Top Inventors at Ab Ferrosan All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Aina L. Abramo | 6 |
| 2 | Anders Bjork | 6 |
| 3 | Erik G. Christensson | 5 |
| #4 | Sven E. H. Hernestam | 5 |
| #5 | Knut G. Olsson | 3 |
| #6 | Stig A. B. Erlandsson | 3 |
| #7 | Ake Lindahl | 3 |
| #8 | Bengt E. S. Kjellberg | 2 |
| #9 | Lars-Olof Willard | 2 |
| #10 | Nils A. Nilsson | 2 |
| #11 | Hans-Bertil Johansson | 1 |
| #12 | Kjell Martinsson | 1 |
| #13 | Nils-Goran E. Olsson | 1 |