Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Nils T. Ottestad | Ottestad Breathing Systems As | 24 |
| 2 | Torfinn Ottesen | Nexans | 3 |
| 3 | Henrik Norstrud | — | 2 |
| 3 | Knut Gresvig | — | 2 |
| #5 | Vladimir Pliassov | — | 1 |
| #5 | Bjorn Burmann | Unknown | 1 |
| #5 | Jørn Magnus Jonas | — | 1 |