Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Bruno Rittner | Igt | 4 |
| 2 | Robert HOPFER | Roto Frank Fenster—Und Tuertechnologie Gmbh | 1 |
5 patents · 2 inventors
Ranked #11,571 of 40,155 cities Top 30%
Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Bruno Rittner | Igt | 4 |
| 2 | Robert HOPFER | Roto Frank Fenster—Und Tuertechnologie Gmbh | 1 |