Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Helmut Springer | Ruhrchemie | 3 |
| 2 | Brigitte Hammer | Thyssen Krupp Stahl Ag | 2 |
| 3 | Alois Kessel | Clyde Bergemann | 1 |
6 patents · 3 inventors
Ranked #8,103 of 30,370 cities Top 30%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Helmut Springer | Ruhrchemie | 3 |
| 2 | Brigitte Hammer | Thyssen Krupp Stahl Ag | 2 |
| 3 | Alois Kessel | Clyde Bergemann | 1 |