 | Apparatus for sieving and fluid separation and a method of using same | |
| US2008223760A1 | Sieve apparatus and method for use of same |