Showing 1–12 of 12 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Arnt T. Olsen | Elkem Aluminium Ans | 3 |
| 1 | Jan Ove Löland | Automotive Casting Technology | 3 |
| 3 | Knut Pettesen | Alcoa | 1 |
| 3 | Jan Sigurd Røtnes | — | 1 |
| 3 | Gunnar Brøndstad | — | 1 |
| 3 | Helge Sorensen Jan | National Oilwell Varco | 1 |
| 3 | Leif Ernstsen | — | 1 |
| 3 | Just Skog | Geophysical Company Of Norway A/S | 1 |
| 3 | Jan Hvistendahl | — | 1 |
| 3 | Arne Marthinsen | — | 1 |
| 3 | Bjorn Vikshaland | Norsk Hydro Asa | 1 |
| 3 | Erik Eitland | — | 1 |